You can use 아/어서 to connect two clauses. When the first clause is the reason or cause for the second clause, it means 'because' or 'so'. For example, if you say '날씨가 좋아서 산책했어요,' it means 'Because the weather was good, I took a walk.'
It can also show that actions happen in sequence. In this case, the first action must be completed before the second one starts. For instance, '밥을 먹어서 힘이 났어요' means 'I ate a meal, and then I gained strength.'
Remember, you cannot use past tense (았/었) or future tense (겠) before 아/어서. The tense is always expressed in the final verb of the sentence. Additionally, you cannot use imperative (으세요) or propositive (읍시다) endings after 아/어서 when it means 'because'.
When used with verbs and adjectives, 아/어서 (a/eoseo) links two clauses where the first clause is the reason or cause for the second clause. It can also indicate a sequence of actions, where the first action must be completed before the second. This conjunction cannot be used with the past tense marker -았/었- (at/eot-) or future tense marker -겠- (get-) in the first clause. For example, you would say “비가 와서 집에 있었어요” (Because it rained, I stayed home) rather than “비가 왔어서 집에 있었어요”.
아/어서 30秒了解
- Connects two sentences.
- Shows a reason or cause for something.
- Can show actions happening in order.
§ Understanding 아/어서
The Korean grammatical form 아/어서 is incredibly versatile and essential for connecting sentences. It has two main uses that you'll encounter frequently: expressing a reason or cause (because/so) and indicating a sequence of actions (and then).
- Korean Word
- 아/어서
- Definition
- Because, so; and then (sequential action).
- CEFR Level
- A2
§ How to Form 아/어서
Attaching 아/어서 to a verb or adjective stem is quite straightforward. The choice between 아서 and 어서 depends on the last vowel of the stem, similar to how you form the polite present tense (-아요/-어요).
- If the last vowel of the stem is ㅏ or ㅗ, use -아서.
- If the last vowel of the stem is anything other than ㅏ or ㅗ, use -어서.
- For verb stems ending in 하다, it becomes -하여서, which commonly contracts to -해서.
§ Usage 1: Expressing Cause or Reason ('Because', 'So')
When 아/어서 is used to express a reason, it connects two clauses where the first clause is the cause or reason for the second clause. Think of it as 'because [first clause], [second clause]' or '[first clause], so [second clause]'.
비가 와서 집에 있었어요.
It rained, so I stayed home. (Because it rained, I stayed home.)
배가 고파서 밥을 먹었어요.
I was hungry, so I ate rice. (Because I was hungry, I ate rice.)
피곤해서 일찍 잤어요.
I was tired, so I went to bed early.
§ Usage 2: Indicating Sequential Action ('And Then')
Another common use of 아/어서 is to show that one action happens, and then immediately after, another action occurs. The actions are usually closely related or part of a natural progression.
학교에 가서 공부했어요.
I went to school and then studied.
친구를 만나서 영화를 봤어요.
I met a friend and then watched a movie.
§ Common Mistakes to Avoid
Do not use 아/어서 with imperative sentences (commands) or propositive sentences (suggestions) when expressing a reason. For these cases, use -(으)니까 or 기 때문에.
Remember the vowel harmony for attaching 아서 or 어서. This is a consistent rule in Korean grammar.
When showing sequential actions, ensure the actions are logically connected and often performed relatively immediately after each other. If there's a significant time gap or unrelated actions, you might use -고 instead.
§ Practice Makes Perfect
The best way to master 아/어서 is to use it! Try to form your own sentences, paying attention to whether you're expressing a reason or a sequence of events. Listen for it in Korean dramas or songs, and you'll quickly start to feel more comfortable with this fundamental grammar point.
§ Understanding 아/어서: The Basics
The Korean grammar pattern 아/어서 is super common, and you'll hear it all the time. It has two main uses: showing cause/reason ('because/so') and indicating sequential actions ('and then'). Mastering this will really help you understand everyday Korean.
- DEFINITION
- 아/어서 (noun): Because, so; and then (sequential action).
§ 아/어서 at Work: Explaining and Connecting
In a work environment, 아/어서 is frequently used to explain decisions, reasons for actions, or to describe a sequence of tasks. You'll hear it in meetings, casual conversations with colleagues, and even in formal reports. It's essential for clear communication.
- Explaining delays or problems:
교통 체증이 심해서 늦었어요. (Because the traffic was severe, I was late.)
- Describing a workflow or project steps:
자료를 찾아서 보고서를 썼어요. (I found the data and then wrote the report.)
- Giving reasons for a request:
몸이 안 좋아서 오늘 일찍 퇴근해도 될까요? (Because I don't feel well, can I leave work early today?)
§ 아/어서 in School: Explaining and Narrating
In a school setting, students and teachers use 아/어서 constantly. Students use it to explain why they didn't do homework, describe a process in a science experiment, or talk about a historical sequence. Teachers use it for giving instructions or explaining concepts.
- Explaining why something happened:
숙제가 너무 많아서 어제 밤샜어요. (Because there was too much homework, I stayed up all night yesterday.)
- Describing a series of events:
도서관에 가서 책을 빌렸어요. (I went to the library and then borrowed a book.)
§ 아/어서 in the News: Reporting Facts and Sequences
News reports often use 아/어서 to provide clear, concise information. Journalists use it to state the cause of an event or to describe a sequence of actions that led to a particular outcome. This helps listeners and readers quickly grasp the facts.
- Reporting on reasons for an event:
폭설이 내려서 항공편이 지연되었습니다. (Because of heavy snow, flights were delayed.)
- Describing a chain of events:
경찰이 출동해서 상황을 통제했습니다. (The police were dispatched and then controlled the situation.)
趣味小知识
This grammatical ending is super versatile! You'll hear it all the time in everyday Korean conversations.
发音指南
- confusing with -(으)니까
- incorrectly using with imperative/propositive sentences
按水平分级的例句
비가 와서 집에 있어요.
Because it's raining, I am at home.
피곤해서 일찍 잤어요.
Because I was tired, I slept early.
배고파서 밥을 먹었어요.
Because I was hungry, I ate rice.
친구가 와서 같이 영화를 봤어요.
My friend came and then we watched a movie together.
학교에 가서 공부했어요.
I went to school and then studied.
도서관에 가서 책을 빌렸어요.
I went to the library and then borrowed a book.
날씨가 좋아서 산책했어요.
Because the weather was good, I took a walk.
아파서 병원에 갔어요.
Because I was sick, I went to the hospital.
비가 와서 집에 있었어요.
Because it rained, I stayed at home.
피곤해서 일찍 잤어요.
Because I was tired, I slept early.
배가 고파서 밥을 먹었어요.
Because I was hungry, I ate a meal.
도서관에 가서 책을 빌렸어요.
I went to the library and then borrowed a book.
친구를 만나서 영화를 봤어요.
I met a friend and then watched a movie.
공부해서 시험에 합격했어요.
Because I studied, I passed the exam.
문을 열어서 밖으로 나갔어요.
I opened the door and then went outside.
매워서 물을 마셨어요.
Because it was spicy, I drank water.
피곤해서 일찍 잤어요.
Because I was tired, I went to bed early.
Explaining a reason for an action.
친구가 한국에 와서 같이 여행했어요.
My friend came to Korea, so we traveled together.
Connecting two sequential actions where the first is a reason for the second.
날씨가 좋아서 기분이 좋아요.
Because the weather is good, I feel good.
Expressing a reason for a state or feeling.
밥을 먹어서 배불러요.
Because I ate, I'm full.
Showing a cause and effect relationship.
버스를 놓쳐서 지각했어요.
I missed the bus, so I was late.
Connecting a past event to a resulting consequence.
길이 미끄러워서 조심해야 해요.
Because the road is slippery, you need to be careful.
Giving a reason for a necessary action.
너무 바빠서 연락 못 했어요.
Because I was so busy, I couldn't contact you.
Explaining the reason for an inability to do something.
숙제를 다 해서 놀러 갈 수 있어요.
Because I finished my homework, I can go out and play.
Indicating a completed action as a prerequisite for another.
비가 와서 길이 미끄러워요.
Because it rained, the road is slippery.
배가 고파서 밥을 먹었어요.
I was hungry, so I ate rice.
친구를 만나서 영화를 봤어요.
I met a friend and then watched a movie.
숙제를 다 해서 놀러 갈 수 있어요.
Because I finished all my homework, I can go out and play.
너무 더워서 에어컨을 켰어요.
It was too hot, so I turned on the air conditioner.
피곤해서 일찍 잠들었어요.
I was tired, so I fell asleep early.
책을 읽어서 지식을 얻었어요.
I read a book and gained knowledge.
한국어를 배워서 한국 여행을 계획하고 있어요.
Because I'm learning Korean, I'm planning a trip to Korea.
常见搭配
常用短语
비가 와서 집에 있었어요.
It rained, so I stayed home.
머리가 아파서 병원에 갔어요.
My head hurt, so I went to the hospital.
친구가 좋아서 같이 놀아요.
I like my friend, so we play together.
숙제가 많아서 밤을 새웠어요.
I had a lot of homework, so I stayed up all night.
밥을 먹어서 배불러요.
I ate rice, so I'm full.
아침에 일어나서 운동했어요.
I woke up in the morning and then exercised.
책을 읽어서 지식이 늘었어요.
I read books and then my knowledge increased.
선물을 받아서 기분이 좋아요.
I received a gift, so I feel good.
공부하고 나서 잠을 잤어요.
I studied and then slept.
버스를 놓쳐서 지각했어요.
I missed the bus, so I was late.
容易混淆的词
The primary distinction is the ability of '-(으)니까' to be used with imperative/propositive sentences and its focus on a discovered reason or justification.
Both connect sequential actions, but '아/어서' implies a stronger causal link or dependency between the actions, whereas '-고' simply lists actions in order.
'-(으)면' expresses a condition ('if/when'), while '아/어서' expresses a direct cause/reason or a necessary sequence.
习语与表达
"비가 와서 길이 미끄러워요."
Because it rained, the road is slippery.
비가 와서 길이 미끄러워요. (It rained, so the road is slippery.)
neutral"배가 고파서 밥을 먹었어요."
Because I was hungry, I ate a meal.
배가 고파서 밥을 먹었어요. (I was hungry, so I ate.)
neutral"친구를 만나서 영화를 봤어요."
I met a friend and then watched a movie.
친구를 만나서 영화를 봤어요. (I met a friend, and then we watched a movie.)
neutral"책을 읽어서 지식이 늘었어요."
Because I read books, my knowledge increased.
책을 읽어서 지식이 늘었어요. (My knowledge increased because I read books.)
neutral"피곤해서 일찍 잤어요."
Because I was tired, I went to bed early.
피곤해서 일찍 잤어요. (I was tired, so I went to bed early.)
neutral"선물을 받아서 기뻤어요."
Because I received a gift, I was happy.
선물을 받아서 기뻤어요. (I was happy because I received a gift.)
neutral"길을 몰라서 물어봤어요."
Because I didn't know the way, I asked.
길을 몰라서 물어봤어요. (I didn't know the way, so I asked.)
neutral"숙제를 다 해서 놀러 갔어요."
I finished my homework and then went out to play.
숙제를 다 해서 놀러 갔어요. (I finished my homework and then went out to play.)
neutral"돈이 없어서 못 샀어요."
Because I didn't have money, I couldn't buy it.
돈이 없어서 못 샀어요. (I couldn't buy it because I didn't have money.)
neutral"저녁을 먹어서 배가 불러요."
Because I ate dinner, I'm full.
저녁을 먹어서 배가 불러요. (I ate dinner, so I'm full.)
neutral容易混淆
Many English speakers confuse '아/어서' with other Korean conjunctions that also mean 'because' or 'and then'. The key difference is its specific usage for cause/effect or sequential actions where the first action directly leads to the second.
'아/어서' is used when the first clause is the direct reason or cause for the second clause, or when actions happen in a necessary sequence. Unlike other 'because' conjunctions, it cannot be used with imperative or propositive sentences. It also implies a close connection between two sequential actions, often with the second action being a result or continuation of the first.
비가 와서 집에 있어요. (Because it's raining, I'm at home.) 빵을 사서 먹었어요. (I bought bread and then ate it.)
Also translates to 'because' or 'since', making it easily confused with '아/어서'.
While '-(으)니까' also expresses a reason, it's more versatile than '아/어서'. It can be used with imperative (command) or propositive (suggestion) sentences, which '아/어서' cannot. It often emphasizes the speaker's discovery of a reason or provides a justification for a suggestion/command. Example: 비가 오니까 우산 가져가세요. (Since it's raining, take an umbrella.) (Imperative) 배고프니까 밥 먹으러 가자. (Since I'm hungry, let's go eat.) (Propositive)
비가 오니까 집에 가요. (Because it's raining, I'm going home.) 피곤하니까 좀 쉬세요. (Because you're tired, please rest.)
Can sometimes imply a sequential action or condition, blurring the lines with '아/어서' when thinking about 'if/then' scenarios.
-(으)면' means 'if' or 'when'. It introduces a condition, not a direct cause or a necessary sequence. While the result might follow, it's dependent on the condition being met, rather than being directly caused by the preceding action. '아/어서' describes something that *has happened* or *is happening* and leads to something else, whereas '-(으)면' describes a hypothetical or general condition.
배고프면 밥 먹어요. (If you're hungry, eat.) 숙제를 다 하면 놀러 갈 거예요. (If I finish my homework, I'll go play.)
Also means 'and then' for sequential actions, creating confusion with '아/어서' in that specific context.
While both '-고' and '아/어서' can connect sequential actions, '-고' simply lists actions in order without implying a direct cause-and-effect relationship or that the second action is a result of the first. The actions connected by '-고' are often independent but happen one after another. '아/어서' implies a stronger connection where the first action facilitates or causes the second. Also, '-고' can connect clauses with different subjects more easily.
밥을 먹고 잠을 잤어요. (I ate and then I slept.) 친구를 만나고 영화를 봤어요. (I met a friend and then watched a movie.)
Can express a change of action or interruption, which might seem similar to a sequence of events if not understood precisely.
'-다가' indicates that an action was in progress and then was interrupted or changed to another action. It focuses on the transition or interruption, not a direct cause or simple sequence. The first action is usually incomplete when the second action begins. '아/어서' implies completion of the first action before the second begins, or the first action directly causing the second.
책을 읽다가 잠이 들었어요. (I was reading a book and then fell asleep.) 걷다가 친구를 만났어요. (I was walking and then met a friend.)
词族
名词
动词
形容词
如何使用
아/어서 is a versatile connective ending used to link two clauses. It primarily indicates a reason or cause for the action in the second clause, translating to 'because' or 'so'. For example, if you say '비가 와서 집에 있었어요' (It rained, so I stayed home), '비가 와서' explains why you stayed home.
It can also indicate a sequence of actions, where the first action logically leads to or enables the second action, translating to 'and then'. For instance, '밥을 먹어서 학교에 갔어요' (I ate and then went to school) shows the order of events. In this sequential usage, the first clause often describes an action that needs to be completed before the second can occur.
When using 아/어서 for sequential actions, the subject of both clauses is typically the same. If the subjects are different, it usually implies a causal relationship.
Remember that 아/어서 cannot be used with the past tense marker -았/었- in the first clause. If you need to express a past reason, the past tense is implied by the second clause. For example, '피곤해서 일찍 잤어요' (I was tired, so I slept early) implies the tiredness was in the past.
A common mistake is confusing 아/어서 with other connective endings that express cause or sequence, like -(으)니까 or -고.
1. Using -았/었- before 아/어서: This is grammatically incorrect. You cannot say '비가 왔어서 집에 있었어요'. Instead, the past tense is shown in the second clause, as in '비가 와서 집에 있었어요'.
2. Using 아/어서 with commands or suggestions in the second clause when expressing a reason: While -(으)니까 can be used with commands or suggestions, 아/어서 generally cannot. For example, you wouldn't say '피곤해서 쉬세요' (Because you're tired, please rest). You would typically use -(으)니까: '피곤하니까 쉬세요'.
3. Incorrectly assuming only a causal relationship: Learners sometimes forget that 아/어서 can also indicate a sequential action. Pay attention to the context to determine if it's 'because' or 'and then'.
4. Not matching the appropriate form: Like other Korean grammar, you need to apply the correct form based on the last vowel of the verb stem (아/오 take -아서, others take -어서, 하다 becomes -해서). While this is fundamental, it's a frequent point of error for beginners.
小贴士
A/eoseo combines two clauses
The 'A/eoseo' ending combines two clauses, where the first clause is the reason or cause for the second clause. Think of it as 'because A, B happens' or 'A, so B'.
Verb stem vowel determines form
The form of 'A/eoseo' depends on the vowel of the verb stem it attaches to. If the last vowel of the stem is ㅏ or ㅗ, use -아서 (aso). Otherwise, use -어서 (eoseo). If the stem ends in 하다, it becomes 해서 (haeseo).
No tense in the first clause
The first clause (the reason) does not express tense. The tense of the sentence is indicated in the final verb of the second clause. For example, '밥을 먹어서 배불러요' (Because I ate, I'm full) – 'ate' is not expressed in the first clause.
Use for sequential actions
Besides 'because/so', 'A/eoseo' can also indicate sequential actions, where the first action is completed before the second one begins. This is common when the two actions are closely related, like '집에 가서 밥을 먹었어요' (Went home and then ate).
Cannot use with commands/suggestions
You cannot use 'A/eoseo' with imperative (commands) or propositive (suggestions) endings in the second clause. For example, you can't say '피곤해서 쉬세요' (Because you're tired, please rest) – you'd use a different grammar point like -(으)니까.
Common with emotion verbs
It's very common to see 'A/eoseo' used with verbs describing emotions or feelings in the second clause, such as 기쁘다 (to be happy), 슬프다 (to be sad), 고맙다 (to be thankful), 미안하다 (to be sorry).
Connects clauses without pause
When connecting clauses with 'A/eoseo', there is often no significant pause in speech, indicating a close relationship between the two clauses.
Don't confuse with -(으)니까
While both 'A/eoseo' and -(으)니까 (eunigga) mean 'because/so', they are not interchangeable. Remember 'A/eoseo' cannot be used with commands/suggestions, and it implies a more direct or natural consequence.
Pay attention to vowel harmony
Mastering the 'A/eoseo' form is a good way to practice vowel harmony in Korean. Constantly checking the last vowel of the verb stem will improve your overall grammar accuracy.
Often shortened in speech
In casual spoken Korean, especially when the context is clear, the '서' part of 'A/eoseo' is sometimes omitted, leaving just 아/어. For example, '피곤해, 쉬자' instead of '피곤해서 쉬자'. However, stick to the full form in writing and formal speech.
记住它
记忆技巧
Think of '아/어서' as literally connecting two actions or states. The '서' part sounds a bit like 'so' or 'thus,' hinting at its function of showing consequence or sequence. So, 'Action A '아서/어서' Action B' can be 'Action A, so Action B' or 'Action A, and then Action B.'
视觉联想
Imagine two dominoes falling. The first domino falling represents the first action/reason, and it knocks over the second domino, which represents the resulting action/state. The '아/어서' is the invisible force connecting them, showing that one leads to the other.
Word Web
挑战
Try to explain 5 things you did today, connecting the actions or reasons using '아/어서'. For example: '아침을 먹어서 힘이 났어요.' (I ate breakfast, so I got energy.) or '운동해서 피곤해요.' (I exercised, so I'm tired.)
词源
Native Korean
原始含义： Indicates reason or sequence.
Koreanic文化背景
<p>Understanding '아/어서' is key to sounding natural in Korean. Koreans often connect sentences with this ending to explain why something happened, or to show a natural flow of events. It's more common in spoken Korean than using separate sentences.</p>
在生活中练习
真实语境
Explaining a reason for something.
- 피곤해서 일찍 잤어요. (I was tired, so I went to bed early.)
- 비가 와서 집에 있었어요. (It rained, so I stayed home.)
- 배고파서 밥을 먹었어요. (I was hungry, so I ate a meal.)
Describing a sequence of actions.
- 도서관에 가서 책을 빌렸어요. (I went to the library and borrowed a book.)
- 친구를 만나서 영화를 봤어요. (I met a friend and watched a movie.)
- 커피를 마셔서 잠이 안 와요. (I drank coffee, so I can't sleep.)
Expressing a feeling or emotion due to an event.
- 선물을 받아서 기뻤어요. (I received a gift, so I was happy.)
- 시험에 합격해서 안심했어요. (I passed the exam, so I was relieved.)
- 뉴스를 들어서 슬펐어요. (I heard the news, so I was sad.)
Giving instructions or directions.
- 왼쪽으로 가서 직진하세요. (Go left and then go straight.)
- 버스를 타고 다음 정류장에서 내리세요. (Take the bus and get off at the next stop.)
- 문을 열어서 들어오세요. (Open the door and come in.)
Making a suggestion or request based on a situation.
- 추워서 문을 닫아주세요. (It's cold, so please close the door.)
- 늦어서 빨리 가야 해요. (It's late, so we need to go quickly.)
- 바빠서 다음에 만나요. (I'm busy, so let's meet next time.)
对话开场白
"왜 한국어를 배우세요? (Why are you learning Korean?)"
"어제 뭐 했어요? (What did you do yesterday?)"
"주말에 보통 뭐 하세요? (What do you usually do on weekends?)"
"스트레스를 받으면 어떻게 해요? (What do you do when you're stressed?)"
"가장 좋아하는 계절이 뭐예요? 그 이유는요? (What's your favorite season? And why?)"
日记主题
오늘 기분이 어때요? 그 이유는요? (How do you feel today? And why?)
최근에 무엇을 배웠어요? 그리고 어떻게 사용했어요? (What have you learned recently? And how did you use it?)
가장 좋아하는 여행지는 어디예요? 왜 그곳을 좋아해요? (Where is your favorite travel destination? Why do you like that place?)
이번 주말에 뭘 할 계획이에요? (What are your plans for this weekend?)
어떤 목표를 가지고 있어요? 그 목표를 이루기 위해 무엇을 할 거예요? (What goals do you have? What will you do to achieve them?)
自我测试 78 个问题
Choose the correct ending: 비가 오다 (rain comes) _____ 집에 있어요 (I am at home).
When the preceding verb stem ends in a vowel other than ㅏ or ㅗ, '어서' is used. '오다' ends in '오', so '와서' is correct.
Which sentence correctly uses 아/어서 for cause/reason?
'배가 고프다' (to be hungry) conjugates to '고파서'. The other options have incorrect conjugations or are used for sequential action.
Complete the sentence: 저는 한국어를 배우다 (learn Korean) _____ 한국에 가고 싶어요 (I want to go to Korea).
The verb stem '배우다' ends in '우', so '어서' is appended. '배우 + 어서' becomes '배워서'.
You can use '아/어서' with past tense (e.g., '갔어서') to express a past reason.
'아/어서' cannot be used with past tense markers like '았/었'. You would use '았/었기 때문에' or similar expressions for past reasons.
The phrase '아침을 먹어서 학교에 갔어요.' (I ate breakfast, and then went to school.) implies a sequence of actions.
Yes, '아/어서' can indicate a sequence of actions where the first action directly leads to the second.
If a verb stem ends in 'ㅏ' or 'ㅗ', you should add '어서'.
If a verb stem ends in 'ㅏ' or 'ㅗ', you should add '아서'. For other vowels, '어서' is used.
Your friend came, so you're happy.
You ate rice, so you're full.
You did your homework, and then you submitted it.
Read this aloud:
커피를 마셔서 잠이 안 와요.
Focus: 마셔서
你说的：
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Read this aloud:
학교에 가서 공부할 거예요.
Focus: 가서
你说的：
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Read this aloud:
청소를 해서 방이 깨끗해요.
Focus: 해서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
This sentence means 'Because I'm hungry, I eat rice.' '배고파서' means 'because I'm hungry', '밥을' is 'rice (object)', and '먹어요' means 'I eat'. The reason comes first.
This sentence means 'Because I'm tired, I go home.' '피곤해서' means 'because I'm tired', '집에' means 'to home', and '가요' means 'I go'. The reason comes before the action.
This sentence means 'I met a friend and then talked.' '친구를' means 'a friend (object)', '만나서' means 'met and then', and '이야기했어요' means 'talked'. This shows a sequence of actions.
You are going to a friend's birthday party. Write a short message to your friend explaining why you can't bring a big gift (e.g., busy with work) and that you'll buy coffee next time. Use 아/어서.
Well written! Good try! Check the sample answer below.
Sample answer
친구야, 생일 축하해! 요즘 일이 너무 바빠서 큰 선물을 못 샀어. 미안해. 다음에 내가 맛있는 커피 사줄게!
Describe a simple daily routine using 아/어서. Start with '아침에 일찍 일어나서...' (I wake up early in the morning and...). Continue with 1-2 more actions.
Well written! Good try! Check the sample answer below.
Sample answer
아침에 일찍 일어나서 아침을 먹었어요. 그리고 학교에 갔어요.
You are inviting a friend to dinner. Explain why you want to cook for them (e.g., you like cooking) and ask if they are free this weekend. Use 아/어서.
Well written! Good try! Check the sample answer below.
Sample answer
나는 요리하는 것을 좋아해서 저녁을 만들어주고 싶어. 이번 주말에 시간이 있어?
왜 이 사람은 오늘 피곤해요?
Read this passage:
저는 어제 숙제가 많아서 잠을 조금 잤어요. 그래서 오늘 피곤해요.
왜 이 사람은 오늘 피곤해요?
The passage says '숙제가 많아서 잠을 조금 잤어요. 그래서 오늘 피곤해요.' meaning 'Because I had a lot of homework yesterday, I slept little. So, I am tired today.' The reason for being tired is having a lot of homework.
The passage says '숙제가 많아서 잠을 조금 잤어요. 그래서 오늘 피곤해요.' meaning 'Because I had a lot of homework yesterday, I slept little. So, I am tired today.' The reason for being tired is having a lot of homework.
우산이 왜 망가졌어요?
Read this passage:
비가 와서 우산을 가져갔어요. 그런데 바람이 많이 불어서 우산이 망가졌어요.
우산이 왜 망가졌어요?
The passage states '바람이 많이 불어서 우산이 망가졌어요.' which means 'Because the wind blew a lot, the umbrella broke.'
The passage states '바람이 많이 불어서 우산이 망가졌어요.' which means 'Because the wind blew a lot, the umbrella broke.'
이 사람은 왜 친구를 안내해 줬어요?
Read this passage:
친구가 한국에 와서 제가 안내해 줬어요. 같이 맛있는 한국 음식을 먹었어요.
이 사람은 왜 친구를 안내해 줬어요?
The passage says '친구가 한국에 와서 제가 안내해 줬어요.' meaning 'Because my friend came to Korea, I guided them.' The reason for guiding is the friend coming to Korea.
The passage says '친구가 한국에 와서 제가 안내해 줬어요.' meaning 'Because my friend came to Korea, I guided them.' The reason for guiding is the friend coming to Korea.
This sentence means 'Because it rained, I stayed home.' '와서' connects the reason (rain) to the action (staying home).
This sentence means 'Because I was so tired, I slept early.' '피곤해서' connects the reason (tiredness) to the action (sleeping early).
This sentence means 'Because I finished all my homework, I can go play.' '해서' connects the completed action (finishing homework) to the subsequent ability (going to play).
Choose the best option to complete the sentence: 비가 ____, 집에 있었어요.
The verb stem for 'to come' (오다) ends in '오' (bright vowel), so it combines with '아서' to become '와서'. '비가 와서' means 'because it rained'.
Which sentence correctly uses '아/어서' to indicate a sequence of actions?
In this context, '숙제를 해서' means 'after doing homework, and then...'. It implies a sequential action where doing homework happened first, followed by meeting a friend. '하고서' is also correct for sequence, but '해서' is a more common and natural way to express a simple sequence.
Select the sentence where '아/어서' expresses a reason or cause.
'점심을 먹어서 힘이 났어요' means 'Because I ate lunch, I gained energy.' Here, eating lunch is the reason for gaining energy. The other options use '아/어서' to indicate a sequence of actions.
'저는 배가 고파서 밥을 먹었어요.' means 'I ate because I was hungry.'
Yes, '고파서' (from 고프다 - to be hungry) correctly indicates the reason for eating.
When '아/어서' connects two clauses, the second clause can be a command (imperative) or a suggestion (propositive).
'아/어서' cannot be used with imperative or propositive endings in the second clause. For those, you would typically use '-(으)니까' or another structure.
'공부해서 똑똑해졌어요.' implies that studying led to becoming smart.
This sentence means 'Because I studied, I became smart.' It shows a cause-and-effect relationship, with '공부해서' (having studied) as the reason.
What happened because the friend was late?
Where did they go because the weather was good?
Why did they go to bed early?
Read this aloud:
친구가 늦게 와서 영화를 놓쳤어요.
Focus: 와서
你说的：
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Read this aloud:
날씨가 좋아서 우리는 공원에 갔어요.
Focus: 좋아서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
Read this aloud:
피곤해서 일찍 잠자리에 들었어요.
Focus: 피곤해서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
You missed your bus and were late for an important meeting. Write a short email to your boss, explaining why you were late and apologizing. Use '아/어서' at least once to explain the cause of your lateness.
Well written! Good try! Check the sample answer below.
Sample answer
팀장님께, 오늘 회의에 늦어서 정말 죄송합니다. 버스를 놓쳐서 지각했습니다. 다음부터는 이런 일이 없도록 더 일찍 출발하겠습니다. 김지민 드림
Describe a recent positive experience where one event led to another. For example, 'I studied hard, so I got good grades.' Use '아/어서' to connect the cause and effect.
Well written! Good try! Check the sample answer below.
Sample answer
저는 지난 주말에 날씨가 좋아서 친구들과 함께 등산했습니다. 산 정상에서 아름다운 풍경을 봐서 기분이 정말 좋았습니다. 등산 후에 맛있는 음식을 먹어서 더욱 즐거웠습니다.
You are making plans with a friend. Tell them why you can't meet on a specific day, then suggest an alternative. Use '아/어서' for the reason.
Well written! Good try! Check the sample answer below.
Sample answer
미안해, 이번 주 수요일은 다른 약속이 있어서 못 만날 것 같아. 목요일은 괜찮은데, 너는 어때? 목요일에 만나서 영화 볼까?
왜 시간 가는 줄 몰랐습니까?
Read this passage:
저는 어제 친구와 만나서 저녁을 먹었습니다. 저녁을 먹고 나서 영화를 보러 갔습니다. 영화가 너무 재미있어서 시간 가는 줄 몰랐습니다. 영화가 끝난 후에 우리는 카페에 가서 이야기를 나누었습니다.
왜 시간 가는 줄 몰랐습니까?
영화가 너무 재미있어서 시간 가는 줄 몰랐다고 언급되었습니다.
영화가 너무 재미있어서 시간 가는 줄 몰랐다고 언급되었습니다.
화자는 이번 주말에 왜 공원에 갈 계획입니까?
Read this passage:
이번 주말에는 날씨가 좋아서 공원에 갈 계획입니다. 공원에서 자전거를 타서 운동도 하고, 친구들과 만나서 피크닉도 할 생각입니다. 오랜만에 친구들과 함께 시간을 보내서 기분이 좋을 것 같습니다.
화자는 이번 주말에 왜 공원에 갈 계획입니까?
이번 주말에는 날씨가 좋아서 공원에 갈 계획이라고 명시되어 있습니다.
이번 주말에는 날씨가 좋아서 공원에 갈 계획이라고 명시되어 있습니다.
화자가 글을 쓰는 것을 즐기는 이유는 무엇입니까?
Read this passage:
저는 어릴 때부터 책을 많이 읽어서 상상력이 풍부합니다. 다양한 이야기를 읽고 나서 새로운 아이디어를 얻는 것을 좋아합니다. 그래서 저는 글을 쓰는 것을 즐깁니다. 언젠가는 제 이야기를 책으로 만들고 싶습니다.
화자가 글을 쓰는 것을 즐기는 이유는 무엇입니까?
다양한 이야기를 읽고 나서 새로운 아이디어를 얻는 것을 좋아해서 글을 쓰는 것을 즐긴다고 합니다.
다양한 이야기를 읽고 나서 새로운 아이디어를 얻는 것을 좋아해서 글을 쓰는 것을 즐긴다고 합니다.
저는 너무 피곤___ 일찍 잠자리에 들었어요.
This structure is used to express cause or reason. '너무 피곤해서' means 'because I was very tired'.
비가 많이 오___ 모든 야외 활동이 취소되었어요.
'비가 많이 와서' means 'because it rained a lot'. This form connects the reason to the result.
숙제를 다 끝내___ 친구들과 영화를 보러 갔어요.
While '아/어서' can indicate sequential action, in this C1 context, '고' is a more appropriate and common conjunction for simply listing actions in sequence without a direct cause-and-effect relationship in the same way '아/어서' typically implies for reason.
그는 늘 늦게 출근___ 상사에게 자주 꾸지람을 들어요.
'늦게 출근해서' means 'because he comes to work late'. It shows the reason for being scolded.
오랜만에 고향에 돌___ 부모님을 만났습니다.
'돌아가서' indicates a sequential action, 'returning to' and then 'meeting'.
제가 먼저 발표___ 다른 팀의 발표를 들었습니다.
Here, '하고' indicates a simple chronological sequence of actions. 'I presented first, and then listened to other teams.'
저는 너무 피곤하___ 일찍 잠자리에 들었어요.
'피곤해서' (because I was tired) is the correct conjunction to show cause and effect for a past action. '-(으)니까' is used for reasons, but often implies a command or suggestion, or a personal feeling/judgment. '-았지만' means 'although' and '-아도' means 'even if'.
숙제를 다 하___ 친구와 영화를 보러 갈 거예요.
'다 해서' (having finished everything) indicates a sequential action where the first action is completed before the second. '-(으)면' means 'if/when', '-(으)더라도' means 'even if', and '-(으)ㄹ수록' means 'the more...the more'.
날씨가 좋___ 우리는 공원으로 산책을 나갔다.
'좋아서' (because it was good) explains the reason for going for a walk. '-지만' means 'but', '-거나' means 'or', and '-든지' means 'whether or not'.
배가 고파서 밥을 먹었어요. (I ate because I was hungry.) In this sentence, '아/어서' indicates a reason.
Yes, '배가 고파서' clearly states the reason for eating.
도서관에 가서 책을 빌렸어요. (I went to the library and borrowed a book.) In this sentence, '아/어서' indicates a simultaneous action.
No, '도서관에 가서' indicates a sequential action: first going to the library, then borrowing a book. The actions happen one after another, not at the same time.
너무 바빠서 친구 생일 파티에 못 갔어요. (I was so busy, so I couldn't go to my friend's birthday party.) This sentence correctly uses '아/어서' to express a reason.
Yes, '너무 바빠서' provides the reason for not being able to attend the party.
What happened because the speaker was tired?
What is the result of learning Korean?
What was the consequence of the friend being late?
Read this aloud:
배가 고파서 밥을 먹었어요.
Focus: 고파서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
Read this aloud:
날씨가 좋아서 산책했어요.
Focus: 좋아서
你说的：
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Read this aloud:
숙제가 많아서 밤늦게까지 공부했어요.
Focus: 많아서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
다음 문장 중 '아/어서'의 사용이 가장 자연스러운 것은 무엇입니까?
'날씨가 좋아서'는 날씨가 좋은 것이 소풍을 가는 이유임을 명확하게 나타냅니다. 다른 보기는 문법적으로 어색하거나 의미가 맞지 않습니다.
'그는 피곤해서 일찍 잠들었다.'에서 '피곤해서'와 문맥상 가장 유사한 표현은 무엇입니까?
'아/어서'는 원인과 결과를 나타낼 때 '기 때문에'와 유사하게 사용될 수 있습니다. 여기서는 피곤한 것이 일찍 잠든 원인입니다.
다음 중 '아/어서'가 순차적인 행동을 나타내는 문장은 무엇입니까?
도서관에 가는 행동과 책을 빌리는 행동이 순차적으로 일어났음을 나타냅니다. 다른 문장들은 원인과 결과를 나타냅니다.
'늦게 자서 아침에 피곤했다.'는 '늦게 잤기 때문에 아침에 피곤했다.'와 의미가 동일하다.
'아/어서'는 원인을 나타낼 때 '기 때문에'와 상호 교환적으로 사용될 수 있습니다. 두 문장 모두 늦게 잔 것이 아침에 피곤한 원인임을 나타냅니다.
'친구가 도와줘서 나는 행복했다.'에서 '아/어서'는 뒤 절에 대한 조건을 나타낸다.
이 문장에서 '아/어서'는 친구가 도와준 것이 행복했던 원인임을 나타냅니다. 조건을 나타내는 것이 아니라 원인을 나타냅니다.
'공부해서 시험에 붙었다.'는 공부한 행위와 시험에 붙은 행위가 시간적으로 연달아 일어났음을 의미할 수 있다.
'아/어서'는 순차적인 행동을 나타낼 수 있으며, 이 문장에서는 공부를 마친 후에 시험에 붙었다는 의미로 해석될 수 있습니다.
What did they do because it rained?
What happened after the friend arrived?
Why do they go to school every day?
Read this aloud:
피곤해서 일찍 잤어요.
Focus: 피곤해서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
Read this aloud:
배가 고파서 밥을 먹었어요.
Focus: 고파서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
Read this aloud:
시간이 없어서 숙제를 못 했어요.
Focus: 없어서
你说的：
Speech recognition is not supported in your browser. Try Chrome or Edge.
/ 78 correct
Perfect score!
Summary
Use 아/어서 to explain why something happens or to link actions that occur one after another.
- Connects two sentences.
- Shows a reason or cause for something.
- Can show actions happening in order.
A/eoseo combines two clauses
The 'A/eoseo' ending combines two clauses, where the first clause is the reason or cause for the second clause. Think of it as 'because A, B happens' or 'A, so B'.
Verb stem vowel determines form
The form of 'A/eoseo' depends on the vowel of the verb stem it attaches to. If the last vowel of the stem is ㅏ or ㅗ, use -아서 (aso). Otherwise, use -어서 (eoseo). If the stem ends in 하다, it becomes 해서 (haeseo).
No tense in the first clause
The first clause (the reason) does not express tense. The tense of the sentence is indicated in the final verb of the second clause. For example, '밥을 먹어서 배불러요' (Because I ate, I'm full) – 'ate' is not expressed in the first clause.
Use for sequential actions
Besides 'because/so', 'A/eoseo' can also indicate sequential actions, where the first action is completed before the second one begins. This is common when the two actions are closely related, like '집에 가서 밥을 먹었어요' (Went home and then ate).
相关内容
这个词在其他语言中
更多food词汇
몇 개
A2How many items?
~정도
A1Suffix meaning "about" or "approximately."
추가
A2Addition, extra (e.g., extra order).
~은/는 후에
A2After ~ing; indicates an action that occurs subsequent to another.
중에서
A2Among, out of (selection).
식욕
A2Appetite.
에피타이저
A2An appetizer.
전채
A2Appetizer.
먹음직스럽다
B2To look appetizing, delicious.
사과
A1apple
