because
30秒でわかる単語
- Explains the reason why something happens.
- Connects a cause with its effect.
- Used in everyday speaking and writing.
Summary
'Because' is the primary word used to directly explain the reason for something.
- Explains the reason why something happens.
- Connects a cause with its effect.
- Used in everyday speaking and writing.
Connect cause and effect clearly
Use 'because' to show the direct reason for an action or situation. It helps your listener or reader understand the logic behind your statement.
Avoid starting sentences often
While grammatically correct, starting many sentences with 'Because' can make your writing sound repetitive or less sophisticated. Vary your sentence structure.
Explaining is key
In many English-speaking cultures, providing a reason or explanation (using 'because') is valued in communication. It shows thoughtfulness and helps build understanding.
例文
4 / 4I'm learning English because I want to travel.
The meeting was postponed because of the storm.
He didn't call back 'cause he was busy.
The study indicates a correlation because of increased urbanization.
語族
覚え方のコツ
Think of 'Be-cause' as 'Be the reason'. It tells you the reason why something is happening. Imagine a detective saying, 'I know who did it... because I found this clue!'
Overview
The word 'because' is a fundamental conjunction in English, essential for expressing causality. It serves to connect two clauses, where the clause following 'because' provides the reason for the action or state described in the main clause. Understanding and using 'because' correctly is crucial for clear communication, allowing speakers and writers to explain motivations, justifications, and logical connections between events or ideas. It's a high-frequency word, typically encountered early in language learning.
The most common pattern is: [Main Clause] + because + [Reason Clause]. For example, 'I am happy because it is sunny.' The reason clause, introduced by 'because', explains the happiness. It's also possible to start a sentence with 'Because', although this is less common in everyday speech and can sometimes sound more formal or emphatic. For example, 'Because it was raining, we stayed inside.' When 'because' starts a sentence, it often introduces a subordinate clause that needs a main clause to follow.
'Because' is used across a wide range of contexts, from casual conversations to more formal writing. In everyday conversations, people use it to explain their feelings, actions, or decisions. For example, 'I'm tired because I didn't sleep well.' In academic or professional settings, it's used to provide evidence, justification, or logical reasoning for arguments or findings. For instance, 'The project was delayed because of unexpected technical issues.'
While 'because' directly states a reason, other words and phrases can imply causality. 'Since' and 'as' can also introduce reasons, but they often carry a slightly different nuance. 'Since' can sometimes imply that the reason is already known or obvious. 'As' can be more formal and is often used when the reason is secondary or implied. However, 'because' is the most direct and common way to explicitly state a cause-and-effect relationship. For example: 'Because it's cold, I'm wearing a coat.' (Direct reason). 'Since it's cold, I'll wear a coat.' (Reason might be obvious). 'As it was cold, we lit a fire.' (Reason is secondary).
使い方のコツ
Because is a very common conjunction used in both spoken and written English. While 'because' is standard, the informal contraction 'cause' is frequently used in casual speech and texting. In formal writing, using 'because of' followed by a noun phrase is often preferred over starting a sentence with 'Because'.
よくある間違い
A common error is confusing the function of 'because' (reason) with 'so' (result). Another mistake is using 'because' when 'because of' is needed (e.g., saying 'because the rain' instead of 'because of the rain'). Also, ensure the clauses connected by 'because' make logical sense.
覚え方のコツ
Think of 'Be-cause' as 'Be the reason'. It tells you the reason why something is happening. Imagine a detective saying, 'I know who did it... because I found this clue!'
語源
The word 'because' originated in the late 14th century. It was formed by combining 'by' and 'cause', essentially meaning 'by reason of' or 'as a cause'.
文化的な背景
In many Western cultures, explicitly stating reasons for actions or beliefs is considered important for clear and honest communication. Using 'because' facilitates this direct explanation, fostering mutual understanding.
例文
I'm learning English because I want to travel.
everydayThe meeting was postponed because of the storm.
formalHe didn't call back 'cause he was busy.
informalThe study indicates a correlation because of increased urbanization.
academic語族
よく使う組み合わせ
よく使うフレーズ
because I said so
thanks because
It's not because...
よく混同される語
'Because' introduces the reason (cause), while 'so' introduces the result (effect). Example: 'I ate because I was hungry.' (Reason). 'I was hungry, so I ate.' (Result).
'Since' can also introduce a reason, but it often implies that the reason is already known or obvious, or it can refer to time. 'Because' is more direct in stating a new reason. Example: 'Since you're here, can you help me?' (Reason is present fact). 'I'm happy because it's sunny.' (Direct reason).
文法パターン
Connect cause and effect clearly
Use 'because' to show the direct reason for an action or situation. It helps your listener or reader understand the logic behind your statement.
Avoid starting sentences often
While grammatically correct, starting many sentences with 'Because' can make your writing sound repetitive or less sophisticated. Vary your sentence structure.
Explaining is key
In many English-speaking cultures, providing a reason or explanation (using 'because') is valued in communication. It shows thoughtfulness and helps build understanding.
自分をテスト
Choose the correct word to complete the sentence.
I went to bed early ___ I was very tired.
'Because' is used to introduce the reason for going to bed early.
Which sentence correctly uses 'because'?
Which sentence correctly uses 'because'?
The first sentence correctly states that the reason for happiness is the sunny weather.
Arrange the words to form a correct sentence using 'because'.
late / I / because / stuck / traffic / was / I
This sentence correctly uses 'because' to provide the reason for being late.
スコア: /3
よくある質問
4 問Yes, 'because' can start a sentence, but it's often followed by a comma and then the main clause. This structure can sometimes sound more formal or emphatic. For example: 'Because the train was late, I missed my appointment.'
'Because' introduces the reason (cause), while 'so' introduces the result (effect). 'Because' answers 'why?', and 'so' answers 'what happened next?'. Example: 'I stayed home because I was sick.' (Reason). 'I was sick, so I stayed home.' (Result).
Yes, 'because' is perfectly acceptable in formal writing. However, in very formal academic contexts, some writers prefer to use 'since' or 'as' to introduce reasons, especially if the reason is considered obvious or less important than the main point.
You can often start your answer with 'Because'. For example, if someone asks 'Why are you late?', you can reply, 'Because the traffic was bad.'
文脈で学ぶ
関連語彙
A reason is a cause or explanation for why something happens...
effectA change that results when something is done or happens; an...
whyWhy is an interrogative adverb used to ask for a reason, pur...
resultA result is something that happens or exists because of some...
causeTo make something happen, especially something bad or unplea...
generalの関連語
about
A1'about'は、何かの話題について話すときや、おおよその量を表すときに使います。
above
A2何かの真上にある、より高い位置を示します。
accident
A2予期せず起こる悪い出来事で、損害や怪我につながることがあるものです。
action
A2目標を達成するために何かを実際に行うことだよ。
after
A2'after'は、時間的または場所的に、何かの後であることを意味します。
afterward
A2At a later or subsequent time.
again
A2'again'は、何かがもう一度起こる、繰り返されることを意味します。
aged
B1ある特定の年齢であること。人や物の年齢を表す時に使うよ。
alive
A2死んでおらず、生命活動をしている状態。
all
A2'all'は、物事の全体や、一つ残らずすべてを指します。