A0 Expressions & Patterns 14 min read 简单

你好 & 再见 — 基本问候语

掌握“Hello”和“Goodbye”,让你自信又礼貌地开启第一段英语对话。

Grammar Rule in 30 Seconds

Greetings are the social glue of English, used to acknowledge presence when arriving or departing in any situation.

  • Use 'Hello' or 'Hi' when you arrive to show you are friendly. Example: 'Hello, Sarah!'
  • Use 'Goodbye' or 'Bye' when you leave a place or person. Example: 'Goodbye, see you tomorrow!'
  • Use time-specific greetings like 'Good morning' before noon to sound more polite. Example: 'Good morning, boss!'
👋 (Arrival) + 🗣️ (Talk) + 🚶‍♂️ (Departure) = 🤝 (Politeness)

Overview

你是否曾因为不知道该说什么而尴尬地挥手?我们都经历过。HelloGoodbye是你在英语中最先接触也是最强大的工具。它们能开启每一次对话。你可以把它们想象成社交场合的“开”和“关”的开关。但就像你不会用消防水管给室内植物浇水一样,你需要为合适的时机选择合适的问候语。本指南将让你成为这方面的高手。
问候语是你交换的第一句话。它们表明你很友好,并准备好交谈。告别语是最后一句话。它们礼貌地结束对话。英语中有很多说你好和再见的方式。有些是正式的,用于与不熟悉或需要表示尊敬的人(如老师或老板)交谈。其他则是非正式的,用于朋友和家人。使用正确的问候语会让你听起来自然而自信。这也不仅仅是关于词语。你的语调和简单的微笑可以完全改变意思。想象一下用开心、明亮的语调说hello,和用低沉、安静的语调说hello。同一个词,不同的感觉!这不仅仅是语法;这是一种你每天都会用到的社交技能,从点咖啡到参加新工作的Zoom会议。

How This Grammar Works

这与复杂的动词时态或句子结构无关。松了一口气,对吧?基本的问候语是固定的短语,就像社交快捷方式。你只需要知道使用哪个快捷方式。我们可以将它们分为两个主要功能:开始聊天和结束聊天。
  • 开始对话 (Hellos): 这些短语打开了门。它们发出“我看到你了,我准备好互动了”的信号。例如 Hello, Hi, Good morning, 以及非常随意的 What's up?
  • 结束对话 (Goodbyes): 这些短语礼貌地关上了门。它们发出“我们的谈话暂时结束了”的信号。例如 Goodbye, Bye, See you later, 和 Take care
关键是让短语与社交“氛围”相匹配。你不会对英国女王说What's up, dawg?。(请不要这样做。那会成为一个搞笑的国际事件。)选择完全取决于对象和地点。这就像挑选衣服:你去海滩穿的衣服和去婚礼穿的衣服是不同的。

Formation Pattern

1
没有单一的公式,但你可以把它看作一个简单的决策过程。只需遵循以下步骤,每次都能选出完美的短语:
2
确定你的听众: 你在和谁说话?是亲密的朋友、你的祖母、一个新同事,还是送披萨的人?这是最重要的一步。
3
评估情况: 你在哪里?一个正式的商务会议?一个休闲的派对?在发一条快速的短信?语境就是一切。在短信中使用Hey是完美的。用Hey开始一个正式的演讲……就不那么完美了。
4
选择你的问候/告别语: 根据你的答案,从你的脑海中的列表中选择。对于与新客户的正式场合,HelloGood morning很棒。对于朋友,Hey, what's up?很管用。要离开朋友家?See you later!比生硬的Goodbye要好。
5
不要把它想象成用乐高积木搭建,而更像是为一条信息选择合适的表情符号。选择本身就带有意义。

When To Use It

让我们具体一点。这里有一些真实的生活场景:
  • 当你想要稳妥和礼貌时,使用Hello。它几乎在任何地方都适用:接电话、见老师、和店员打招呼。
  • 与朋友、同学和友好的同事使用Hi。这是日常生活中最常见、最中性的问候语。
  • HeyWhat's up?只和亲密的朋友使用。这是非常非正式的。回复朋友的Instagram动态?Hey, this is cool!就非常完美。
  • 在更正式的场合或为了更加礼貌,使用Good morning, Good afternoon, 或 Good evening。这在工作邮件或向教授问好时非常棒。
  • 当你离开并且不期望很快再见到对方时,使用Goodbye。它听起来可能有点终结的意味。
  • 使用Bye作为Goodbye的更快、更随意的版本。非常适合结束电话或离开商店。
  • 当你真的期望很快能再次见到对方时,使用See you laterSee ya。这很友好和乐观。和朋友定下计划后用这个再好不过了。
  • 使用Take care作为一种温暖、关怀的告别方式。你可以对朋友或同事使用它。意思是祝他们安好。

Common Mistakes

每个人都会犯这些错误,所以别担心。但如果你能避免它们,你会听起来更像一个母语者。
  1. 1Good night用作问候语。 一个经典的错误!Good night用于晚上告别,或者当你真的要去睡觉的时候。如果你在晚上8点遇到某人,你应该用Good evening来问候他们。
  2. 2I'm fine, thanks.来回答How do you do? 这个有点棘手!How do you do?是一个非常古老、非常正式的问候语。传统的、有点奇怪的回答就是重复说How do you do?。它并不是真的在问你的健康状况。老实说,除非你见到皇室成员,否则你可能不常听到这个。
  3. 3在正式场合使用What's up?'Sup?回复一封面试邮件,可能不会让你得到那份工作。除非那家公司*超级*酷。这个还是留给你的哥们儿用吧。
  4. 4What's up?当真。 通常,对What's up?的回答只是Not much, you?或者干脆也回一个What's up?。它并不总是在邀请你列出你正在做的所有事情。它更像是一种口头上的击掌。

Contrast With Similar Patterns

有些短语看起来相似,但作用不同。让我们澄清一下困惑。
  • How are you? vs. What's up?
  • How are you?是一个标准的问候语,可以用在正式和非正式的场合。它通常期望一个简短的回答,比如I'm good, thanks. And you?
  • What's up?是严格非正式的。预期的回答也是非正式的,比如Not muchJust chilling。这是向朋友说“嗨”的一种方式。
  • Goodbye vs. See you later
  • Goodbye是对话更明确的结束。它会感觉有点正式或终结,好像你很长一段时间都不会再见到他们。这没有错,但有时Bye感觉更友好。
  • See you later是专门用于你期望再次见到那个人的时候。它很常见、友好,并暗示着未来的联系。如果你计划下周见一个朋友,这是离开时最完美的方式。
  • Hello vs. Hey
  • Hello是通用、安全的选择。它永远不会错。你可以对任何人说。
  • Hey更随意,更能吸引注意力。它适用于你已经认识的人。喊Hey!也可以用来吸引街对面某人的注意。不要那样喊Hello!;你会听起来像50年代科幻电影里的机器人。

Quick FAQ

问:我能对每个人都说Hi吗?
答:差不多可以!它非常通用。但对于非常正式的场合,比如第一次见CEO或政府官员,Hello是一个更安全、更尊敬的选择。
问:See you laterSee you soon有什么区别?
答:See you later是一个泛指的“回头见”。See you soon则暗示着会……嗯,很快!如果你知道明天和他们还有一节课,你就可以这么说。
问:什么都不说是无礼的吗?
答:是的,通常是!如果你和你认识的人对视了,你至少应该点头或微笑一下。无视某人被认为是不友好的。
问:我朋友给我发短信说“sup”。我该怎么回?
答:简单点。nm, u?(没什么,你呢?)或hey!是完美的回复。这是点头的短信版本。

Common Greeting Phrases

Time Arrival (Formal) Arrival (Informal) Departure
Morning
Good morning
Morning! / Hi
Goodbye / Bye
Afternoon
Good afternoon
Hi / Hey
See you later
Evening
Good evening
Hi there
Good night
Anytime
Hello
Hey / Hiya
Take care

Common Contractions and Shortenings

Full Form Short Form Context
Good morning
Morning!
Casual morning
Goodbye
Bye
Everyday use
See you later
See ya
Very casual
It is nice to meet you
Nice to meet you
Standard

Meanings

The standard set of words used to acknowledge someone's arrival or departure in a social or professional setting.

1

General Arrival

Used to acknowledge someone when you first see them.

“Hello, everyone.”

“Hi there!”

2

Time-Specific Greeting

Greetings that change based on the time of day.

“Good morning!”

“Good afternoon!”

3

General Departure

Used when leaving a person or a location.

“Goodbye!”

“Bye-bye!”

Reference Table

Reference table for 你好 & 再见 — 基本问候语
功能 正式/中性 随意/非正式 常见场景
问候
Hello
Hi, Hey
会议、电话、短信
告别
Goodbye
Bye, See you
离开、结束通话
早上问候
Good morning
Morning!
一天开始的交流
晚上告别
Good night
Night!
睡前、深夜离开
礼貌问候
How do you do?
How's it going?
老熟人/新认识的人
期待再见
Farewell for now
Later!
朋友、常联系的人

正式程度

正式
Good morning, everyone.

Good morning, everyone. (Daily start)

中性
Hello, how are you?

Hello, how are you? (Daily start)

非正式
Morning!

Morning! (Daily start)

俚语
Yo!

Yo! (Daily start)

英语问候语与告别语图

问候语与告别语

开始对话

  • Hello 标准,通用
  • Hi 友好,随意
  • Hey 非常非正式,朋友之间

结束对话

  • Goodbye 标准,通用
  • Bye 友好,随意
  • See you 非正式,期待再见

时间限定

  • Good morning 正式,上午
  • Good afternoon 正式,中午-下午
  • Good evening 正式,傍晚

正式与非正式问候语对比

正式/中性
Hello 用于陌生人、专业人士
Goodbye 用于官方场合
Good morning 礼貌,时间限定
随意/非正式
Hi 用于朋友、同学
Hey 用于亲密朋友
Bye 快速告别
See you 很快会再见时

如何选择问候语

1

你正在开始一段对话吗?

YES
转到“开始”选项
NO
转到“结束”选项
2

场合正式或对方不熟悉吗?

YES
使用“Hello”或“Good morning/afternoon/evening”
NO
是和朋友或同伴吗?
3

是和朋友或同伴吗?

YES
使用“Hi”或“Hey”
NO
使用“Hello”
4

你正在结束一段对话吗?

YES
转到“结束”选项
NO
重新开始
5

场合正式或确定要结束吗?

YES
使用“Goodbye”
NO
你很可能很快会再见到他们吗?
6

你很可能很快会再见到他们吗?

YES
使用“Bye”或“See you”
NO
使用“Bye”

问候与告别情境

👔

正式

  • 面试: Hello
  • 见教授: Good morning
  • 离开会议: Goodbye
😊

随意

  • 给朋友发短信: Hi
  • 游戏语音聊天: Hey
  • 离开咖啡店: Bye
🤝

混合

  • 同学: Hi/See you
  • 点餐: Hello/Thanks, bye
  • 小组项目: Hi/Goodbye for now

按水平分级的例句

1

Hello, I am Tom.

Hello, I am Tom.

2

Hi, how are you?

Hi, how are you?

3

Goodbye, see you!

Goodbye, see you!

4

Good morning, teacher.

Good morning, teacher.

1

Good afternoon, may I help you?

Good afternoon, may I help you?

2

It was nice to meet you, bye!

It was nice to meet you, bye!

3

Good night, sleep well.

Good night, sleep well.

4

Hey, what's up?

Hey, what's up?

1

Good evening, we have a reservation.

Good evening, we have a reservation.

2

Take care and have a safe trip!

Take care and have a safe trip!

3

Hi there, do you have a moment?

Hi there, do you have a moment?

4

See you later, alligator!

See you later, alligator!

1

I'll be heading off now, catch you later.

I'll be heading off now, catch you later.

2

Good morning, I hope this email finds you well.

Good morning, I hope this email finds you well.

3

It's been a pleasure working with you.

It's been a pleasure working with you.

4

Hi everyone, let's get started.

Hi everyone, let's get started.

1

I must take my leave now, but it was a delight.

I must take my leave now, but it was a delight.

2

Greetings and salutations to you all!

Greetings and salutations to you all!

3

I'll bid you adieu for the evening.

I'll bid you adieu for the evening.

4

How do you do? It is an honor.

How do you do? It is an honor.

1

I shall depart, but I look forward to our next encounter.

I shall depart, but I look forward to our next encounter.

2

Right then, I'm off. Cheers for the help!

Right then, I'm off. Cheers for the help!

3

Until we meet again, stay safe.

Until we meet again, stay safe.

4

Morning! Lovely weather we're having, isn't it?

Morning! Lovely weather we're having, isn't it?

容易混淆

Hello & Goodbye — Essential Greetings 对比 Good evening vs. Good night

Learners use 'Good night' to say hello at night.

Hello & Goodbye — Essential Greetings 对比 How are you? vs. How do you do?

Learners think they mean the same thing in all contexts.

Hello & Goodbye — Essential Greetings 对比 Bye vs. Bye-bye

Adults using 'Bye-bye' in professional settings.

常见错误

Good night, how are you?

Good evening, how are you?

'Good night' is only for leaving, not for arriving.

I say hello to my bed.

I say goodnight to my bed.

You don't greet your bed; you say goodbye to the day.

Goodbye! (when entering a room)

Hello! (when entering a room)

Confusing arrival and departure.

How are you? I am 20 years old.

How are you? I am fine, thanks.

Confusing 'How are you' with 'How old are you'.

Bye-bye, Boss.

Goodbye, Mr. Smith.

'Bye-bye' is too childish for a professional setting.

Good morning (at 3 PM).

Good afternoon.

Using the wrong time-of-day greeting.

Hey (to a stranger in a formal place).

Hello / Excuse me.

'Hey' can be too informal or rude with strangers.

Good morning, I am fine.

Good morning. How are you? / I'm fine, thanks.

Mixing the greeting with the response too abruptly.

How do you do? I am fine.

How do you do? How do you do?

In very formal English, 'How do you do?' is a greeting, not a question requiring an answer about health.

句型

Good ___, how are you?

It was nice ___ you.

See you ___!

I'll ___ you later.

Real World Usage

Coffee Shop constant

Hi, can I have a latte, please?

Job Interview occasional

Good morning, thank you for seeing me.

Texting a Friend very common

Hey! U free?

Leaving a Store constant

Thanks, bye!

Answering the Phone common

Hello? Who is this?

Social Media Comment common

Hi from Brazil! ❤️

💡

配合场合和心情

选择问候语(Hello, Hi, Hey)和告别语(Goodbye, Bye, See you)时,要根据场合的正式程度和你与对方的关系来决定。如果你不确定,用“Hello”和“Goodbye”总是最安全的。 "Always choose your greeting (Hello, Hi, Hey) and farewell (Goodbye, Bye, See you) to match the formality of the situation and your relationship with the person. When in doubt, 'Hello' and 'Goodbye' are your safest bets."
⚠️

别搞混了!

记住:“Hello”是用来开始对话的,“Goodbye”是用来结束对话的。如果你离开时不小心说了“Hello”,别人会很困惑,可能还会以为你要留下呢! "Remember: 'Hello' is for starting a conversation, and 'Goodbye' is for ending one. Accidentally saying 'Hello' when you're leaving will definitely confuse people, and might make them think you're staying!"
🎯

加上名字更亲切

为了让你的问候更个性化、更友好,试着加上对方的名字,比如:“Hello, Sarah!”或者“Hi, Liam!”。这样会让你的交流立刻变得更温暖、更直接。 "To make your greeting more personal and friendly, try adding the person's name: 'Hello, Sarah!' or 'Hi, Liam!' This immediately makes your interaction feel warmer and more direct."
🌍

肢体语言也很重要

在英语国家,问候时通常会伴随着微笑和眼神交流。在非正式场合,挥手示意可能很合适;而在正式介绍时,握手很常见。多观察,多适应!
In English-speaking cultures, a smile and direct eye contact often accompany greetings. In casual settings, a wave might be appropriate, while a handshake is common in formal introductions. Observe and adapt!
💡

区分时间段的问候语

别忘了“Good morning”、“Good afternoon”和“Good evening”这些礼貌的替代问候语。只要确保你在正确的时间段使用它们就行! "Don't forget 'Good morning,' 'Good afternoon,' and 'Good evening' as polite alternatives to 'Hello.' Just make sure you're using the right one for the time of day!"

Smart Tips

Just use 'Hello'. It is always correct regardless of the time of day.

Good morning (at 1:00 PM) Hello!

Combine 'Thank you' and 'Bye' for a natural sound.

Goodbye. Thanks, bye!

Don't give a long list of problems. Say 'Fine, thanks' and ask them back.

I have a cold and I am tired. I'm good, thanks! How about you?

Only use it if you are the one leaving or if the other person is going to sleep.

Good night! (Arriving at a party) Good evening! (Arriving at a party)

发音

/həˈloʊ/

The 'H' in Hello

The 'H' is breathed out, not silent like in some languages.

/ˌɡʊdˈbaɪ/

The 'oo' in Goodbye

It is a short 'u' sound, like in 'book'.

Rising Intonation

Hello? ↗

Conveys a question or checking if someone is there.

Falling Intonation

Goodbye. ↘

Conveys a final, polite end to a conversation.

记住它

记忆技巧

Remember: 'Hi' for 'High' sun (arrival) and 'Bye' for 'Byebye' (leaving).

视觉联想

Imagine a bright yellow sun for 'Good morning' and a crescent moon for 'Good night'. Picture a door: 'Hello' is the handle on the outside, 'Goodbye' is the handle on the inside.

Rhyme

Sun in the sky, say Hi. Moon in the light, say Goodnight.

Story

A traveler arrives at a hotel in the morning and says 'Good morning' to the clerk. After a long day, they leave for dinner saying 'Good evening' to the doorman. Finally, they go to bed and tell the clerk 'Good night'.

Word Web

HelloHiHeyGoodbyeByeMorningEveningNight

挑战

Go to a local shop or a mirror and practice saying 'Good morning', 'Good afternoon', and 'Good evening' with a smile.

文化笔记

Americans often use 'How are you?' as a greeting. You are expected to say 'Good, thanks!' even if you are having a bad day.

In some parts of the UK, people say 'Alright?' as a greeting. It means 'Hello', not 'Are you okay?'.

Australians are famous for 'G'day', which is a contraction of 'Good day'. It is very friendly and informal.

'Hello' is relatively modern, becoming popular with the invention of the telephone. 'Goodbye' is a contraction of the phrase 'God be with ye'.

对话开场白

Hello! How are you today?

Good morning! Did you have breakfast?

Hi there! Is this your first time here?

Hey! Long time no see. How have you been?

日记主题

Write a short dialogue where you meet a friend at 10:00 AM and then leave at 11:00 AM.
Describe how you greet your boss versus how you greet your best friend.
Write an email to a hotel to say hello and ask for a room.
Imagine you are at a party at night. Write the greetings you use when you arrive and when you leave.

常见错误

Incorrect

正确


Incorrect

正确


Incorrect

正确


Incorrect

正确

Test Yourself

选择正确形式

When you meet someone new, you usually say '___'.

✓ Correct! ✗ Not quite. Correct answer: Hello
“Hello”是当你第一次见到某人或开始对话时使用的标准问候语。
找出并改正错误 Error Correction

Find and fix the mistake:

I'm leaving now. Hello!

✓ Correct! ✗ Not quite. Correct answer: I'm leaving now. Goodbye!
结束对话或离开时使用“Goodbye”,而不是“Hello”。
选出正确的句子 多项选择

Choose the correct sentence:

✓ Correct! ✗ Not quite. Correct answer: She said 'Hi' when she met me.
“Hi”是见面时的问候语。“Goodbye”和“See you”是告别语。
输入正确的英文句子 翻译

Translate into English: 'Adiós, nos vemos mañana.'

Answer starts with: ["G...

✓ Correct! ✗ Not quite. Correct answer: ["Goodbye, see you tomorrow.","Bye, see you tomorrow."]
“Adiós”翻译为“Goodbye”或“Bye”。“Nos vemos mañana”翻译为“see you tomorrow”。

Score: /4

练习题

8 exercises
It is 9:00 AM. You see your teacher. What do you say? 多项选择

___, Teacher!

✓ Correct! ✗ Not quite. Correct answer: Good morning
9:00 AM is in the morning.
Fill in the missing word for leaving.

See you ___!

✓ Correct! ✗ Not quite. Correct answer: later
'See you later' is a common way to say goodbye.
Correct the mistake in the sentence. Error Correction

Find and fix the mistake:

Good night! How are you today?

✓ Correct! ✗ Not quite. Correct answer: Good evening! How are you today?
You use 'Good evening' to greet someone at night.
Match the greeting to the context. Match Pairs

1. Hey 2. Good morning 3. Goodbye

✓ Correct! ✗ Not quite. Correct answer: 1-Friend, 2-Formal, 3-Leaving
'Hey' is casual, 'Good morning' is formal, 'Goodbye' is for leaving.
Put the words in the correct order. Sentence Reorder

you / see / later / !

✓ Correct! ✗ Not quite. Correct answer: See you later!
The standard phrase is 'See you later'.
You are leaving a party at 11:00 PM. What do you say? 多项选择

___, everyone!

✓ Correct! ✗ Not quite. Correct answer: Good night
'Good night' is used when leaving at night.
Complete the formal greeting.

Good ___, Mr. President.

✓ Correct! ✗ Not quite. Correct answer: afternoon
'Good afternoon' is a formal time-based greeting.
Which is the most casual? 多项选择

Select the most informal greeting.

✓ Correct! ✗ Not quite. Correct answer: Yo!
'Yo' is very casual slang.

Score: /8

Practice Bank

12 exercises
完成问候语 填空

Before class, I always say '___' to my friends.

✓ Correct! ✗ Not quite. Correct answer: Hi
改正告别语 Error Correction

It was nice talking. Hi!

✓ Correct! ✗ Not quite. Correct answer: It was nice talking. Goodbye!
选择恰当的问候语 多项选择

Which is the most formal greeting for a boss?

✓ Correct! ✗ Not quite. Correct answer: Hello, Mr. Smith.
翻译告别语 翻译

Translate into English: 'Hasta luego, me voy a casa.'

✓ Correct! ✗ Not quite. Correct answer: ["See you later, I'm going home.","Later, I'm going home."]
重新排列组成一个礼貌的告别语 Sentence Reorder

Put the words in order to form a polite farewell:

✓ Correct! ✗ Not quite. Correct answer: Goodbye, have a good day.
将问候语/告别语与其语境匹配 Match Pairs

Match the best greeting/farewell with the context:

✓ Correct! ✗ Not quite. Correct answer: matched
用正确的词填空 填空

At night, before sleeping, people often say 'Good ___'.

✓ Correct! ✗ Not quite. Correct answer: night
识别并改正不恰当的问候语 Error Correction

On the first day of my new job, I walked in and said 'Hey boss!'

✓ Correct! ✗ Not quite. Correct answer: On the first day of my new job, I walked in and said 'Hello, boss!'
选择最合适的告别语 多项选择

You're leaving a party with friends. What do you say?

✓ Correct! ✗ Not quite. Correct answer: See you soon!
翻译这个常见的问候语 翻译

Translate into English: 'Hola, ¿cómo estás?'

✓ Correct! ✗ Not quite. Correct answer: ["Hello, how are you?","Hi, how are you?"]
组成一个礼貌的问候短语 Sentence Reorder

Rearrange the words to make a polite greeting:

✓ Correct! ✗ Not quite. Correct answer: Hello, how are you?
将单词与其用法匹配 Match Pairs

Match each word to its primary usage:

✓ Correct! ✗ Not quite. Correct answer: matched

Score: /12

常见问题 (8)

'Hello' is slightly more formal and safe for all situations. 'Hi' is more casual and common among friends or in relaxed settings.

Yes, but only if you are leaving. If you are arriving, say `Good evening`.

It can be if used with someone much older or in a very formal setting. With friends, it is perfectly normal.

It is an old-fashioned, very formal greeting. You usually respond by saying `How do you do?` back to the person.

It is a common way to shorten the phrase in casual speech. It sounds more relaxed.

It starts exactly at 12:00 PM (noon).

It is usually seen as very 'cute' or childish. Most adult men say `Bye` or `See you` instead.

You can say `See you!`, `Bye!`, or `Take care!`.

Scaffolded Practice

1

1

2

2

3

3

4

4

Mastery Progress

Needs Practice

Improving

Strong

Mastered

In Other Languages

Spanish high

Hola / Adiós

English has a specific 'leaving-only' phrase for nighttime.

French moderate

Bonjour / Au revoir

English greetings are more strictly tied to the clock.

German high

Guten Tag / Auf Wiedersehen

German is often more formal in standard daily interactions.

Japanese low

Konnichiwa / Sayonara

English greetings don't change based on the social rank of the speaker.

Arabic low

As-salamu alaykum

English greetings don't have a 'mandatory' religious response.

Chinese moderate

Ni hao / Zai jian

English uses more time-of-day variations than standard Mandarin.

Learning Path

Prerequisites

Was this helpful?
还没有评论。成为第一个分享想法的人!