一、日常问候

1. 时间问候

Good morning/afternoon/evening

Hello/Hi

How are you？

2. 固定表达

Good morning!

See you tomorrow!

Goodnight!

二、自我介绍与寒暄

1. 介绍他人

This is Mr./Ms.

May I introduce you to my friend？

2. 常见回应

Nice to meet you!

It's a pleasure to meet you.

Pleased to meet you again.

三、日常交流

1. 表达需求

Excuse me, where is the restroom？

Can I have a coffee, please？

2. 常见场景

How's your day going？

I'm doing well, thank you.

What's up？

四、表达感受

1. 积极回应

I'm fine, thank you.

Great!

2. 负面表达

I'm sorry, I can't help right now.

That's okay, I understand.

五、特殊场景

1. 道谢与道歉

Thank you very much!

I apologize for the inconvenience.

2. 约会邀请

Would you like to grab dinner with me？

Let's meet at 7 pm.

这些表达覆盖了日常交流的80%场景，建议结合具体语境灵活运用。若需进一步学习，可参考权威词典或口语教材。