在英文中，常用的交际用语包括以下几种：

1. 打招呼：

Hello / Hi / Hey / Greetings

Good morning / afternoon / evening

How are you?

Nice to meet you.

2. 询问情况：

How are you doing?

How's everything going?

How's life treating you?

How have you been?

3. 表达感谢：

Thank you / Thanks

I appreciate it

That's very kind of you

I'm grateful

4. 道歉：

Sorry

I apologize

My mistake

I'm sorry for the inconvenience

5. 赞美：

That's amazing / wonderful / impressive

You're doing a great job

I really admire you

That's a fantastic idea

6. 鼓励：

Keep up the good work

You can do it

You're doing great

You've got this

7. 询问意见：

What do you think?

What's your opinion?

How do you feel about it?

What are your thoughts?

8. 表达同意：

I agree

That's right

I totally agree with you

You're right

9. 表达不同意：

I disagree

That's not what I think

I don't think so

I have a different opinion

10. 结束对话：

It was nice talking to you

Take care

Goodbye

See you later

这些交际用语在日常交流中非常实用，可以帮助你更好地与他人沟通。