That’s a good idea.——青夏教育精英家教网——

5.That’s a good idea.

4.Happy Teachers’ Day !

3.It doesn’t matter.

2.Excuse me. I’m sorry I’m late, because the traffic is bad.　

1.Welcome backto school!

11. Good luck(with sb)!

III. 交际用语

10. say goodbye to sb.

9. ask sb. for sth.

8. You’d better do sth.

7. be friendly to sb.

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