3. You should have asked what you were supposed to wear.

2. A: When were you supposed to arrive?

　 　 B: I was supposed to arrive on time.

1. A: What are you supposed to do when you meet someone?

　　 　B: We’re supposed to shake hands / kiss / bow.

17.make a toast　　　　　　　　　　　　　

15.get used to …　　　　　　　　　　　 16.make appointments

13. it’s rude to do…　　　　　　　　　　 14. have a great time

11. make noise　　　　　　　　　　　　 12 point out

9. pick up　　　　　　　　　　　　　 10.take a drink

7. get 　angry　　　　　　　　　　　　 8.tabble manners

5. on　 time　　　　　　　　 　　　　　6. after all