2.　　　 bow

动词,鞠躬,弯腰.如:

Bow to the Queen.

向女王鞠躬致敬.

At the end of the play all the actors came onto the stage and bowed.

终场时,全体演员都走到台前鞠躬致谢.

He bowed his thanks.

他鞠躬致谢.

2a

1.　　　 You are supposed to shake hands.

Be supposed to do… 应该……被期望做……,当句子的主语是人时,它可以用来表示劝告,建议,义务,责任等,意思是 “to be expected to do sth, or to have to do sth.” 如:

You’re supposed to ask the teacher if you want to leave the classroom..

如果你要离开教室,应该先问问老师.

We are not to supposed to play football on Sunday.

不准我们在星期日踢足球.

This is secret and I’m not supposed to talk about it.

这是秘密,我不应该谈论

she is late for class again and she is supposed to say sorry to the teacher.

她又迟到了,她应该向老师说对不起.

7. You are not supposed to stick your chopsticks into your food.

6. We never visit a friend’s house without calling first.

5. Spending time with friends is very important.

4. You are not supposed to shake hands.

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