8.　 The man had an 　　　　　(不同寻常的)experience.

7.　 Turning lights off before we go out ,so we don’t 　　　　(浪费) electricity.

6．We shouldn’t 　　　　(扔) things away.

4.　 –-- Can I 　　　　　(借)　 your dictionary?

--- Sorry , I have 　　　　　　(借) it to others.

2.　 We must make the clothes 　　　　　(变干).

3　 Can I ask a 　　　　　(帮助)?

1．This tool was 　　　　　(创造)hundreds of years ago.

A: 　　1　　

B: Yes, please. I’d like to have a look at the shirt.

A: 　　2　　

B: The green one . What is it made of ?

A: It’s made of silk .It feels soft .

B: 　　3　　

A: That one is not made of silk. It is made of cotton.

B: 　　4　　

A: Of course the one made of silk.

B: 　　5　　

A.　　 I’d like an expensive cotton shirt.

B.　　　 Which one ?

C.　　　 OK, I’ll take the green one

D.　　 May I help you ?

E.　　　 Which one is more expensive ?

F.　　　 What about that yellow one ?

G.　　 What is your favourite colour?