2. Where did they plant trees? (改为被动句)

Where _________ trees _________?

1. We call maths the language of science. (改为被动句)

Maths _________ _________ the language of science.

5. English is ____ (widely) spoken in the world.

4. He is _______ (strong) in the class.

3. This mooncake is ____ (cheap) of all.

2. Which is ______ (beautiful), the black coat or the blue one?

1. Which is _______ (big), the sun, the moon or the earth?

18. I liked to play football when I was young.　 _______.

A. So he was 　　　 B. So was he C. So did he 　　　　 D. So he did

17. Usually Xiao Li spends __ time doing homework than Xiao Chen does.

A. little 　 B less 　　　　　　　　　 C. few 　　　　　　　　 D. fewer

16. Which is __ season in Beijing?　 I think it’s spring.

A. good　　　　　 B. well 　　　　　　　　 C. best 　　　　　　　　 D. the best