(   ) 6. —The wall of our building is made of      

―That's good. So the room will be bright.
A. glass     B. steel
C. wood    D. paper

(   ) 5. ―Are the visitors all from      ？

—No, there are only 5______________ in the group.

A.  Germany ; Germany

B.  Germany ; Germans

C.  German ; Germans

D.  German ; Germany

(   ) 4. Please call us when you are       .

A. in trouble    B. in help

C. get trouble    D. in hope

(   ) 3. The factory near my house can       2,000 cars every month.

A. produce    B. accept

C. lead    D. invent

(   ) 2. —How long did you      the project?

一About one month.

A. produce    B. complete

C. suggest    D. discover

(   ) 1. Put on your __ ______ ， or you may make your hands dirty.

A. coat    B. socks

C. hat    D. gloves

20. 不应该让他那么做。

He_________ _________ _________ _______ do like  that.

19. 我们被允许周六晚上去看电影。

We_______ __________ _________ go to the movies on Saturday evening.

18. 青少年不应该允许吸烟。

Teenagers_______ _______ _____ _______ _______  

17. 你不应该在动物园里喂动物。

Animals ____ __________ __________ by you in the zoo.