8. In copying this paper, be careful not to 　　　any words.

A. leave behind　 B. leave aside

C. leave off　　　 D. leave out

7. -How come a simple meal like this costs so much?

-We have　　　 　in your bill the cost of the cup you broke just now.

A. added　　 B. included　　 C. contained　 D. charged

6. As time went by, the plan stuck 　　　fairly practical.

A. to proved　 B. to proving

C. proved　　　 D. to be proved

5. I have no one　　　 me, for I am a new comer here.

A. help　　　　 B. helping

C. to help　　 D. to have helped

4.　　　 　nice，the food was all eaten up soon.

A. Tasting　　 B. Taste　　 C. Tasted　　 D. To taste

3. Would it be　　　 　for you to pick me up at four o?clock and take me to the airport?

A. free　　　 B. vacant　 C. handy　　 D. convenient

2. North America　　　 the United States, Canada, and Mexico.

A. is made of　　 B. consist of

C. composes　　　 D. comprises

从A、B、C和D四个选项中，选出可以填入空白处的最佳选项。

1. When I got back home I saw a message　　　 to the door reading “Sorry to miss you；I will call you later”.

A. pin　 B. pins　 C. pinned　 D. to pin

5. 他建议教室一天打扫两次。

4. 当被问到为什么旷课时,他低着头不说话。