3. They were d　　　 　in their attempt(企图)to reach the top of the mountain.

2. The doctor had my eyes e　　　　　 for weakening.

1. The farmers in this area had a good harvest last year thanks to the s　　　 　farming.

10. If a person has not had enough sleep, his actions will give him　 　　　　during the day.

A. away　　　　 B. up　　　　 C. in　　　　 D. back

9. American Indian 　　　　　about five percent of the U.S. population.

A. fill up　　　　　 B. bring up

C. make up　　　　　 D. set up

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