6. Blindness a_________　about 45 million people all over the world.

5. You should work hard to i_________　　your study.

4. There are so many p________　　in the hospital because of the cold　weather.

3. Modern medicine can c　_______　　those blind people.　

2. I was g________　to John for bringing the books to me.

1. The old man felt very p______　of her son because he won the first　prize.

10.(　 )Doctors give operations 　　　　　them 　　　　　help them see again.

　　　　 A. to; to　　　　　 B. on; to　　　　　 C. to; for　　　　 D. for; to

9.(　 )The weather is bad. But they decided to 　　　　　with their work.

　　　　 A. carry off　　　 B. carry on　　　　 C. carry out　　　 D. carry

8.(　 )Many people 　　　　　eye problems visit the ORBIS plane.

　 A. on　　　　　　　 B. with　　　　　　 C. have　　　　　　 D. has

7.(　 )We should take some actions to 　　　　　people from 　　　　wild animals.

　 A. prevent, kill　　 　　B. prevent, killing 　　C. preventing, kill 　　D. prevent, to kill