5. Of all the boys he sang　　 .

A. better　 B. much better C. the best　 D. very well

4. I saw him　　 out of the room.

A. go　　　 B. had gone　　 C. has gone　 D. goes

3. They haven't seen each other　　 at least three months.

A. since　 B. during　　　 C. for　　　　 D. in

2. We often go to the park　　 Sunday morning.

A. on　　　 B. in　　　　　 C. at　　　　 D. from

例:I go to school　 D　 bus.

A. on　　 B. in　　　 C. with　　 D. by

1. This dictionary doesn't belong to　　 .

A. my　　　 B. mine　　　　 C. me　　　　 D. my own

10. (Wrong)正确句应为:She knows how to answer all the questions in English.

9. (Wrong)正确句应为:The question was so difficult that I just couldn't answer it.

8. (Wrong)正确句应为:My sister has been ill for two weeks(或since two weeks ago).

7. (Wrong)正确句应为:He enjoyed swimming in the river.

6. (Right)