用不定式填空，注意可以省略“to”的动词。

1.   I saw her_____(take) the book.

2.   I didn’t notice him _____(enter) the room.

3.   The worker taught us_____(run) the machines when we worked in that factory.

4.   You are not expected_____(be) the top of the student in the class.

5.   Her mother will not let her _____(go) to the dance.

6.   He was made_____(work) twelve hours a day.

7.   He was driven_____(adopt) the proposal.

8.   Was anyone seen_____(go) out?

9.   He helped me_____ (clean) the classroom.

10. His words enabled us _____(know) the importance of studying English.
 

答案:
1. take                
2. enter            
3. to run                 
4. to be
5. go                 
6. to work      
7. to adopt       
8. to go
9. (to) clean        
10. to know