(   ) 23. It's important      us to learn English well.

A. for    B. of 

C. to    D. by

(   ) 22. The driver hit a man      the car.

A. in front of    B. in the front of 

C. on front of    D. on the front of

(   ) 21. Japan is      the east of China and      the east of Asia.

A. in,to B. to,in C. on,to D. at,in

(   ) 20. It is wrong to laugh      people when they are      trouble.

A. at,in            B. over,in              

C.with,on           D. of,in

(   ) 19. The basket was filled      sand.

A. of    B. with 

C. by    D. in

(   ) 18. The big meeting room is full      people.

A. with    B. of 

C. off    D. by

(   ) 17. Have some medicine and you'll be all right      supper time.

A. for    B. by C. at    D. since

(   ) 16. He turned      the wallet to the policeman.

A. in    B. to      C.over D. off

(   ) 15. Here's a letter      you.

A. at    B. for C. of    D. to

(   ) 14. There's a bridge      the river.

A. under    B. over C. on    D. in