56. I’ve not ______ him since he wrote to me 3 weeks ago.

A. learned from　　 B. received from　　　 C. written from　　　 D. heard from

55. ______ these photos and try to pick out the man you saw.

A. Look over　　　 B. Look up　　　 C. Look at　　　　 D. Look through

54. There is something wrong ______ Tom’s car. So he had to go to work ______ his bike this morning.

A. with; on　　　　 B. to; by　　　　 C. with; by　　　　 D. by; on

53. He has been caught ______ the rain and is wet ______ the skin.

A. by; to　　　 B. in; to　　　　 C. in; through　　　　 D. with; in

52. That kind of plant can be made ______ paper and paper can be made ______ wood.

A. of; of　　　 B. from; from　　 C. from; into　　 D. into; from

51. Teachers should prove worthy ______ the people’s trust.

A. at　　　 B. of　　　 C. with　　　 D. in

50. My handwriting is almost nothing compared _____ yours.

A. with　　 B. in　　 C. against　　 D. on

49. I don’t have any desire _____ great wealth.

A. of　　 B. at　　 C. for　　 D. with

48. The young singer is quite popular _____ the public___ she has made a remarkable achievement.　

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

47. They changed their blue shirts _____ the white ones.

A. from　　 B. with　　 C. into　　 D. for