成人英语三级

51. The sun never stops ____.

A. will shine

B. shone

C. shines

D. shining

52. I don’t remember _____ the writer before.

A. see  

B. seeing   

C. saw  

D. to see

53. I must remember ____ my exercise-book this morning.

A. handing in

B. to hand in

C. handed in 

D. hand in

54. They ought to try _____ their best.

A. do   

B. to do   

C. does 

D. did

55. Kitty talks as if she _____ on the spot.

A. is   

B. were

C. has been  

D. be

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