His father makes a promise to him that he will buy him a computer if he a good score for t

问题补充：

His father makes a promise to him that he will buy him a computer if he a good score for the entrance examination to college this June．

A. is getting

B. is to get

C. will get

D. gets

答案：

A. is getting

B. is to get

C. will get

(答案→)D. gets

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