问题 选择题

I    play the piano when I was a young boy.

A.wasn’t used to

B.wasn’t use to

C.didn’t used to

D.didn’t use to

答案

答案:D

题目分析:

句意:我孩提时不常弹钢琴。used to表示“过去常常做某事”,其否定式是didn’t use to。故选D,

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