Isn’t it time you got down to the papers?A. markB. be markedC. being markedD. marking

发布时间：2020-08-17 10:57:12

Isn’t it time you got down to      the papers?
A. mark
B. be marked
C. being marked
D. marking

网友回答

A. mark
B. be marked
C. being marked
(答案→)D. marking
解析：正确答案为D。考生易误以为考查动词不定式结构而选A。其实本题考查短语get down to doing sth的用法，意思是开始认真对待某事。
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