Tomin the library every night over the last three months.A. worksB. workedC. have been wor

发布时间：2020-08-16 17:56:19

Tom     in the library every night over the last three months.
A. works
B. worked
C. have been working
D. had been working

网友回答

A. works
B. worked
(答案→)C. have been working
D. had been working
解析：考查考察时态，题干中出现的over the last three months，用于现在完成进行时或现在完成时。
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