摘要:We on this project for four hours. Let’s have a rest. A. are working B. have been working C. worked D. had worked
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We_______on this project for four hours. Let’s have a rest.
A. are working B. have been working C. worked D. had worked
查看习题详情和答案>>We _______ on this project for four hours. Let’s have a rest.
A. are working B. have been working
C. worked D. had worked
查看习题详情和答案>>
We ____ on this project for four hours. Let’s have a rest.
A. are working B. have been working C. worked D. had worked
查看习题详情和答案>>