We _____ on our project day and night in
题型:选择题
问题:
We _____ on our project day and night in the past two weeks. [ ]
A. had worked
B. have been working
C. will be working
D. are working
We _____ on our project day and night in the past two weeks. [ ]
A. had worked
B. have been working
C. will be working
D. are working