The project will be finished at the end of this month; by then we ______ for ten weeks.A.
公共英语
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The project will be finished at the end of this month; by then, we ______ for ten weeks.
A.are working
B.have been worked
C.were working
D.will have worked
请帮忙给出正确答案和分析,谢谢!
热搜:剩余碱(BE)
