问题
选择题
31. It’s two weeks since we _______ the work in Beijing Ren’ai Education Institute .
A.finish
B.have finished
C.finished
D.has finished
答案
答案:C
固定句型It is/has been+时间段+since从句,从句用过去式。
31. It’s two weeks since we _______ the work in Beijing Ren’ai Education Institute .
A.finish
B.have finished
C.finished
D.has finished
答案:C
固定句型It is/has been+时间段+since从句,从句用过去式。