问题详情:
–When _______ you _______ your homework?
--I had finished it before he _______ back.
A. have; finished; came B. have; finished; was coming
C. did; finish; came D. did; finish; was coming
【回答】
C
知识点:动词时态
题型:选择题
问题详情:
–When _______ you _______ your homework?
--I had finished it before he _______ back.
A. have; finished; came B. have; finished; was coming
C. did; finish; came D. did; finish; was coming
【回答】
C
知识点:动词时态
题型:选择题