摘要： – Why does she look so tired? -- She all the morning and she still hasn’t finished it. A. cleaned B. was cleaning C. has been cleaning D. has cleaned
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– Why does she look so tired?
-- She ________ all the morning and she still hasn’t finished it.
A. cleaned B. was cleaning C. has been cleaning D. has cleaned
查看习题详情和答案>>---Why does she look so tired?
---She ______ all the morning and she still hasn’t finished it.
- A.cleaned
- B.was cleaning
- C.has been cleaning
- D.has cleaned