---Has Peter handed in his paper yet?
---I’m not sure.He _______ on it last week.
A.was working | B.has worked |
C.worked | D.had worked |
推荐试卷
---Has Peter handed in his paper yet?
---I’m not sure.He _______ on it last week.
A.was working | B.has worked |
C.worked | D.had worked |
试题篮
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