--Where is Mother?
---She is in the kitchen. She ______ the housework all morning.
A.is doing | B.was doing | C.has done | D.has been doing |
推荐试卷
--Where is Mother?
---She is in the kitchen. She ______ the housework all morning.
A.is doing | B.was doing | C.has done | D.has been doing |
试题篮
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