题目内容
Look! Who ___________ on the blackboard?| A.writes | B.is writing | C.are writing | D.writing |
B解析:
根据look可判断本题的时态为现在进行时,故选B
根据look可判断本题的时态为现在进行时,故选B
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题目内容
Look! Who ___________ on the blackboard?| A.writes | B.is writing | C.are writing | D.writing |