题目内容
根据句意,用括号内所给单词的适当形式填空
—What ________ he ________? (do)
—He ________ his room.(clean)
答案:
解析:
解析:
1.is,doing; 2.is cleaning |
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题目内容
根据句意,用括号内所给单词的适当形式填空
—What ________ he ________? (do)
—He ________ his room.(clean)
1.is,doing; 2.is cleaning |