填写：busy
be busy doing sth：忙着做某事
he is()doing his homework
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相关问题
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He is j___ doing his homework.
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he is doing his homework.[doing his homework]一般疑问句,否定句,划线提问,
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( )1.A. He is doing his homework.
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He is busy doing his homework.同义句?
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He is doing his homework,in the mean time,he is listening mu
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he is going to do his homework(变为一般疑问句）
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He_(do) his homework now.
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He____(do)his homework now
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he has to do his homework after school.对do his homework 提问 （
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What time__(do) he do his homework