keep
We must ___(keep) the classroom clean.
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相关问题
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we must keep the classroom______- A.clean B.to clean C.clean
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改错：We must keep the classroom cleaning erery day.
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we must keep the classroom clean的句子基本结构
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we must keep our classroom clean改被动语态
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这个句子的被动语态：we must keep the classroom clean 谢
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----Must we clean the classroom now?
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we must keep classroom clean.这句中的must是什么词,做什么成份?
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we must clean the classroom every day 同义句
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we must keep our classroom( ).
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we should Keep our classroom ---A.cleaned B.clean C.cleaning