题目内容
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It takes me half an hour to do the housework every day．(改为同义句)
I ________ half an hour ________ ________ the housework every day．
答案：spend,in,doing
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题目内容
句型转换
It takes me half an hour to do the housework every day．(改为同义句)
I ________ half an hour ________ ________ the housework every day．