题目内容
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He often rents videos when he is free.
He ________ ________ videos when he isn't busy next Saturday.
答案：
解析：
解析：
|
is, renting |
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题目内容
句型转换
He often rents videos when he is free.
He ________ ________ videos when he isn't busy next Saturday.
|
is, renting |