题目内容
改写句子
He needs to repair his robot every 6 months.
(对画线部分提问)_______ _______ _______he need to repair his robot?
答案:How;often;does
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题目内容
改写句子
He needs to repair his robot every 6 months.
(对画线部分提问)_______ _______ _______he need to repair his robot?