题目内容
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It is important that we should keep in good health.(改为简单句)
It is important ________ ________ ________ ________ in good health.
答案:for,us,to,keep
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题目内容
句型转换
It is important that we should keep in good health.(改为简单句)
It is important ________ ________ ________ ________ in good health.