问题描述:
( )1. Do you help your parents ______ housework? A. doing B. do C. does D. did ( )5. He’ll send you an e-mail as soon as he ________ in Shanghai. A. will arrive B. arrive C. arrives D. will arrives 9. What should I do to keep __________? A. health B. in good health C. good healthy D. in good healthy 老师为什么第1题不选择A,不是说help sb dong sth 吗? 第5题为什么不选择A, 第9题选择什么? 他们都有什么用法?老师 请您为我解答!谢谢.
问题解答:
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