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Sostratexercisingbeforeit'stoolate.为什么呢要用exercising而不用exercise?Sostratexercisingbeforeit'stoolate.为什么呢要用动名词exercising而不用名词exercise?因为exercise本身就可以是名词啊.

题目详情
So strat exercising before it's too late.为什么呢要用exercising而不用exercise?
So strat exercising before it's too late.为什么呢要用动名词exercising而不用名词exercise?因为exercise本身就可以是名词啊.
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答案和解析
start 后面应该跟doing,或者to do啊.要用exercise的话,可以是start doing exercise.