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请问是she didn't do her homework,yesterday.还是she didn't do her homework yesterday.homework和yesterday中间加不加逗号

题目详情
请问是she didn't do her homework,yesterday.还是she didn't do her homework yesterday.
homework和yesterday中间加不加逗号
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答案和解析
不是吧.这个根本不需要逗号啊、yesterday.是时间表示过去一般式的标志性时间词.
eg my mom and I went shopping yesterday.你看我的例句和你的差不多,如果你说需要逗号那是画蛇添足.你可能不懂什么叫时间状语.学下去就会明白了~