while同时的用法,前后的时态
回答
爱扬教育
2022-04-01
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扩展资料
例句:
Carry on with your work while I'm away.
我不在时你要接着干。
I waited while he gathered up his papers.
他整理文件时我就在一旁等待。
They palled up while they were at college.
他们上大学时成了朋友。