in a few minutes和 after a few minutes的区别

in a few minutes和 after a few minutes的区别

题目
in a few minutes和 after a few minutes的区别
到底是什么区别啊?
答案
in a few minutes 常与一般将来时连用
after a few minutes 常与一般过去时连用,如
I will come back in a few minutes.
After a few minutes,he came back.
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