In a few minutes,the car came为什么用in 不用after
问题描述:
In a few minutes,the car came为什么用in 不用after
答
in +时间段:与将来时连用
after +时间段:与过去时连用
after +时间点:可与将来时连用
He will be back in two hours.
He came back after two hours.
He will be back after two o'clock.