I saw him while he was crossing the street 与 He was crossing the street when i saw him 有什么区别

I saw him while he was crossing the street 与 He was crossing the street when i saw him 有什么区别
英语人气:939 ℃时间:2020-01-29 19:57:27
优质解答
意思完全一样:他正过马路时我看见了他.解释下 谢谢第一句while用法:当...时候第二句when用法,可以为:正当...的时候....
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