It so happened that的句式happen表示“碰巧或恰巧发生某事”时,可用“it happens / happened that.”这一结构来表达.例如： it happened that brian and peter were at home that day.碰巧. This is the present perfect, which is constructed using: 接下来让我们看下what happen和what happened的用法区别： 1.词性：what happen是用原形动词happen构成的现在时短语，而what happened是用动词happen的过去式happened构成的过去.
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Be happened to、be happened with的区别为：意思不同、用法不同、侧重点不同。 一、意思不同 1.be happened to意思：碰巧 2.be happened with意思：与…发生 二、用法. What happened?和what's happening?的区别是什么？ what happen?表示发生了什么，用于询问发生了什么事情，通常用于过去的事件或突发情况。 Here, what's is the contraction of what has.
The helping verb have 2.
What happened还是what's happenedwhat happened和what's happened都用于询问过去发生了什么事情，主要的区别在于语法和使用方式。what happened是一个过去时态的简单 What happened 和 what's happened两者的区别： 是问 what happened？只是想知道过去所发生的事情， 而如果用what's happened？则强调对现在的影响。，即想知道过去所发生的什么事. 这是什么?don't cry because it is over,smile because it happened经典爱情句子 [color=blue] [/color] 经典爱情句子 1) i love you not because of who you are, but because of who i am when. The past participle of the main verb the.
Happen to 后面跟的是人名、公司、或其他集合名次和代名词what happened to you?it happens to everybody.
