Learn the time and place to use each with helpful guidelines and examples. The helping verb have 2. 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。
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. This is the present perfect, which is constructed using: 'happend' is a spelling mistake of happened.
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. Happened to /happened with 区别区别只有一点,就是指意不同:1、happen to sb“某人发生了某事”。可指坏事,也可指好事。例句:what's happened to her? A clear guide to using the in, on, and at prepositions. Here, what's is the contraction of what has.
The past participle of the main verb the.