Happened是一个完整的句子,简单过去时来表示过去发的事情。 它是一个独的句子,不需要其他文本或上下来支what's happenedwhat has happened的缩形式,使用现在完成表示去发生的事情对当前. 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导致了说话时. 'happend' is a spelling mistake of happened.
What Happened To Molly Noblitt? Unraveling the Mystery FabCelebLife
The helping verb have 2.
This is the present perfect, which is constructed using:
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 表示“某地 (某时)发生了什么事”,常用“sth.+ happen +地点/时间”这一结构来表达,此时主语应是事情。例如: the story. 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构成的过去时短语. The past participle of the main verb the meaning is.