They say they were happier before they became rich and famous.这个句子中为什么要用before,这个句子的时态是什么?为什么前面是say,而后面却是became.

问题描述:

They say they were happier before they became rich and famous.这个句子中为什么要用before,这个句子的时态是什么?为什么前面是say,而后面却是became.

他们说在富有、著名之前他们更快乐.
“他们说” 是现在.
“变得富有”是之前,即现在已经很富有了.这个句子的时态是什么?是分两个时态么?“他们说”是一般现在时。他们说的内容则是一般过去时。