that is why的用法:why的意思是“为什么”,可用作疑问副词,也用作关系副词,还用作连接副词,可以引导名词从句。
that is because的用法:because的基本意思是“因为”,强调直接造成某种结果的理由和原因,所引导的原因状语从句多置于主句之后,有时为了强调,也可置于主句之前,并用逗号与句子的其他部分隔开。
That's why it is imperative to know what your rights are at such a time
这就是为什么你有必要在这个时候知道你的权利有哪些。
That's why I left so early.
这就是我早早离去的原因。
That's because you can't give up what you are.
那是因为你不能放弃自己。
That's because this free ride is just fine with the city.
那是因为在这个城市,免费骑行是可行的。