This is what I want,这就是我想要的　　The reason why he was late is that his bike broke down. 他迟到是因为自行车坏了　　Next sunday is when we shall meet. 下周日是我们见面的时间　　This is why I am late.这就是我迟到的原因　　My problem is which computer to choose 我的问题是不知道选哪个电脑好　　The argument is whether it rains tomorrow 明天是否下雨是争论的内容
What the police want to know is when you entered red the room警察想知道的是你什么时候进的房间。
The trouble is that we are short of funds困难是我们缺乏资金。
This is what we should do这是我们应当做的。
That‘s why I want you to work there那就是我要你在那儿工作的原因。
His first question was whether Mr. Smith had arrived yet他的第一个问题是史密斯先生到了没有。
注意:从句中的疑问句用正常语序,即陈述语序。
as if,as though,because也可用来引导表语从句。
She seems as if she had done a great thing她看起来好像做了一件大事。
It is because you eat too much是因为你吃得太多了。