436. The reason why...is that... ... 的原因就是……
The reason why she is absent is that she is ill.
她缺席的原因是她生病了。
The reason why I don't like him is that he is arrogant.
我不喜欢他的原因就是他很自大。
The reason why he is angry is that I broke his computer.
他生气的原因是我弄坏了他的电脑。
