新编英语教程第二册unit11word文档(3)

引导的从句不同的是，as if 从句用虚拟语气的情况。 eg. It seems as if he did know nothing It just (so) happened that he was out of town 类似 It chanced that …

Eg.It just so chanced /happened that the harvest was bad last year

It does not matter wh- 接的陈述句,注意时态

It doesn't matter to me （对我来说没什么）里的matter是动词. What's the matter with you? （你怎么了）里的matter是名词.

It all depends on wh-

It all depends on human effort.事在人为 It depends on circumstances这要视情况而定。