卫生类职称英语备考句型：

It seems/looks as if ...

结构：It seems/looks as if…

说明：此句型意为“似乎…”。本句型中的 as if 可用以表示事实。

It looks as if it is going to rain. 好像要下雨了。

It seems as if he knows everything. 他似乎是个万事通。

It seems as if he knew everything,but in reality,he is as stupid as can be.

他似乎是个万事通。其实他是再愚蠢不过了。

It looks as if she had just come back from outer space.

她看起来彷佛刚从外层空间回来似的。

It seemed as if he had finished the work. 他似乎已经完成了这个工作。

It seemed as if he would never finish the work. 他似乎永远完成不了这个工作。