as意為隨著時(shí)引導(dǎo)什么從句

　　His career is as good as over.

　　他的事業(yè)差不多要完了。

　　His hair was as white as snow.

　　他頭發(fā)雪白。

　　This isn't as bad as I thought.

　　這沒(méi)我原來(lái)所想的那么差。