which能引导什么从句

　　3、Which bus we should take is still a question.(主语从句）

　　4、Those which are on the desk are English books. （定语从句）

　　5、This is the factory in which we once worked. （定语从句）

　　1、which基本解释：

　　pron.哪个, 哪几个, ...的, ...那个

　　adj.哪个

　　2、音标：英 [wt] 美 [(h)wt]

　　3、造句举例：

　　Which is the largest? 哪一个最大?

　　Which of you will go with me?你们哪一个跟我一起去?

　　That is the parcel which came this morning.那就是早上送来的包裹。

　　I said nothing, which made him still more angry.我一声不响, 这就使他更加生气。

　　Choose which you like best.选你最喜欢的吧习惯用语。

　　which is which?哪一个是哪一个。