4. 连接副词when, where, why, how引导的宾语从句。

　　I don't know when the meeting will be held.

　　Please tell me where I can find Tom.

　　He explained to me why he was absent from the meeting.

　　Can you tell me how I can get to the post office?

　　5. 可用whatever, whoever, whomever, whenever, wherever等引导宾语从句。

　　Please write down whatever he is saying.

　　I don't know whoever will come.

　　I'll do whatever you ask me to.

　　6. 表示爱憎情感的动词，如：enjoy, hate, love, like, dislike, don't mind, resent, appreciate(感激)等以及某些介词结尾的短语动词如：count on, depend on, rely on, see to, look forward to, be fond of, feel like, see to等后，即使没有宾补也要先接形式宾语it，再接宾语从句。

　　I like it when she smiles at me.

　　I love it when you sing.

　　I hate it if I am spoken to loudly in public.

　　除了but, besides, except, in, save, beyond六个介词后跟that引导的宾语从句外，其他介词都不能。in that是“因为”的意思，其余五个与that搭配都是“除了……”。