在句子中起賓語作用的從句叫做賓語從句。賓語從句的引導(dǎo)詞和主語從句的引導(dǎo)詞相同。賓語從句可以作及物動詞的賓語，作短語動詞的賓語，介詞的賓語。下面是小編為大家整理收集的關(guān)于SAT語法基礎(chǔ)之名詞性從句的相關(guān)介紹，僅供大家參考。

　　賓語從句：及物動詞的賓語

　　Everybody knows that money doesn‘t grow on trees.

　　賓語從句：短語動詞的賓語

　　Please go and find out when the train will arrive.

　　賓語從句：介詞的賓語

　　I am interested in what she is doing.

　　賓語從句：否定的轉(zhuǎn)移

　　I don’t suppose you‘re used to this diet.

　　我想你不習(xí)慣這種飲食。

　　I don’t believe she‘ll arrive before 8.

　　我相信她8點(diǎn)之前不會到。

　　表語從句(The Predicative Clause)

　　在句子中起表語作用的從句叫做表語從句。表語從句的引導(dǎo)詞和主語從句的引導(dǎo)詞相同。 　　What the police want to know is when you entered the room.

　　This is what we should do.

　　That’s why I want you to work there.

　　as if, as though, because也可用來引導(dǎo)表語從句。

　　She seems as if she had done a great thing.

　　It is because you eat too much.

　　虛擬語氣：表語從句

　　主語是idea, notion, proposal, suggestion, request等名詞時,作表語從句的動詞為原形動詞或should+原形動詞。

　　My suggestion is that we (should) go and help him.

　　Our only request is that this should be settled as soon as possible.

　　同位語從句(The Appositive Clause)

　　一般跟在某些名詞如answer(答案)，hope(希望)，fact(事實(shí))，belief (信仰)，news(消息)，idea(主意;觀念)，promise(承諾)，information(信息)，conclusion(結(jié)論)，order(命令)， suggestion(建議)，problem(問題)，thought (想法)等后面。例如：

　　I had no idea that you were here. 　　She told us her hope that she would become a pianist.

　　He made a promise that he would never come late.

　　同位語從句：whether

　　whether可以引導(dǎo)同位語從句，而定語從句不能用whether作為引導(dǎo)詞。

　　He hasn’t made the decision whether he will go there.

　　I have small doubt whether he is suitable for the job.

　　同位語從句：what

　　what可以引導(dǎo)同位語從句，而定語從句不能用what作為引導(dǎo)詞

　　I have no idea what he is doing now.

　　同位語從句：how

　　how可以引導(dǎo)同位語從句，而定語從句不能用how作為引導(dǎo)詞

　　It’s a question how he did it