高三英语语法详解:从句在句子中所扮演的成分
从句在句中可用作主语、表语、宾语、定语、状语等句子成分;
a)主语从句(subject clause)如What I want to say is this(我要说的是这么一点)中的what I want to say。
b)表语从句(predicative clause)如This is what I want to say(这是我要说的)中的what I want to say。
c)宾语从句(object clause)如I have said what I want to say(我说完了我要说的话)中的what I want to say。
d)定语从句(attributive clause)如This is the thing I want to say(这就是我要说的)中的I want to say。
e)状语从句(adverbial clause)如If you want to say something,say it clearly(假如你要说什么,就应说清楚)中的if you want to say something。
句子(sentence)内含主语部分和谓语部分,有比较完整的意义的一组词,叫做句子。