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初中英语三大词性有哪些?

更新时间2021-02-02 22:32:26

宾语从句
 
宾语从句是指在一个句子中充当宾语的句子,如:He said that he wanted to be a teacher when he grew up.(1)宾语从句的连接词:
宾语从句的连接词包括that、if/whether(是否)、特殊疑问词。(2)宾语从句的语序:A. 宾语从句的连接词后一般加陈述语序(主语在前,谓语在后),如:I want to know if he can come tomorrow.B. 当连接词本身又是宾语从句的主语时,后面直接加谓语动词,如:She asked me who had helped him.(3)宾语从句的时态
只要记住以下口诀就可以了“主现则从任,主过则从过,客观真理一般现”A. 主现则从任:主句如果是一般现在时,则从句根据时间状语需要从八种时态中任选一种,如:1.He tells me he likes English very much(一般现在时)B. 主过则从过:主句如果是一般过去时,则从句根据时间状语需要从四种带“过”字的时态中任选一种,带“过”字的时态分别是如:一般过去时,过去进行时,过去将来时,过去完成时。如:He told me that he liked playing football(一般过去时)C. 客观真理一般现:客观真理永远用一般现在时。如:1.He says the moon goes around the earth.
 
 状语从句
 
(1)时间状语从句:在一个句子中作时间状语的句子。
连接词:when(当……时候) while(当……时候) as(当……时候) after(在……以后) before(在……以前) as soon as(一……就) since(自从……到现在) till /until(直到……才) by the time(到……为止)依旧是连接词后大多数加陈述语序。举例:when当……的时候(一般况下主句是将来时的时候,从句要用一般现在时。)Mozart started writing music when he was four years old.(2)原因状语从句:在一个句子中作原因状语的句子。
连接词:由连词because, since,as引导, 也可由for,now that 等词引导。
 
举例:I didn’t go to school yesterday because I was ill.(3)条件状语从句:在一个句子中作条件状语的句子。连接词:if如果, unless (=if not) 除非。(让步)举例:If it doesn’t rain tomorrow, we will go hiking.(4)目的、结果状语从句目的状语从句是指在一个句子中充当目的状语的句子。结果状语从句是指在一个句子中充当结果状语的句子。目的状语从句连接词:so that, so…that , in order that 引导。结果状语从句连接词:so…that, such…that, so much/many…that引导。举例:so…that 如此…以至于The scientist’s report was so instructive that we were all very excited.(5)让步状语从句让步状语从句是指在句子中作让步的状语的句子。连接词:though, although.,whether…or not
 
举例:Although he is rich, yet he is not happy.
 
定语从句
 
定语是指在句子中用来修饰名词、代词的成分。如:I will give my teacher a bunch of beautiful flower.(中beautiful就是定语)
 
定语从句是指在一个句子中作定语的句子,定语从句要放在所修饰的词后。如:I have met the doctor who is in the No.1 hospital.连接词:连接代词:who、which、whom、whose、that连接副词:when、where、why

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