内容正文:
要复习好三大从句,前提是要了解句子的种类,为复习好三大从句(名词从句、状语从句和短语从句)打下基础。
句子的分类
按用途分
陈述句
肯定句We love our motherland.
否定句They don’t go to work on Sundays.
疑问句
一般疑问句①Are you a worker? ②Haven’t you seen the film?
特殊疑问句①Who is the man? ②When do you watch TV?
选择疑问句Do you want tea or coffee?
反意疑问句①They are going to the airport, aren’t they?
②You haven’t finished your homework, have you?
祈使句
肯定句Make sure to get there at eight.
否定句Don’t worry. I’ll help you out.
感叹句
what+名词What great changes we have had these years!
how+形容词或副词How hard they are working!
how+句子How time flies! 时间过得真快!
How+adj.+a(an)+n.=What a(an)+adj.+n
How nice a boy (he is)!=What a nice boy (he is)!
按结构分
简单句
主+谓They disappeared.
主+谓+宾He likes swimming.
主+谓+间宾+直接宾语They sent us a telegram.
主+谓+宾+宾补They named the boy Jack.
主+系+表①She is a university student. ②He has become a pilot.
并列句
常用的并列连词
表并列关系and, not only…but also, neither…nor, both…and, not…but
表转折关系but, while(而,尽管), nevertheless(然而,不过)等
表选择关系or, otherwise, or else, either…or等
表因果关系for, so, thus, therefore等
注意:并列连词与从属连词的区别(从属连词引导的是状语从句)
He was very tired but he still worked on(并列句)= Although he was very tired, he still worked on.(复合句)
复合句
含有名词从句、定语从句或状语从句的句子
基本用法
用一个句子来充当主语、宾语、表语、同位语(相当于名词的功能),这种句子被称为名词性从句。名词性从句分为主语从句、宾语从句、表语从句和同位语从句四大类。名词性从句需要由不同的关联词来引导与主句相连。
连接词
主语从句
宾语从句
表语从句
同位语从句
在从句中作动宾
在从句中作介宾
从属连词that
不能省略
一般可以省略
不能省略
不能省略
不能省略
从属连词whether/if
放于句首
用whether
均可使用
但有区别
只能用
whether
只能用
whether
只能用
whether
连接代词:what, who, which, whose, whatever, whoever, whomever, whichever从句要用陈述句语序
连接副词:where, when, why, how, wherever, whenever从句要用陈述句语序
①—I lost my cell phone yesterday. Can you tell me _______ buy one like yours?
—Well, there is a department store just around the corner.
A. where can I
B. what can I
C. where I can
D. when I can
②_______ get such a book?
A. Where do you think can I
B. Do you think where can I
C. Do you think when I can
D. Where do you think I can
引