文档介绍：雅思写作核心语法知识总结
发表时间:2008年7月24日中国雅思网
A:句子构成成分回顾
(一)句子构成
句子构成的成分共分为九种:主语,谓语,宾语,表语,定语,状语,补语,同位语和插入语。
一、主语:句子的核心主体,通常位于谓语动词之前,表明一个句子是谁或何种情况所发出执行或是承受的。在写作中常做主语的有名词、代词、主语从句、V-ing、To do五种。
putersare now being widely used in almost all fields.
2代词:Weare now living in an information-explosion era.
3主语从句:Whether sports stars should earn a high salaryis still discussed heatedly.
4V-ing:Surfing the offers a new way for people to relax themselves.
5To do:To protect the environmentis everybody’s business.
二、谓语:描述或阐述主语的情况,由动词来充当,常位于主语之后。
1表状态用系动词:As I see it, movie stars’earning a high salaryisunfair and unjustified.
2表动作用及物或不及物动词:The has revolutionizedpeople’s way of life. Tastediffers.
3表拥有:人或物时用:have has无生命的东西:there be
Peoplehavedifferent views on this question.
There isno absolute agreement on this question.
4情态动词+动词原形:
In this way, teacherscan never be puters.
三、宾语:及物动词或介词所指向的对象。在写作中常做宾语的有名词、宾语从句、复合结构、V-ing、To do五种。
1名词作宾语:International tourism promotesthe economic development.
2宾语从句作宾语:Some people holdthat air travel should be restricted.
3复合结构:The advanced medical technology has madeit possible for people to live longer than ever possible before.
4 V-ing: Nobody can avoidbeing influencedby media.
5 To do: Some people wantto work for a panywhile others chooseto work for a small one.
四、表语:接在系动词后,补充说明主语的情况又称为主语补足语。在