[雅思写作核心语法知识.docVIP

雅思写作核心语法知识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。1名词：Computersare 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. 4 V-ing: Surfing the Internetoffers a new way for people to relax themselves. 5 To 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 Internethas 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 replacedby computers.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 big companywhile 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。在写作中常做表语的有名词、形容词、V-ing、To do、从句五种。1名词：The environmental problem isa serious problemin modern society.2形容词：Time isfleetingand art islong. 3 V-ing: The argument isconvincing.4 To do: A possible solution isto set down effective laws. 5 从句：One advantage of computers’utilized in education isthat they can enrich the traditional teaching method to a great extent. 五、定语：修饰名词或类似于名词的词。一般翻译为“……..的”，表示事物性质或状态，分为前置或后置。在写作中常做定语的有形容词、名词、V-ing、To do、从句五种。 1形容词：Taking part-time jobs exertsprofoundimpacts on one’s future career development.2名词：Generationgap is now a problem we have to face.名词做定语（名词修饰名词重要原则：第一个名词一般用单数 以下为雅思写作常用名词修饰名词词组）1 Inf