1、三大从句名词性从句名词性概述问题一：名词或名词短语可以做什么句子成分？名词性概述答案：主、宾、表、同问题一：名词或名词短语可以做什么句子成分？名词性概述名词从句的功能相当于名词词组，它在复合句中能够担任主语、宾语、表语、同位语，因此根据它在句中不同的功能，名词从句又可称为主语从句，宾语从句，表语从句和同位语从句。名词性从句的写法：连接词陈述句名词性从句that,whether/if,wh-名词性概述Ive learned that English is important.My question is whether he will come to my party.Why dinosaurs
2、 became extinct is still a mystery.We heard the news that our team had won.名词性从句实战例句1：What is harder to establish is whether the productivity revolution that businessmen assume they are presiding over is for real.Establish Vt 证实，确定Preside over sth 负责某事 名词性从句实战例句1：What is harder to establish is wheth
3、er the productivity revolution that businessmen assume they are presiding over is for real.Establish Vt 证实，确定Preside over sth 负责某事 名词性从句实战例句2：To filter out what is unique from what is shared might enable us to understand how complex cultural behavior arose and what guides it in evolutionary or cogni
4、tive terms.filter out 滤掉，过滤出arise 出现evolutionary i:vlu:nri 进化的Cognitive kgntv 认知的名词性从句实战例句2：To filter out what is unique from what is shared might enable us to understand how complex cultural behavior arose and what guides it in evolutionary or cognitive terms.从共有特性中滤出独有特征，这使我们能够理解复杂的文化行为是如何产生的，和在进化
5、和认知方面谁对它进行了引导。定语从句定语从句概念答案：形容词思考一个问题：英语中修饰名词作定语的通常是什么词？句子成分概述定语：用于修饰名词或代词。一个漂亮的女孩。a pretty girl句子成分概述定语：用于修饰名词或代词。一个漂亮的女孩。a pretty girlI know a pretty girl.The girl likes singing.句子成分概述定语：用于修饰名词或代词。一个漂亮的女孩。a pretty girlI know a pretty girl.The girl likes singing.I know a pretty girl who likes singin
6、g.定语从句定语从句就是一个句子放在一个名词后面，做这个名词的后置定语，句子和名词之间由关系词连接。定语从句概念1.先行词（名词；名词性短语；）被定语从句修饰的对象2.关系词(将主句和从句联系起来的词)1）关系代词：who，whom，which，that，whose；（主宾，定语）2）关系副词 :when，where,why.（状语）定语从句核心标志：定语从句详解The boys who are playing football are from Class One.I still remembered the day when I met you.1.定语从句和同位语从句的区别The ide
7、a that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name.hypotheses hapsi:z 假说,假设定语从句的补充1.定语从句和同位语从句的区别The idea that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name.hypot
8、heses hapsi:z 假说,假设定语从句的补充1.定语从句和同位语从句的区别The idea that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name.一些人比另一些人聪明，这一观点一直是人们不敢明确提出来的假设。The love that dare not speak its name.定语从句的补充1.定语从句和同位语从句的区别The fact that half of the known species
9、are thought to inhabit the worlds rain forests does not seem surprising，considering the huge numbers of insects that comprise the bulk of the speciesInhabit nhbt 居住于，栖息于bulk blk 主要部分，大半定语从句的补充1.定语从句和同位语从句的区别The fact that half of the known species are thought to inhabit the worlds rain forests does n
10、ot seem surprising，considering the huge numbers of insects that comprise the bulk of the species定语从句的补充1.定语从句和同位语从句的区别The fact that half of the known species are thought to inhabit the worlds rain forests does not seem surprising，considering the huge numbers of insects that comprise the bulk of the
11、species考虑到组成大部分物种的昆虫的巨大数量，认为半数的已知物种栖息在世界的雨林中这一事实看起来并不令人吃惊。定语从句的补充定语从句的补充定语从句的省略1.关系代词在定语从句中作宾语时可以省略.Here is the man(who/that/whom)youre looking for.This is the pen(which/that)I bought yesterday.定语从句的补充定语从句的省略2.关系代词在定语从句中作主语，且后边紧跟be动词。关系代词跟be动词可以省略。The girl (who is)standing under the tree is my siste
12、r.This is the house(which is)designed by me.定语从句的省略As the roles men and women played in society became more rigidly defined,so did the roles they played in the home定语从句的补充状语从句答：副词答：副词状语从句就是一个句子充当副词的作用，它可以修饰主句中的动词、形容词和副词或整个句子。状语从句的写法：从属连词陈述句状语从句1.主句前As the economy picks up,opportunities will abound f
13、or aspiring leaders.2.主句后Opportunities will abound for aspiring leaders，as the economy picks up.3.主句中Opportunities，as the economy picks up，will abound for aspiring leaders.As the snow is deeper and lasts longer in the valleys,trees tend to attain greater heights on the ridges,even though they are mo
14、re exposed to high-velocity winds and poor,thin soils there.Valleyvli 山谷ridge rd 山脊Velocity vlsti 速率As the snow is deeper and lasts longer in the valleys,trees tend to attain greater heights on the ridges,even though they are more exposed to high-velocity winds and poor,thin soils there.As the snow is deeper and lasts longer in the valleys,trees tend to attain greater heights on the ridges,even though they are more exposed to high-velocity winds and poor,thin soils there.由于在山谷中积雪更深并且持续时间更长，树木往往在山脊上长得更高，即使它们在那里更容易接触到强风并且（生长）在贫瘠的土壤里。
