必修三unit4语法课

1、名词性从句名词性从句 (主语从句）主语从句） 纵观近几年的高考，对名词性从句的考纵观近几年的高考，对名词性从句的考查主要集中在以下题型：查主要集中在以下题型： 1. 1.完形填空完形填空 2. 2.语法填空语法填空 3. 3.短文改错短文改错 4. 4.写作运用（高级句型）写作运用（高级句型）高考命题规律高考命题规律 （2014 广东卷）广东卷） 语法填空语法填空 I didnt understand 20 this would happen. ( why)从英语的句子结构上说，除了修饰名从英语的句子结构上说，除了修饰名词的定语和修饰动词的状语外，在千词的定语和修饰动词的状语外，在千变万化的句

2、子中可归纳为五个基本句变万化的句子中可归纳为五个基本句式，一般地说，某些动词用在某一句式，一般地说，某些动词用在某一句式中，下面把这些句型和常用的动词式中，下面把这些句型和常用的动词进行归类进行归类。.Revision英语五个基本句式英语五个基本句式1. She came/ My head aches.2. She likes English.3. She is happy4. She gave John a book5.She makes her mother angry The teacher found him cheating in the exam.简单句基本句型实例简单句基本句型实

3、例主语主语 谓语谓语主语主语 谓语谓语 宾语宾语主语主语 系动词系动词 表语表语主语主语 谓语谓语 间接宾语间接宾语 直接宾语直接宾语主语主语 谓语谓语 宾语宾语 宾语补语宾语补语名词的名词的性性质：质：1. _ is interesting.2. I bought today.3. This is .4. _, _likes the book. 同位语同位语宾语宾语主语主语表语表语The booka book the bookMy friendKatebook; friend; Kate.名词名词：Who will win the match is still unknown. I want

4、 to know what he has told you. The fact is that we have lost the game. The news that we won the game is exciting. 主语从句主语从句宾语从句宾语从句表语从句表语从句 名词性从句名词性从句的作用相当于名词，在句中分的作用相当于名词，在句中分别作主句的主语、表语、宾语和同位语。别作主句的主语、表语、宾语和同位语。同位语从句同位语从句 名词性从句名词性从句类型类型Noun clauses 主语从句主语从句subject clause 宾语从句宾语从句object clause 表语从句表语

5、从句predicative clause 同位语从句同位语从句appositive clause如何区分名词性从句一. 宾语从句的位置1. 谓语动词之后.I worry about whether I hurt her feelings.二.表语从句的位置 系动词之后.三.同位语从句的位置 名词之后，解释说明名词的内容.I have no idea when she will be back.同位语从句与定语从句的区别Do you know the fact that he stole the car? （解释说明）（解释说明）Do you know the fact that they we

6、re talking about? （修饰限定）（修饰限定）试区分：试区分： The news that our team won the game is true. The news that you have heard isnt true. 1.同位语同位语 2.定语从句定语从句四四.主语从句主语从句一.主语从句的位置.1.句首，谓语动词之前。What we need is your help.Whoever break the rule will be punished.2.句末，前有it 做形式主语。It is obvious that I am happy.考点一：考点一：it 作

7、形式主语作形式主语 为了避免主语冗长免主语冗长,句子头重脚轻句子头重脚轻,经常用经常用it作作形式主语形式主语,主语从句放在后面作真正的主语主语从句放在后面作真正的主语. 例:That we shall be late is certain.- Its certain that we shall be late.It考点二：考点二： 主语从句的引导词：主语从句的引导词：1.连接词连接词 ：that、if. whether不作成分不作成分无意义无意义2. 连接代词连接代词 ：who、 whom 、whose、 what、 which 、 whoever、 whichever、whatever、w

8、homever3. 连接副词：连接副词： when、 where、why、how“是是否否”if不不用句首用句首作状语作状语 有意义有意义作成分作成分(主，宾，表，主，宾，表，定）定） 有意义有意义1. That they are badly in need of help is quite clear.2. Whether it is true remains a problem.3. What the teacher said today was quite right. 4. Whoever makes mistakes must correct them.5. Where we liv

9、e doesnt matter.6. How the pyramids were built was still a mystery.连接作用是否宾语主语状语状语做题三步曲：做题三步曲： 步骤一：步骤一：首先分清主句和从句。首先分清主句和从句。步骤二：步骤二：分析从句缺何种成分。分析从句缺何种成分。步骤三：步骤三：根据分析，选择恰当的连接根据分析，选择恰当的连接词词突破方法突破方法 Note: 连接词：连接词： that 与与 what 的区别的区别What he said makes me happy.That a new teacher will come is true .that 只起

10、连接作用，无意义，在从句中只起连接作用，无意义，在从句中不充当不充当任任 何成分。何成分。 what 既既起起连接作用连接作用, 又在从句中作又在从句中作 主语主语, 宾语宾语, 表表 语。语。请你归纳请你归纳主语从句作主语，谓语一般用主语从句作主语，谓语一般用。Chcek points1._ he made an important speech at the meeting was true. A. That B. Why C. What D. How 2. _well go camping tomorrow depends on the weather . A If B Whether C That D Where 3