表语从句与同位语从句-高考英语一轮复习.pptx

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1、Predicative Clause and Appositive Clause 010203CONTENTS目录predicative clause appositive clause practice 表语从句Predicative ClauseP A R T.0 1用法一：用法一：表语从句在句中作表语,位于主句中的系动词之后例句：（1）The question is who can complete the difficult task.主语系动词表语从句问题是谁能完成这项艰巨的任务。用法二：用法二：表语从句可用whether引导,也可用as if/though引导,但不能用 if 引导

2、例句：（1）He looked as if he was going to impress everything in the room into his mind.他看上去是要把屋里的一切都印入脑海。（2）His first question was whether Tom had arrived yet.他的第一个问题是汤姆是否已经到了。用法三：用法三：当主句的主语是 reason 时，表语从句的引导词要用that,不能用 because区分以下句式：Thats why+结果;Thats because+原因;The reason why/for.is/was that.理理 解解 练练

3、习习（1）He is careless and irresponsible.That was（）he lost his job.（2）He lost his job.（）was（）he is careless and irresponsible.（3）The reason（）he lost his job was（）he was careless and irresponsible.他既粗心又不负责任，这就是他失去工作的原因。他失去了工作,这是因为他既粗心又不负责任。他失去工作的原因是他既粗心又不负责任。why,because,why.because.,why.that.,that.becau

4、se.,that.why.why why.because.that.because.PracticePracticeIts raining.Thats()he stayed at home.A.because B.what C.why D.reasonCHis question is()Mary has arrived.A.if B.that C.whether D.whatCJudy looked()her was shocked.A.though B.that C.through D.as ifD同位语从句Appositive ClauseP A R T.0 2l下列名词后面可接同位语从句

5、；hope(希望)idea(想法)problem(问题)doubt(怀疑)promise(诺言)fact(事实)thought(想法)suggestion(提议)evidence(迹象,证据)decision(决定,决心)news(消息)belief(信仰)question(问题)rumor(流言)conviction（确信)message(消息)concept(观念)conclusion(结论)agreement(同意,协议)assumption(假定，设想)例例 句句 理理 解解The news that someone was killed yesterday shocked every

6、oneThe problem that he doesnt konw my telephone number should be considered.I have no idea whether he will go back toninght.His suggestion that we should set up advance is proved to be useful so much.Try to make predicative clauses with other words in the tableTry to make predicative clauses with ot

7、her words in the tableTry to make predicative clauses with other words in the tableTry to make predicative clauses with other words in the table.l引导同位语从句的词；通常有连词 that,whether,连接副词how,when,where,why等。that引导同位语从句时通常不可省略;if和which不能引导同位语从句。例句：（1）The news that I have passed the exam is true.我通过考试的消息是真的。(

8、that不可省略)（2）I have no idea why she smiles.我不知道她为什么笑。（3）I have no idea when he will leave.我不知道他什么时候会离开。（4）We are not looking into the question whether he is worth trusting.我们不是在调查“他是否值得信赖”这个问题。(whether不可换成if)（5）I made a promise that if anyone set me free I would make him very rich.我曾许诺,如果谁我自由,我就让他非常富

9、有。l有时同位语从句可以不紧跟在它所说明的名词后,而被别的词语隔开；例句：(1)The thought came to her that maybe she had left the door open when she left home.她突然起她可能在离开家时没把门关上。(2)Word came that he had been abroad.据说他已经出国了ldoubt 在否定句中带同位语从句时的引导词通常是that;在肯定句中则一般用 whether；例句：（1）There is some doubt whether he will come on time.人们怀疑他是否会准时来。

10、（2）I have no doubt that he will finish it on time.我绝对相信他会按时完成任务的。PracticePracticeThere is no doubt()the company has made a wrong decision.A.why B.that C.whether D.whenBWord came()he had left to England.There is some doubt（）he can pass the exam.A.why B.that C.if D.whetherDA.that B.when C.if D.whatAThank you for yuor listening！