初中英语句型转换课件

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1、句型转换DE答题技巧句型转换是句子类别的转换。该题的目的在于检测学生运用各种句型的表达能力。要求学生对所学的句子结构和词形的变化做到概念清楚，运用准确。[例1]Thelittlegirlwassotiredthatshecouldn’tgofarther.Thelittlegirlwas______tired______gofarther.（一）句型转换的解题应试技巧1．必须弄清原句的句型和意思以及判别改写后的句子是什么句型。通过分析，我们不难发现，该题是由复合句转换为简单句，可用too…to句型。根据我们所学过的同义词组，loo

2、kaftersbwell相当于takegoodcareofsb.[例2]Ittookhimtwohourstodotheseexercisesyesterday.He______twohours______theseexercisesyesterday.该句的句型是Ittakessbsometimetodosth.英语表达该意思的还有spend…on句型。[例3]Imustlookaftermysisterwellathome.Imust________________________mysisterathome.很明显，这是两个

3、简单句之间的转换，可用notstrongenough来填空。[例4]Theyweretired,sotheyhadarest.Theyhadarest______theyweretired.该句由并列句转换为复合句，可用because来连接，表示因果关系。[例5]Hewastooweaktocarrytheheavybox.Hewas__________________tocarrytheheavybox.从近年来的考题趋势来看，句型转换从单纯测试语法知识向改变句子结构填空，填词后使句意不变或与要求相符的方向发展。其中许多属于常用

4、句型。可归纳如下：2．要熟悉常用句型的转换规律。[例3]Wecanflytothemoononeday.____________flytothemoononeday?(1)肯定句变为一般疑问句及否定句a.变为一般疑问句时，系动词be、助动词或情态动词置于主语之前。[例1]Hewassoclever.____________soclever?[例2]Johnfelthappyatthattime.______John______happyatthattime?WasheDidfeelCanyou[例3]Thedoctorcouldh

5、elpthatpeople.Thedoctor__________thatpeople.b.变为否定句时，系动词、助动词或情态动词后加not。[例1]Thetwinswerehappytoseetheiruncle.Thetwins____________toseetheiruncle.[例2]Mr.Smithworkshardeveryday.Mr.Smith____________hardeveryday.weren’thappydoesn’tworkcouldn’thelp[例2]Icoulddanceandsingwhen

6、Iwasfive　yearsold.I______dance______singwhenIwas　fiveyearsold.如果肯定句中含有some，and，alotoflotsof，already，tooalso,both…and,everythingeveryoneeverybody,always等词(组)，要变为any，or，muchmany，yet，either,neither…nor,nothingobody,never。c.注意：[例1]TheyhadlotsoffriendsinChina.They__

7、___have______friendsinChina.didn’tmanycouldn’tor[例]Hecanmakeamodelplane,Ithink.(否定句)I______thinkhe______makeamodelplane.[例1]Mothertoldmetogotobedearlylastnight.Mothertoldme____________gotobedearlylastnight.d.否定前移e.一些特殊结构，变否定句时，在动词（词组）后直接加not。don’tcannotto另外，还有asksb(no

8、t)todosth，Willyouplease(not)dosth，hadbetter(not)dosth，try(not)todosth,decide(not)todosth等。[例2]Let’splaybasketballontheplaygr