初中英语句型转换课件.ppt

书山有路勤为径学海无涯苦作舟,Fuqing Longtian Junior Middle School,Fuqing Longtian Junior Middle School,Fuqing Longtian Junior Middle School,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,The little girl was so tired that she couldnt go farther.,The,little girl was _ tired _ go farther.,（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,tooto,句型。,根据我们所学过的同义词组，,look after sb well,相当于,take good care of sb.,例2,It took him two hours to do these exercises yesterday.,He _ two hours _ these exercises yesterday.,该句的句型是,It takes sb sometime to do sth.,英语表达该意思的还有,spendon,句型。,例3,I must look after my sister well at home.,I must _ _ _ _ my sister at home.,很明显，这是两个简单句之间的转换，可用,not strong enough,来填空。,例4,They were tired,so they had a rest.,They had a rest _ they were tired.,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,He was too weak to carry the heavy box.,He was _ _ _ to carry the heavy box.,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。其中许多属于常用句型。可归纳如下：,2要熟悉常用句型的转换规律。,例3,We can fly to the moon one day.,_ _ fly to the moon one day?,(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,He was so clever.,_ _ so clever?,例2,John felt happy at that time.,_ John _ happy at that time?,Was,he,Did,feel,Can,you,例3,The doctor could help that people.,The doctor _ _ that people.,b.,变为否定句时，系动词、助动词或情态动词后加,not。,例1,The twins were happy to see their uncle.,The twins _ _ to see their uncle.,例2,Mr.Smith works hard every day.,Mr.Smith _ _ hard every day.,werent,happy,doesnt,work,couldnt,help,例2,I could dance and sing when I was five years old.,I _ dance _ sing when I was five years old.,如果肯定句中含有,some，and，a lot oflots of，already，tooalso,bothand,everythingeveryoneeverybody,always,等词(组)，要变为,any，or，muchmany，yet，either,neithernor,nothingnobody,never。,c.,注意例1,They had lots of friends in China.,They _ have _ friends in China.,didnt,many,couldnt,or,例,H,e can make a model plane,I think.,(,否定句),I _ think he _ make a model plane.,例1,Mother told me to go to bed early last night.,Mother told me _ _ go to bed early last night.,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。,dont,can,not,to,另外，还有,ask sb(not)to do sth,，,Will you please(not)do sth,，,had better(not)do sth,，,try(not)to do sth,decide(not)to do sth,等。,例2,Lets play basketball on the playground this afternoon.,Lets _ _ basketball on the playground.,not,play,例2,The man,in the car,is my fathers friend. _ is _ fathers friend?,(2),对划线部分提问,对划线部分提问是根据划线的内容提出一个特殊疑问句。即特殊疑问词+一般疑问句构成。,a.,如划线部分是定语，它所修饰的词要跟随特殊疑问词移至句前。,例1,This is,Kates,hat.,_ _ is this?,Whose,hat,Which,man,your,例2,Ann,flew to Beijing,last year.,What _ Ann _ last year?,b.,划线部分如是谓语动词，应该用,do,的形式来取代。,例1,They,are looking for the boy,in the city.,_ are they _ in the city?,What,doing,did,do,c.,常见疑问词,(,组,),：,what,，,what+,名词,(,如,what colour,，,what grade,等,),，,when,，,why,，,where,，,who(whom),，,which,，,whose,，,how,，,how+,形容词,副词,(,如,how long,，,how far,，,how often,，,how soon,等,),。要注意以上各种疑问词,(,组,),的用法。,d.,注意一些特殊词，如,little,、,few,、,no,、,nothing,、,never,等出现时，前半句表示否定的概念，后半句应用肯定形式。,(3),改为反意疑问句,反意疑问句的前半句为陈述句，后半句为简短的一般疑问句，在改写当中，要注意：,a.,前肯后否，前否后肯；,b.,人称、时态和数要保持一致；,c.,各种祈使句，反意疑问句的后半句都用,will you，,但,Lets,句用,shall we；,例,4,Dont tell him the bad news,_ _?,例1,Class 3 were the winners in the race,_ _?,例2,The man couldnt climb up the tree,_ _?,例3,There is little water in the bottle,_ _?,werent,they,could,he,is,there,will,you,另外，注意以下句子：,I am a student,_ _?,What a kind girl,_ _?,How fast the boy runs,_ _?,arent,I,isnt,she,doesnt,he,例3,I dont know what I can do.,I dont know _ _ do.,(4),复合句变为简单句,由复合句变为简单句时，一般都是将复合句中的从句改为不定式形式，或是介词短语的形式。比如,sothat,可以改写成,tooto,结构的简单句，但应注意,to,后面必须直接跟行为动词的原形。,例1,He was so young that he cant read.,He was _ _ _ read.,例2,We cant live if there is no air or water.,We cant live _ air or water.,too,young,to,without,what,to,例2,Li Lei is the tallest in his class.,Li Lei is _ than _ _ student in his class.,(5),特定词组、句型的特殊用法,例1,Whats the matter,Granny?,_ _ with you,Granny?,Whats,wrong,taller,any,other,例3,You cant take both the basketball and the football.,You can take _ the basketball _ the football.,(6),同义句转换,例1,Li Ping does well in English.,Li Ping _ _ _ English.,例2,I can mend the bike.Li Lei can,too.,I can mend the bike,and _,Li Lei.,is,good,at,so,can,either,or,例2,His brother wont do the shopping tomorrow.(,改为一般现在时),His brother _ _ the shopping on Sundays.,(7),时态转换,例1,We are going to help the farmers on the farm tomorrow.(,用,now,改写),We _ _ the farmers on the farm _.,are,helping,now,doesnt,do,例3,The flowers are beautiful.,_ _ _ they are!,_ _ _ flowers are!,（8）改为感叹句,例1,The twins study Chinese very hard.,_ _ the twins study Chinese!,例2,The weather was rather bad yesterday.,_ _ _ it was yesterday!,How,hard,What,bad,weather,What,beautiful,flowers,How,beautiful,the,3反复推敲，确保无误。改变后要看看意思是否与要求相符，有没有语法和习惯用法方面的错误。,（二）做句型转换时应注意的几个问题,首先应看清题意，分析句子结构，再按句子要求变换句型。,1注意时态；,2句子的成分不变。原句的句子在改变句型时仍不可缺少，否则句子不完整，但有一个例外，在陈述句改为感叹句时，要增加句子成分，感叹词,what,和,how,分别为按句子的要求而增加的定语或状语，句子其他成分不变；,练习题（略）,Thank you for your coming！,Goodbye!,