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1、句型转换,制作 张端祥,DE,答题技巧,福建省福清市龙田初级中学,初三复习系列 句型转换的解题技巧,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
2、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
3、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
4、：,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 do
5、ctor _ _ 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 _ sin
6、g 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 He c
7、an 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) d
8、o 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
9、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)，whe
10、n，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。,dd. 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
11、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,is
12、nt,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.,t
13、oo,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 fo
14、otball.,(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!,
