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1、句型转换是句子类别的转句型转换是句子类别的转换。该题的目的在于检测学生换。该题的目的在于检测学生运用各种句型的表达才干。要运用各种句型的表达才干。要求学生对所学的句子构造和词求学生对所学的句子构造和词形的变化做到概念清楚,运用形的变化做到概念清楚,运用准确。准确。例例1The little girl was so tired that she couldnt go farther.The little girl was _ tired _ go farther. 一一 句型转换的解题应试技巧句型转换的解题应试技巧1必需弄清原句的句型和意思以及判别必需弄清原句的句型和意思以及判别改写后的句子是什
2、么句型。改写后的句子是什么句型。 经过分析,我们不难发现,该题是由复合经过分析,我们不难发现,该题是由复合句转换为简单句,可用句转换为简单句,可用toototooto句型。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. 例例2 It took him two hours to do these exercises yesterday. He _ two hours _ these exercises yesterday. 该句的句型是该句的句型是It takes sb sometime to do sth. 英语表达该意思
3、的还有英语表达该意思的还有spendon句型。句型。例例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。 例例4They 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,可用该句由并列句转换为复合句,可用because来衔接,表示因果关系。来衔接,表示因果关系。例例5He was too weak
4、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动句子转换从单纯测试语法知识向改动句子构造填空,填词后使句意不变或与要构造填空,填词后使句意不变或与要求相符的方向开展。其中许多属于常求相符的方向开展。其中许多属于常用句型。可归纳如下:用句型。可归纳如下:2要熟习常用句型的转换规律。要熟习常用句型的转换规律。例例3We can fly to the moon one day._ _ fly to the moon one day?(1) (1
5、) 一定句变为普通疑问句及否认句一定句变为普通疑问句及否认句a. 变为普通疑问句时,系动词变为普通疑问句时,系动词be、助动词或情、助动词或情态动词置于主语之前。态动词置于主语之前。例例1 He was so clever. _ _ so clever?例例2John felt happy at that time._ John _ happy at that time?WasheDidfeelCanyou例例3 The doctor could help that people. The doctor _ _ that people. b. 变为否认句时,系动词、助动词或情态动词后加not。
6、 例例1 The twins were happy to see their uncle. The twins _ _ to see their uncle. 例例2 Mr. Smith works hard every day. Mr. Smith _ _ hard every day.werent happydoesntworkcouldnt help例2I could dance and sing when I was five years old.I _ dance _ sing when I was five years old. 假设一定句中含有假设一定句中含有some,and,a
7、 lot oflots of,already,tooalso, bothand, everythingeveryoneeverybody, always等词等词(组组),要,要变为变为any,or,muchmany,yet, either, neithernor, nothingnobody, never。c. 留意:留意:例例1They had lots of friends in China.They _ have _ friends in China.didntmanycouldntor例例 He can make a model plane, I think. (否认句否认句) I _
8、 think he _ make a model plane.例例1Mother told me to go to bed early last night. Mother told me _ _ go to bed early last night.d. 否认前移否认前移e. 一些特殊构造,变否认句时,在动词词一些特殊构造,变否认句时,在动词词组后直接加组后直接加not。dontcannotto 另外,还有另外,还有ask sb (not) to do sthask sb (not) to do sth,Will Will you please (not) do sthyou please
9、(not) do sth,had better (not) had better (not) do sthdo sth,try (not) to do sth, decide (not) try (not) to do sth, decide (not) to do sthto do sth等。等。 例例2 Lets play basketball on the playground this afternoon. Lets _ _ basketball on the playground.notplay例2 The man in the car is my fathers friend. _
10、 _ is _ fathers friend? (2) (2) 对划线部分提问对划线部分提问 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。即特殊疑问词殊疑问句。即特殊疑问词+普通疑问句构成。普通疑问句构成。a. 如划线部分是定语,它所修饰的词要如划线部分是定语,它所修饰的词要跟随特殊疑问词移至句前。跟随特殊疑问词移至句前。例例1 This is Kates hat. _ _ is this?WhosehatWhichmanyour例例2 Ann flew to Beijing last year. What _ Ann _ last year? b
11、. 划线部分如是谓语动词,应该用划线部分如是谓语动词,应该用do的方式来取代。的方式来取代。例例1 They are looking for the boy in the city. _ are they _ in the city?Whatdoingdiddo c. c. 常见疑问词常见疑问词( (组组) ):whatwhat,what+what+名词名词( (如如what colourwhat colour,what gradewhat grade等等) ),whenwhen,whywhy,wherewhere,who(whom)who(whom),whichwhich,whosewhos
12、e,howhow,how+how+描画词描画词 副副词词( (如如how longhow long,how farhow far,how how oftenoften,how soonhow soon等等) )。要留意以上各。要留意以上各种疑问词种疑问词( (组组) )的用法。的用法。 dd. 留意一些特殊词,如留意一些特殊词,如little,few,no,nothing,never等出现时,前半句表示否认等出现时,前半句表示否认的概念,后半句运用一定方式。的概念,后半句运用一定方式。(3) 改为反意疑问句 反意疑问句的前半句为陈说句,后半句为简反意疑问句的前半句为陈说句,后半句为简短的普通疑
13、问句,在改写当中,要留意:短的普通疑问句,在改写当中,要留意:a. 前肯后否,前否后肯;前肯后否,前否后肯;b. 人称、时态和数要坚持一致;人称、时态和数要坚持一致;c. 各种祈使句,反意疑问句的后半句都用各种祈使句,反意疑问句的后半句都用will you,但,但Lets句用句用shall we;例例4 Dont tell him the bad news, _ _? 例例1 Class 3 were the winners in the race, _ _?例例2 The man couldnt climb up the tree, _ _?例例3 There is little water
14、 in the bottle, _ _?werent theycouldheistherewillyou另外,留意以下句子: I am a student,_ _?What a kind girl, _ _?How fast the boy runs, _ _? arentIisntshedoesnt he例3I 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,普通都是将复合由复合句变为简单句时,普通都是将复合句中的从句改为不定式方式,或是介词短语的句中的从句改为不定式方式,或是介词短语的方式。比如方式。比
15、如sothat可以改写成可以改写成tooto构造的构造的简单句,但应留意简单句,但应留意to后面必需直接跟行为动词后面必需直接跟行为动词的原形。的原形。例例1 He was so young that he cant read. He was _ _ _ read.例例2 We cant live if there is no air or water. We cant live _ air or water.tooyoungtowithoutwhatto例2 Li Lei is the tallest in his class. Li Lei is _ than _ _ student in
16、 his class. (5) 特定词组、句型的特殊用法例例1 Whats the matter, Granny? _ _ with you, Granny?Whatswrongtalleranyother例3 You cant take both the basketball and the football. You can take _ the basketball _ the football. (6) 同义句转换例例1 Li Ping does well in English. Li Ping _ _ _ English.例例2 I can mend the bike. Li Lei
17、 can, too. I can mend the bike, and _ _ Li Lei.isgoodatsocaneitheror例2 His brother wont do the shopping tomorrow. (改为普通如今时)His brother _ _ the shopping on Sundays. (7) 时态转换例例1 We are going to help the farmers on the farm tomorrow. (用用now改写改写) We _ _ the farmers on the farm _.arehelpingnowdoesnt do 例
18、例3The flowers are beautiful. _ _ _ they are! _ _ _ flowers are! 8 8改为感慨句改为感慨句例例1 The twins study Chinese very hard. _ _ the twins study Chinese!例例2The weather was rather bad yesterday. _ _ _ it was yesterday!HowhardWhatbadweatherWhat beautiful flowersHowbeautiful the3反复琢磨,确保无误。改动后要看看意思能否与要求相符,有没有语法和
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