初中英语句型转换答题技巧课件.ppt

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1、现在学习的是第1页，共16页句型变化很简单，句型变化很简单，先把句中动词看。先把句中动词看。be may must will can,be may must will can,否定句否定句notnot加后边。加后边。没有现成怎么办没有现成怎么办?do does did do does did 来相伴。来相伴。一二人称要转变，一二人称要转变，三单过去要还原三单过去要还原。现在学习的是第2页，共16页 一.直接在动词后加直接在动词后加notnot。1.be 1.be 动词：动词：am,is,are,was,were am,is,are,was,were 后加后加not.not.E.g.I E.g.

2、I amam a teacher.a teacher.I I am not am not a teacher.a teacher.We We areare students.students.We We are not are not students.students.She She waswas at home yesterday.at home yesterday.She She was not was not at home yesterday.at home yesterday.现在学习的是第3页，共16页 2.2.情态动词：情态动词：can,may,could,should,wil

3、l,would,can,may,could,should,will,would,might might 后加后加notnot.E.g.He E.g.He cancan sing.sing.He He cantcant sing.sing.You You shouldshould work hard.work hard.You You shouldntshouldnt work hard.work hard.3.3.助动词：助动词：have,has,had(have,has,had(完成时中完成时中)后加后加notnot.E.g.He E.g.He hashas been here for fi

4、ve years.been here for five years.He He has not has not been here for five years.been here for five years.现在学习的是第4页，共16页二二.在动词前加在动词前加dontdont,doesnt,didnt,doesnt,didnt。1.1.当句子的时态为一般现在时，主语为第三当句子的时态为一般现在时，主语为第三 人称人称单数时，动词前加单数时，动词前加doesntdoesnt，再还原为动词原形，再还原为动词原形.其他人称加其他人称加dontdont.e.g.Tom e.g.Tom exerc

5、isesexercises every day.every day.Tom Tom doesnt exercise doesnt exercise every day.every day.I I lovelove playing football.playing football.I I dont love dont love playing football.playing football.现在学习的是第5页，共16页 2.2.当句子的时态为一般过去时，变否定句时动词前当句子的时态为一般过去时，变否定句时动词前加加didntdidnt，再还原，再还原.e.g.Mike e.g.Mike d

6、rewdrew a picture on the blackboard.Mike a picture on the blackboard.Mike didnt didnt draw draw a picture on the blackboard.a picture on the blackboard.I I visitedvisited the Great Wall last year.the Great Wall last year.I I didnt visit didnt visit the Great Wall last year.the Great Wall last year.现

7、在学习的是第6页，共16页 三三.肯定句是祈使句，直接加肯定句是祈使句，直接加dontdont,切忌在切忌在 do do 后直接加后直接加notnot。e.g.e.g.OpenOpen the book,please.the book,please.Dont open Dont open the book,please.the book,please.现在学习的是第7页，共16页 一般疑问句并不难，一般疑问句并不难，助情动词放句前。助情动词放句前。两种回答回答两种回答回答yes no,yes no,句首动词人后面。句首动词人后面。没有现成怎么办？没有现成怎么办？Do does did Do d

8、oes did 来相伴。来相伴。三单过去要还原，三单过去要还原，问号结尾在后面问号结尾在后面。现在学习的是第8页，共16页 一.直接把动词提前：直接把动词提前：1.1.be be 动词：动词：am,is,are,was,weream,is,are,was,were放到句首放到句首.E.g.They They areare students.students.AreAre they students they students？She She waswas at home yesterday.at home yesterday.WasWas she at home yesterday?she a

9、t home yesterday?现在学习的是第9页，共16页 2.2.情态动词：情态动词：can,may,could,should,will,can,may,could,should,will,would,mightwould,might 放到句首放到句首.E.g.He E.g.He cancan sing.sing.CanCan he sing?he sing?They They willwill visit the museum next week.visit the museum next week.WillWill they visit the museum next week?th

10、ey visit the museum next week?3.3.助动词：助动词：have,has,hadhave,has,had(完成时中完成时中)放到句首放到句首.E.g.He E.g.He hashas been here for five years.been here for five years.HasHas he been here for five years?he been here for five years?现在学习的是第10页，共16页 二二.在主语前加在主语前加 do,does,diddo,does,did。1.1.当句子的时态为当句子的时态为一般现在时一般现在时

11、，主语为第，主语为第三三人人称称单单数时，主语前加数时，主语前加doesdoes，再还原为动词原形，再还原为动词原形.其他人称加其他人称加do do.e.g.Tom e.g.Tom exercisesexercises every day.every day.DoesDoes Tom Tom exerciseexercise every day?every day?I I lovelove playing football.playing football.DoDo you you lovelove playing football playing football?现在学习的是第11页，共1

12、6页 2.2.当句子的时态为当句子的时态为一般过去时一般过去时，变一般疑问句，变一般疑问句时时主语主语前前加加diddid，再还原，再还原.e.g.Mike e.g.Mike drewdrew a picture on the blackboard.a picture on the blackboard.DidDid Mike Mike drawdraw a picture on the blackboard a picture on the blackboard？I I visitedvisited the Great Wall last year.the Great Wall last y

13、ear.DidDid you you visitvisit the Great Wall last year?the Great Wall last year?现在学习的是第12页，共16页一一.将下列句子改为否定句和一般疑问句。将下列句子改为否定句和一般疑问句。1.He is a good teacher.1.He is a good teacher.He _ _a good teacher.(He _ _a good teacher.(否定句否定句)_ _ a good teacher?(_ _ a good teacher?(一般疑问句一般疑问句)2.She has already fi

14、nished her homework now.2.She has already finished her homework now.She She _ _ finished her homework_.(_ _ finished her homework_.(否否)_she finished her homework_?_she finished her homework_?（疑）（疑）.小小 试试 牛牛 刀刀现在学习的是第13页，共16页 3.It will rain tomorrow.3.It will rain tomorrow.It _ _rain tomorrow.It _ _r

15、ain tomorrow.（否定句）（否定句）_ _ rain tomorrow?_ _ rain tomorrow?（一般疑问句）（一般疑问句）4.I like apples.4.I like apples.I _ _apples.I _ _apples.（否定句）（否定句）_ _like apples?_ _like apples?（一般疑问句）（一般疑问句）5.My father watches TV every evening.5.My father watches TV every evening.My father _ _ TV every evening.My father _

16、_ TV every evening._ your father _TV every evening?(_ your father _TV every evening?(疑疑)现在学习的是第14页，共16页 6.Ann went to London last week.6.Ann went to London last week.Ann _ _to London last week.Ann _ _to London last week.（否定）（否定）_ Ann _to London last week?(_ Ann _to London last week?(一般疑问一般疑问)7.Sit d

17、own,please.7.Sit down,please._ sit down,please._ sit down,please.（否定句）（否定句）8.Li Mings father can drive the car.8.Li Mings father can drive the car.Li Mings father _ _drive the car.Li Mings father _ _drive the car.（否定）（否定）_ Li Mings father drive the car?(_ Li Mings father drive the car?(一般疑问一般疑问)现在学习的是第15页，共16页感谢大家观看感谢大家观看2022-9-5现在学习的是第16页，共16页