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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,肯定句、否定句和一般疑问句,Have a look,I am a teacher.,I like apples.,I am,not,a teacher.I,dont,like apples.,Is this your handbag?,Y,es,it is.,No,it,is not.,Do you like apples?,Yes,I do.,No,I do not.,Conclusion,陈述句：,用于说明一个事实或表达说话人的看法或观点的句子。,陈述句,分为,肯定句,和,否定句,。,肯定句,表示肯定的意义；,I am a teacher.I like apples.,否定句,表示否定意义，句中有否定词,not,never,等，表示“不”的意思。,I am not a teacher.I dont like apples.,肯定句和否定句之间的转换,1.,如果肯定句中有,be,动词,（,am,is,are,was,were,）、助动词,have,、has,或,情态动词,（,can,could,must,will,等）直接,not,即可得到相应的否定句。,Exercise,My father is a taxi driver.,My father,is not,(,isnt,),a taxi driver.,He can play football very well.,He,can not,(cant),play football very well.,Mary will come to China next week.,Mary,will not,(wont),come to China next week.,I have finished my homework.,I,have not,(,haven,t,),finished my homework.,2.,如果句子含有,实义动词,则需要借助助动词,do,does,或,did,not,动词原形,。,注意：,do,does,did,后面必须使用动词原形。,肯定句和否定句之间的转换,Ex,ercise,I like listening to pop music.,I,dont,(,do not,)like listening to pop music.,He goes to work every morning.,He,doesnt,(,dose not,)go to work every morning.,Linda drove to school last night.,Linda,didnt,(,did not,),drive to school last night.,首页,上页,下页,一般疑问句：,可以直接用,yes,或,no,来回答的疑问句，这种疑问句,句末多用升调,。,Is this your handbag?,Yes,it is.No,it is not.,Do you like apples?,Yes,I do.No,I do not.,一般疑问句的,结构,：,be,动词,/,助动词,/,情态动词,+,主语,+,谓语,/,表语,+,其他？,Yes,主语,+be,动词,/,助动词,/,情态动词,No,主语,+be,动词,/,助动词,/,情态动词,+not,肯定句和一般疑问句之间的转换,My father,is,a taxi driver.,I,s,your father a taxi driver?,There,are,some apples on the table.,Are,there any apples on the table?,As a British,he,can,play Chinese chess very well.,As a British,can,he play Chinese chess very well?,Mary,will,come to China next week.,Will,Mary come to China next week?,2.,如果句子中的谓语动词为,实义动词,，则需要,借助助动词,do,does,或,did,，将它们放在句首，并将句中,实义动词变为原形,。,I like listening to pop music.,Do you,like,listening to pop music?,He goes to work every morning.,Does he,go,to work every morning?,Linda drove to school last night.,Did Linda,drive,to school last night?,注意：,do,does,did,后面必须使用动词原形。,Ex,ercise,找到了,没找到,加,do does,第二步：,提,提,句首（大写）,“,句号,”,改,“,问号,”,如果有,第一、第二,人称，,则,互改。,第三步：,改,其他照抄,一字不漏,第四步：,抄,第一步：,找,找,be,动词、,have、has、,情态动词,如何改一般疑问句？,上页,下页,首页,基本概念,肯定句和否定句之间的转换,肯定句和一般疑问句之间的转换,练习,肯定句、,否定句,和一般疑问句,将下列句子变为否定句,1.The dog is bigger than the cat.,The dog _ _ bigger than the cat.,答案：,The dog,is,not,bigger than the cat.,2.My English teacher speaks English very fast.,My English teacher _ _ English very fast.,答案：,My English teacher,doesnt,speak,English very fast.,3.He can eat three hamburgers at a time.,He _ _ eat three hamburgers at a time.,答案：,He can,not,eat,three hamburgers at a time.,Just do it,上页,下页,首页,4.Susie found some money on her way to school.,Susie _ _ _ money on her way to school.,答案：,Susie,didnt,find,any,some money on her way to school.,5.My father is very hard-working.,My father _ very hard-working.,答案：,My father,isnt,very hard-working.,上页,下页,首页,6.Grandpa tells stories to us every evening.,_.,答案：,Grandpa doesnt tell stories to us every evening.,7.They were talking loudly at 10:00 p.m.yesterday.,_.,答案：,They were not talking loudly at 10:00 p.m.yesterday,8.I can do my homework fast._.,答案：,I can not do my homework fast.,9.He ate too much at the party._.,答案：,He didnt eat too much at the party.,上页,下页,首页,10.He doesnt live in London with his uncle.,_.,11.There is some water in the cup.,_.,12.I read books every day.,_.,13.Peter goes to the zoo once a year.,_.,14.There will be a meeting next morning.,_.,15.He is going to be a teacher in the future.,_.,首页,上页,下页,将下列句子变成一般疑问句,1.He took many photos in front of the Summer Palace.,_ he _ many photos in front of the Summer Palace?,答案：,Did,he,take,many photos in front of the Summer Palace?,2.The Earth moves around the Sun.,_the Earth _around the Sun?,答案：,Does,the Earth,move,around the Sun?,上页,下页,首页,3.There are many supermarkets in the city.,_ _ _supermarkets in the city?,答案：,Are,there,many,supermarkets in the city?,4.We must send him to the hospital at once.,_we _him to the hospital at once?,答案：,Must,we,send,him to the hospital at once?,5.Tom usually gets up at 11:00 a.m.on Sundays.,_,答案：,Does Tom usually get up at 11:00 a.m.on Sundays?,6.I wrote a letter to my uncle the day before yesterday.,_,答案：,Did you write a letter to my uncle the day before yesterday?,上页,下页,首页,Thank you!,Thats all!,
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