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英语句型转换方法及练习一、肯定句改否定句的方法——一步法1.有be动词/情态动词：在be动词/情态动词后后加not。2.无be动词/情态动词，在动词前加don’t/doesn’t/didn’t。3.肯定句中的some改成any。4.Be动词am,is,are.情态动词：can，will，should，must，may。练习~~~把下列句子变成否定句：1.Iamlisteningtomusic._______________________________________2.Mikeisastudent._______________________________________3.Sarahcancleantheclassroom._______________________________________4.Theyareinthezoo._______________________________________5.Therearesomeflowersinthevase._______________________________________6.Thisismysister._______________________________________7.Wearesweepingthefloor.___________________________8.Weneedsomemasks._________________________________9.Theylikemakingthepuppet._________________________________10.SuHaiandSuYangliveinanewhouse.______________________________________________11.Iputabookonmyhead._________________________________________________12.Theysing“Intheclassroom”together._______________________________________________13.WeplaybasketballonSundays._________________________________________________14.Tomlikeslisteningtomusic.____________________________________________15.WegotoschoolonSunday._________________________________________________16.Hisfatherworkshard._________________________________________________17.AlicewillgototheSummerPalace.____________________________________________18.Youshouldstudyhardforyourself.__________________________________________二、肯定句改一般疑问句的方法——三步法1.有be动词/情态动词：be动词/情态动词提到句首，其余照抄，(some改any，my改your）句末用问号。2.无be动词/情态动词，在句首加Do/Does/Did，其余照抄，(some改any，my改your）句末用问号。3.加does、did的句子注意，句子动词要变成原型。例如：陈述句:Theyareinthepark.Hecanplaytheguitar..一般疑问句:Aretheyinthepark?Canheplaytheguitar?陈述句:Iliketheducks.Helikesthedogs.一般疑问句：Doyouliketheducks?Doeshelikethedogs?把下列句子变成一般疑问句1.Iamlisteningtomusic.______________________________________2.Mikeisastudent._______________________________________3.Sarahcancleantheclassroom.________________________________________4.Theyareinthezoo.________________________________________5.Therearesomeflowersinthevase.___________________________________6.Thisismysister._________________________________________7.Wearesweepingthefloor.__________________________________________8.Weneedsomemasks._________________________________9.Theylikemakingthepuppet._________________________________10.SuHaiandSuYangliveinanewhouse.______________________________________11.Iputabookonmyhead._________________________________________________12.Theysing“Intheclassroom”together.______________________________________13.WeplaybasketballonSundays.______________________________________________14.Tomlikeslisteningtomusic._______________________________________三、肯定句改特殊疑问句的方法——四步法关于特殊疑问词问人（谁）who地点（何地）where时间（何时）when、whattime东西/职业/事物(什么)what方式方法程序身体（怎样）how原因why哪一个which年龄howold..怎么样（提建议）Howabout多少钱Howmuch谁的whose(book,pen…)问星期whatday问日期whatdate问数量多少(可数名词)Howmany（people…）问数量（不可数名词）Howmuch（water…）颜色whatcolor班级whatclass年级whatgrade1、在一般疑问句的基础上，句首添加一个疑问词即可，可根据划线部分确定是什么疑问词。2、接着找be动词或can，shall，will等放在疑问词后面，若没有则请助动词do/does/did帮忙，写在疑问词后面，howmany除外，必须先写物品，再写be动词等。3、划线部分去掉后剩下的内容照抄，（some改成any，my改成your等）4、句点改成问号。练一练1、A:_______istheboyinblue?B:He’sMike.2、A:_______penisit?B:It’smine.3、A:_______isthediary?B:It’sunderthechair.4、A:_______istheChristmasDay?B:It’sonthe25thofDecember.5、A:_______aretheearphones?B:Theyare25Yuan.6、A:_______isthecup?B:It’sblue.7、A:_______isittoday?B:It’sSunday.8、A:_______wasityesterday?B:Itwasthe13thofOctober.9、A:_______thisredone?B:It’sbeautiful.10.A:_______isyourcousin?B:He’s15yearsold.11、A:_______doyouhavedinner?B:At6o’clock.综合练习：1.Thechildrenhaveagoodtimeinthepark.否定句：__________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________2.Thereareaboutninehundredpeopleattheconcert.(音乐会)否定句：__________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________3.Thereisonlyoneproblem.否定句：__________________________________________一般疑问句：________________________________________肯定/否定回答：____________________________________4.Anndoesherhomeworkeveryevening.否定句：__________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________5.IreadanEnglishbookeveryday.否定句：__________________________________________一般疑问句：________________________________________肯定/否定回答：____________________________________对划线部分提问：____________________________________6.Mybrotherisintheparknow.否定句：__________________________________________一般疑问句：________________________________________肯定/否定回答：____________________________________对划线部分提问：____________________________________7.Shehassomebreadforlunchtoday.否定句：__________________________________________一般疑问句：________________________________________肯定/否定回答：____________________________________对划线部分提问：____________________________________8.TheyreadEnglisheveryday.否定句：__________________________________________一般疑问句：________________________________________肯定/否定回答：____________________________________对划线部分提问：_________