七年级英语否定句疑问句句型课件

七年级英语专项练习——句型转换-----ZhuZijuan句型分类陈述句肯定句否定句疑问句一般疑问句：用Yes/No回答的问句特殊疑问句一.肯定句变否定句1)Iamastudent.Iamnotastudent.2)Theyareblue.Theyaren’tblue.3)HeisKangkang.Heisn’tKangkang.1.句子中有be(am,is,are)的，有情态动词（can,may,must,will,shall)的，在其后加not。谓语是动词原形，在动词前加don’t。2.1)Ihaveabook.Idon’thaveabook.2)TheylikeChinese.Theydon’tlikeChinese.3)WecomefromChina.Wedon’tcomefromChina.3谓语动词是第三人称单数，在动词前加doesn’t，动词用原形。1)Shehasasmallmouth.Shedoesn’thaveasmallmouth.2)MarialikesChina.Mariadoesn’tlikeChina.3)JanecomesfromtheU.S.A.Janedoesn’tcomefromtheU.S.A.练习：将下列句子变成否定句。1.Iamateacher.Iateacher.2.Wearestudents.Westudents.3.Janeisagirl.Janeagirl.4.TheylikeEnglish.TheylikeChinese5.IcomefromChina.IcomefromChina.6.HelikesChinese.HelikeChinese.7.MariacomesfromCuba.MariacomefromCuba.8.WeknowMaria.WeknowMaria.amnotaren’tisn’tdon’tdon’tdoesn’tdoesn’tdon’t怎样变一般疑问句一.Be动词的一般疑问句:Goon句中有be(amisare)动词,变一般疑问句时，需要把()提前，我(I)变你(you)，我的(my)变你的(your)，我们的(our)变你们的(your)，千万别忘记。Eg.Thisisabook.-------Itisaneraser.--------Heisaboy.----------Theyarebasketballs.------Iamaboy.-----------beIsthisabook?Isitaneraser?Isheaboy?Aretheybasketballs?Areyouaboy?二.肯定句变一般疑问句1.1)Iamastudent.Areyouastudent?2)Theyareblue.Aretheyblue?3)HeisKangkang.IsheKangkang?句子中有be，把be提到句首2.谓语是动词原形，在句首加do。1)Ihaveabook.Doyouhaveabook?2)TheylikeChinese.DotheylikeChinese?3)WecomefromChina.DoyoucomefromChina?3.谓语动词是第三人称单数，在句首加Does，动词用原形。1)Shehasasmallmouth.Doesshehaveasmallmouth?2)MarialikesChina.DoesMarialikeChina?3)JanecomesfromtheU.S.A.DoesJanecomefromtheU.S.A?4)SheknowsMaria.DoessheknowMaria?练习:将下列句子变成一般疑问句。1.Iamateacher.ateacher?2.Theyarestudents.Students?3.Janeisagirl.agirl?4.TheylikeEnglish.theylikeEnglish?5.IcomefromChina.youcomefromChina?6.HelikesChinese.heChinese?7.MariacomesfromCuba.MariafromCuba?8.WespeakChinese.youChinese?AreyouAretheyIsJaneDoDoDoeslikeDoescomeDospeak三.一般疑问句做肯定,否定回答AreyouMaria?肯定回答：Yes,主+助/系.否定回答:No,主+助/系+not.肯定回答：Yes,Iam.否定回答：No,I’mnot.2.问句和答语的助动词保持一致.1)Areyouastudent?肯:Yes,Iam.否：No,I’mnot.2)IsheKangkang?肯：Yes，heis.否：No，heisn’t.3)DotheylikeChinese?肯：Yes,theydo.否：No,theydon’t.4)Doesshehaveasmallmouth?肯：Yes,shedoes.否：No,shedoesn’t.3.问句和答语中的主语保持一致。（必须用主格）1)IsJanefromtheU.S.A?2)DoesKangkangcomefromChina?3)DoJaneandMarialikeChina?4)Isthisaruler?肯:Yes,sheis.否:No，sheisn’t.肯:Yes,hedoes.否:No,hedoesn’t.肯:Yes,theydo.否:No,theydon’t.肯:Yes,itis.否：No，itisn’t.5)Isthatadesk?6)Arethesebooks?7)Arethosepencils?8)Aretheseerasers?9)Isthatanorange?肯：Yes，itis.否：No，itisn’t.肯：Yes，theyare.否：No，theyaren’t.肯：Yes，theyare.否：No，theyaren’t.肯：Yes,theyare.否：No，theyaren’t.肯：Yes,itis.否：No，itisn’t.练习：给下列句子做肯定回答或否定回答。1.Areyouastudent?Yes,.No,.2.DotheylikeEnglish?Yes,.No,.3.IsJaneagirl?Yes,.No,.4.DoesMarialikeChina?Yes,.No,.IamI’mtheynottheydodon’tsheissheisn’tshedoesshedoesn’t三.将下列句子变为一般疑问句：１.MariaandMeimeihavearoom.____________________________________________2.LiLeihasavolleyball._________________________________________3.MynameisLucy.___________________________________________4.Ihavesomebags.___________________________________________5.That’sanEnglishbook._____________________________________________DoMariaandMeimeihavearoom?DoesLiLeihaveavolleyball?IsyournameLucy?Doyouhaveanybags?IsthatanEnglishbook?6.Therearemanyboysintheplayground.Aretheremanyboysintheplayground?Goodbye!Thankyou!