一般现在时句型转换ppt课件.ppt

一般现在时句型转换,1,一般现在时态,.陈述句（肯定句）.否定句.一般疑问句.特殊疑问句.选择疑问句.反意疑问句,2,一般现在时态的陈述句,Eg:Iamateacher.Youareaworker.She/Heisastudent.We/You/Theyarestudents.,1.Be的用法：I用am，you用are，is用于他(he)、她(she)、它(it)，复数(we,you,they)全部都用are.,练习:1.Paul(be)ateacher.2.I(be)30yearsold3.Herparentsboth(be)teachers.,is,am,are,Be动词,3,1、一般动词，在词尾加s;如：work-works,live-lives,play-plays,sing-sings.eg:ShelivesinNingbo.她住在宁波。2、以/s/z/等音素结尾的动词，词尾加-es，如词尾为e，只加-s.读作/iz/如：teach-teaches,wash-washes.eg:Mymotherwashesthecoat.我母亲洗了大衣。,行为动词do一般现在时第三人称单（he,she,it)的构成规则：,2.行为动词：do和does,4,3.以辅音字母加Y结尾的词，把Y变I在加ES，读作Z,Studyfly,studies,flied,4.以辅音字母+O结尾的词，一般情况是在词尾加ES读作Z,godo,goes,does,5.特殊情况：,havehas,5,II一般现在时的否定式,1.Be动词的否定式:be+not,Iamateacher.YouareaworkerSheisadoctorWearefriends.,ImnotateacherYouarentaworkerSheisntadoctor.Wearentfriends.,isnot=isntarenot=arent,否定句,6,2行为动词主语是I/we/you/they/复数名词，在动词前加dont(donot).主语是he/she/it/单数名词/不可数名词，在动词前加doesnt(doesnot），动词用原形。,IlikeEnglish.Shelikesitverymuch.Wegotoworkbybike.,IdontlikeEnglish.Shedoesntlikeitverymuch.Wedontgotoworkbybike.,否定句,7,Ex1.将下列各句从肯定式改为否定式,ItalktoPeterbecauseIlikehim.KatecomesfromAmerica.KateworkswithPeterIamChinese,andIamastudent.Theyknoweachother.,IdonttalktoPeterbecauseIdontlikehim.,KatedoesntcomefromAmerica.KatedoesntworkwithPeter.,IamnotChinese,andIamnotastudent,Theydontknoweachother.,8,概念：用yes或no来回答的疑问句叫做一般疑问句。一般疑问句句首的第一个词一般读得比较重。,III一般疑问句,Iamateacher.Areyouateacher?Youareaworker.Areyouaworker?Heisastudent.Isheastudent?Wearefriends.Areyoufriends?,1.对于be动词，疑问句要求把be提前，第一人称（I/we）变成第二人称，随之am变成are.,疑问句,9,2.对于实意动词，疑问句要求是：当主语是I/we/you/they/复数名词时，句子前面加Do；当主语是he/she/it/单数名词/不可数名词时，句前加Does，并把动词变成动词原形。第一人(I/we)称换第二人称(you)。,Ioftengothere.Youlikethemusic.Hegoestoworkbybus.Theylikeit.,Doyouoftengothere?Doyoulikethemusic.?Doeshegotoworkbybus?Dotheylikeit?,10,请把下列句子变成否定句和疑问句。,Thesunrisesintheeast.2.Tomgetsupatsixinthemorning.3.TheyliveinShanghai.4.Iamastudent.,Thesundoesntriseintheeast.Doesthesunriseintheeast?,Tomdoesntgetupatsixinthemorning.DoesTomgetupatsixinthemorning?,TheydontliveinShanhai.DotheyliveinShanhai?,Iamnotastudent.Areyouastudent?,11,一般现在时中将肯定句变成否定句或一般疑问句：be动词be+notBe提前？,否定句,一般疑问句,12,行为动词（dodoes）两种判断方法看主语I/we/you/they/复数名词（用do)he/she/it/单数名词/不可数名词(用does动词变原形）看谓语动词谓语是原形（用do)谓语不是原形（用does动词变原形),13,.特殊疑问句,特殊疑问句在考试中涉及的比较多，主要以选择和转换句型为主，首先要掌握一些常用疑问词的意思如：what（什么）,when,whattime（什么时间）,who（谁）,where（在哪里）,why（为什么）,how（怎样）,howmany+可数名词的复数（多少），howlong（多长时间）,howoften（多久一次）等，其次掌握它的语序，即就是特殊疑问词+一般疑问句语序（Who）除外,14,一、疑问词+一般疑问句句序：Whatdoyouwant?Iwantthebooksonyourdesk.,特殊疑问句的语序,二，与陈述句的语序同：（疑问词作主语或修饰主语)Whogivesyouthepresent.Mr.Wanggivesmethepresent.Whatisinthebox?Whosebookisonthedesk?,15,变特殊疑问句分为三步：,一定根据划线部分确定特殊疑问句，并代替划线部分二变将句子变成一般疑问句（前面已讲）三提将特殊疑问词提前,16,Mybookisonthedesk.Isyourbookwhere?Whereisyourbook?Hegetsupatsixinthemorning.Doeshegetupwheninthemorning?Whendoeshegetupinthemorning?,where,when,17,Tomgoestoschooleverydaybyb