小学英语一般现在时

Thesimplepresenttense一般现在时(专项复习一）一般现在时表示经常发生的、习惯性的动作或存在的状态。与频率副词usually,often,sometimes,always和时间短语inthemorning/afternoon/evening,onSundays,everyday/week/year连用我的功能1.表示经常性、习惯性的动作或状态•Iwashthedisheseveryday.•Yougotoschoolbybussometimes.•Theyusuallyhavelunchat11:30.•Healwaysgetsupearly.2.表示表示客观事实Youare13.Heisastudent.3.表示永恒不变的真理；Themoongoesroundtheearth.always(总是)usually(通常)often(经常)sometimes(有时)hardly(几乎不)rarely（很少）never(从不)everyday(每天)everyyear(每年）allthetime（所有时间）onMonday（在星期一）inJanuary（在某月）一.be动词的一般现在时1.be动词：主语+be+其它如：Iamaboy.我是一个男孩。Heisaboy.他是一个男孩。｛amis(单三）are1）当谓语是be动词时，一般现在时的构成：主语＋be动词＋其他如：Iamastudent.HeisJim’sfather.Iamastudent.Youareanurse.Heisapoliceman.Heisapostman.Itisasnake.Itisalion.Theyareanimals.IamChenJie.Heisapoliceman.Sheisanurse.Itisasnake.Wearegirls.Youareastudent.Youarestudents.Theyarebeautifulgirls.一般现在时（否定句）在一般现在时中，句中有be动词或情态动词（can等）时，否定句在be动词和情态动词后加not。例如一般现在时（否定句）1、Iamateacher.否：Iamnotateacher.2、Heisastudent.否：Heisnotastudent.3、Youareaboy.否：Youarenotaboy.4、Icanswim.否：Icannot（can’t)swim.变否定句Iamagoodboy.Iamnotagoodboy.变否定句Heisastudent.Heisnotastudents.(isn’t)变否定句Theyarestudents.Theyarenotstudents.(aren’t)变否定句ShecanspeakEnglish.ShecannotspeakEnglish.(can’t)IamJack.Weareboys.Youareateacher.HeisJerry.SheisLisa.ItisTom.Theyarebeautifulgirls.notnotnotnotnotnotnot一般现在时（疑问句）句中有be动词或情态动词时，be动词或情态动词can提前，首字母变为大写；some变any;第一人称变成第二人称。例如一般现在时（一般疑问句）Heisastudent.Youareaboy.Isheastudent？Areyouaboy？Icanswim.Theyareteachers.Canyouswim？Aretheyteachers？Iamastudent.Areyouastudent？变一般疑问句Yes,Iam.No,Iamnot.Johnismyfriend.IsJohnyourfriend？变一般疑问句Yes,heis.No,heisn’t.Theyarestudents.Aretheystudents？变一般疑问句Yes,theyare.No,theyaren’t.HeisChengLong.IamChenJie.WeareChinese.Youareastudent.Sheislucy.ItisZoom.Theyarebeautifulgirls.Ishe?Areyou?Areyou?Areyou??Isit?Arethey?Isshe二.实义动词的一般现在时1、什么叫实义动词？实义动词是指表示有具体意思的动词,也叫行为动词。如:like(喜欢）,eat（吃）,live（居住）,have（有）,run（跑）等等。实义动词占英语中动词的绝大多数。1）当谓语是实意动词时，一般现在时的构成：①主语（非第三人称单数）＋动词原形＋其他如：IoftenwatchTVintheevening.AmyandSarahlikeplayingfootball.②主语（第三人称单数）＋动词的第三人称单数形式＋其他如：JohnusuallygoesshoppingonSundays.MikestudiesEnglisheveryday.主语（非第三人称单数）如Ioftengotoschoolonfoot.Youusuallygohomebybus.Wetakeashowereveryday.TheyoftenplaybasketballonSunday.MikeandJohnplayfootballeveryday.Thestudentsdohomeworkeveryday.哪些主语是第三人称单数?一、人称代词he,she,it是第三人称单数。HelikeswatchingTV.他喜欢看电视。Shehaslunchattwelve.她十二点吃午餐。Itlookslikeacat.它看起来像只猫。二、单个人名、地名或称呼作主语；是第三人称单数。①ChenJielookslikehermother.陈洁看起来像她的母亲②BeijingisinChina.北京在中国。③Mymotheroftenmakescakes.王叔叔经常做蛋糕。实义动词第三人称单数的动词形式变化规则：1、一般情况下，直接加s，如：reads,plays,works,makes2、以s,x,ch,sh,o结尾的单词，后加es.如：watcheswashesteachesdoesgoes3、以辅音字母+y结尾的单词,变y为i,再加es,如：flies,studies4、不规则变化如：have-hassit________swim________godo_______make________run________write________see______cry________study_________watch_______wash_______say_______play_______have______take_______sitsswimsgoesdoesmakesrunswritescriesseesstudieswatcheswashessaysplayshastakessits一般现在时（否定句）句中没有be动词或情态动词时，主语为第三人称单数的变否定句在动词前加doesnot(doesn’t),非单三时，变否定句在动词前加donot（don’t)例如一般现在时（否定句）1、Itoschoolbybus.否：Itoschoolbybus.2、Hetoschoolbybus.否：Hetoschoolbybus.godon’tgogoesdoesn’tgo变否定句IstudyEnglisheveryday.IstudyEnglisheveryday.don’t变否定句ShespeaksChinesewell.SheChinesewell.doesn’tspeaksessHeoftengotoschoolonfoot.Youusuallygohomebybus.Wetakeashowereveryday.TheyoftenplaybasketballonSunday.Mikeplayfootballeveryday.Thestudentsdohomeworkeveryday.Theytakeashowereveryday.don’tdoesn’tdon’tdon’tdon’tdoesn’tdon’t一般现在时（一般疑问句）句中没有be动词或情态动词时，主语为非第三人称单数，变一般疑问句在句首加Do，句子中动词用原形。主语为第三人称单数，一般疑问句在句首加Does，句子中原有动词用原形；Some变any.例如一般现在时（一般疑问句）1、Itoschoolbybus.疑问句：youtoschoolbybus.2、Hetoschoolbybus.疑问句：hetoschoolbybus.DoesgogoesgogoDoWegotoschooleveryday.Doyougotoschooleveryday?变一般疑问句Mikelikesplayingcomputergames.DoesNancylikeplayingcomputergames?变一般疑问句sJohnwantssomebread.DoesJohnwantanybread？变一般疑问句esTheytakeashowereveryday.Dothey?Ioftengotoschoolonfoot.Yes,theydo.No,theydon’t.Doyou?Yes,Ido.No,Idon’t.Heusuallygohomebybus.Doeshe?Yes,hedoes.No,hedoesn’t.esAmyoftenplaybasketballonSunday.DoesYes,shedoes.No,shedoesn’t.?