小学五年级一般现在时精讲和精练教案

1一般现在时一.含义：一般现在时表示经常、反复发生的动作或存在的状态．2.用法：1）表示经常、反复发生的动作，现存的习惯或状态。Iamateacher.WeareChinese.2）表示客观事实或普遍真理。例如：Therearesevendaysinaweek.Theearthgoesroundthesun.3）表示安排或计划好的未来的动作，只限于go,come,leave,start,stay,return,arrive,begin,be等动词。例如：Mytrainleavesat6:30thismorning.-Howlongdoyoustayhere?4）表示主语的特征、性格、能力等。Tomstudiesveryhard.Sheisalwaysreadytohelpothers.二、.时间状语一般现在时常和always,often,usually,everyday/month/year,onceaweek,onSundayssometimes等表示时间的状语连用．二.构成及变化1.be动词的变化。肯定句：主语+be(am,is,are)+其它。如：Iamaboy.我是一个男孩。否定句：主语+be+not+其它。如：Heisnotaworker.他不是工人。一般疑问句：Be+主语+其它。如：-Areyouastudent?肯定回答：-Yes.Iam./否定回答：No,I'mnot.特殊疑问句：疑问词+一般疑问句。如：Whereismybike?2.行为动词的变化。1）、行为动词在一般现在时中的用法：一般人称的谓语动词用原形.，但单数第三人称做主语时谓语动词词尾发生变化：即.动词词尾加-s；或.-es，动词遇到单数第三人称时的表示方法在一般现在时中,当主语是单数第三人称时,行为动词的形式是在词尾加-s或–es具体方法如下：(1)多数动词直接加s:runsgetslikescolletstakesplaysclimbs…….(2)结尾是s,x,sh,ch,o,前为辅音字母,结尾加es:watchesteachesgoesdoeswashescrossesmixesbrushes(3)动词末尾y前为辅音:将y改为i加es:study→studiesfly→flies2carry→carriescry→cries但在y前如果为元音则直接加s:buyssays注意:动词加-s以后的读音.1.在[p][t][k][f]等清辅音后，发清辅音/s/eg.helps,works,likes,hates,laughs2.在浊辅音和元音后，发浊辅音/z/eg.drives,cleans,plays3.在[s][z][∫][]后，发/iz/eg.rises,wishes,teaches,urges4.在[t][d]后，发/ts//dz/eg.fits,sets,needs5.其他情况下发[z]eg.plans,cries,shows2、.否定形式：主语是第三人称单数，在行为动词前加doesn’t.行为动词变为原形。其余人称作主语时，都在行为动词前加don’tHelikesreadingbooks.变否定句Hedoesn’tlikereadingbooks.Ilikeplayingfootball.变否定句Idon’tlikeplayingfootball.3、.一般疑问句：主语是第三人称单数的，将助动词does提前，行为动词变为原形。其余人称作主语，将助动词do提前，句号变问号。主语I,we变you;some变any.1).Helikesreadingbooks.变一般疑问句：Doeshelikereadingbooks?肯定回答：Yes,hedoes.否定回答：No,hedoesn’t.2).Ilikeplayingfootball.变一般疑问句：Doyoulikeplayingfootball?肯定回答：Yes,Ido.否定回答：No,Idon’t.3).Welikeniceflowers.变一般疑问句：Doyoulikeniceflowers?肯定回答：Yes,wedo.否定回答：No,wedon’t.一般现在时的四个基本句型总结谓语动词是be谓语动词是do主语是：第三人称单数主语是：非第三人称单数am/is/aredoesdo肯定句Heisateacher.Hegoestoschooleveryday.Theygotoschooleveryday.否定句Heisnotateacher.Hedoesn’tgotoschooleveryday.Theydon’tgotoschooleveryday.一般疑问句Isheateacher?Doeshegotoschooleveryday?Dotheygotoschooleveryday?Yes,heis.No,heisn’t.Yes,hedoes.No,hedoesn’t.Yes,theydo.No,theydon’t.特殊疑问句Whatishe?Whatdoeshedoeveryday?Whatdotheydoeveryday?一般现在时：表示经常性的事情。1、时间状语：often经常,usually通常,always总是，every每个,sometimes有时，at…在几点钟3注意：只有第三人称单数用动词三单，其余动词均用原形三单变化：1)、多数在动词后加s：play—playslike—likes2)、以s，x，sh，ch，o结尾的动词加es：go—goeswash--washes3)、以辅音字母加y结尾，把y改i再加es：fly—flies练一练1.Weoften___________(play)intheplayground.2.He_________(get)upatsixo’clock.3.__________you_________(brush)yourteetheverymorning.4.What(do)heusually(do)afterschool?5.Danny(study)English,Chinese,math,ScienceandArtatschool.6.Mikesometimes__________(go)totheparkwithhissister.7.Ateightatnight,she__________(watch)TVwithhisparents.8.________Mike________(read)Englisheveryday?9.Howmanylessons_________yourclassmate________(have)onMonday?10.Whattime_________hismother_________(do)thehousework?改句子1.Doyouoftenplayfootballafterschool?(肯定回答)2.Ihavemanybooks.（改为否定句）3.GaoShan’ssisterlikesplayingtabletennis（改为否定句）4.ShelivesinasmalltownnearNewYork.（改为一般疑问句）5.IwatchTVeveryday.（改为一般疑问句）6.Davidhasagoal.（改为一般疑问句）7.Wehavefourlessons.（否定句）8.Nancydoesn’trunfast（肯定句）9.Mydogrunsfast.（否定句，一般疑问句）10.Mikehastwolettersforhim.一般疑问句，否定句：411.IusuallyplayfootballonFridayafternoon.否定句，一般疑问句:12.SuYangusuallywashessomeclothesonSaturday.否定句:一般疑问句:划线提问:13.SuYangusuallywashessomeclothesonSaturday.(划线提问)14.Mingmingusuallywaterstheflowerseveryday否定句:一般疑问句:划线提问15.Tomdoeshishomeworkathome.否定句:一般疑问句:划线提问：Mr.BlackMr.Blackteaches(教授)usEnglishthisterm(学期).Heisatallman.Helikeswearingawhiteshirtandblacktrousers.HespeaksEnglishverywell.Welikehislessons(功课)verymuch.Hishomeisneartheschool.SometimesMr.Blackwalkstohishome.Hehastwolittlesons.Theylookthesame.Theyoftenwearthesameclothes(衣服).Helovestoseethemandplaywiththem.Mr.Blackcalls(称呼)thetwoboysDaMaoandXiaoMao.Tickorcross()21.Mr.BlackisourEnglishteacher.()22.Mr.Blackisveryshort.()23.Wedon’tlikehislessons.()24.MaybeDaMaoandXiaoMaoaretwinbrothers.()25.Mr.BlackcanspeakChinesewell.Answer:26.DothepupilslikeMr.Black’slessons?_________________________27.WhatdoesBlackliketowear?______________________________28.IsMr.Black’shomefarfromtheschool?______________________29.DoesMr.Blackliketoplaywithhischildren?___________________30.DoesMr.Blackhaveadaughter(女儿)?_______________________5AClockandaWatchWecantelltimebyaclockorbyawatch.Aclockisbig;itisusuallyonthewalloronthetable.Awatchissmall;wecanputitinthepocket(衣袋)orwearitonthewrist(手腕)!Aclockorawatchusuallyhasaroundface.Ithastwohands,along(长的)oneandashort(短的)one.Tom’sclockcanspeakandcallhimtogetupeveryday.Hiswatchhasapictureofalovelydogontheface.Helikesitverymuch.Tickorcross()31.Peopletelltimebyaclockorbyawatch.()32.Weusuallyputaclockinthepocketoronthewrist.()33.Ontheroundfaceofaclocktherearesomehands.()34.Weusuallyputawatchonthewall.()35.Tomlikeshisclockverymuch.Fillintheblanks:36.Wecantellthetimeby_________________orbyaclock.37.The_________isbiggerthanawatch.38.Awatchhastwoorthree_________onits_________.39.Peopleoftenputtheclock____________________________.40.Tom’s________canspeakandcal