一般现在时和一般过去时

一般现在时讲解及练习1、定义与讲解一般现在时：表示经常性的事情，经常性的动作或一般性事实。时间状语：often经常，usually通常，always总是，every+名词每个，sometimes有时，onceaweek,onSundays,if的从句at…在几点钟2.表示客观真理，科学原理，自然现象，等客观事实或格言，谚语等。Thesunrisesintheeastandsetsinthewesteveryday.ThemanwhohasneverbeentotheGreatWallisnotarealman.TomorrowisTuesday.只有在第三人称单数用动词的“三单变化”，其他用动词的原形。三单变化：（1）直接在动词词尾加-s.ask---askswork---worksget---getsstay---stays（2）以字母s,x,ch,sh或o结尾的动词，在词尾直接加-es.watch---watcheswish---wishesfix---fixespass---passes（3）以“辅音字母加-y”结尾的动词，要先变y为i再加-es.try---triesstudy---studiescry---criesfly---fliesplay—plays2.不规则变化：be----isarehave----hasdo---doesgo---goes三、一般现在时的句子转换：（1）当句子中有be动词或情态动词时，则把be动词或情态动词(can,could等等)提到主语的前面变成疑问句;在be动词或情态动词后面加not变成否定句陈述句Sheisastudent.疑问句Issheastudent?否定句Sheisnotastudent.陈述句：Icanswim.疑问句→Canyouswim否定句→Icannotswim.（2）当句子中即没有be动词，也没有情态动词时，则在主语前加助动词do(you,以及复数),does（单数she,he,it）变成问句；在主语后谓语动词前加助动词don’t（I,you,以及复数),doesn’t（单数she,he,it）变成否定句，助动词后的动词要变成动词原形。陈述句：Wegetupat7:00everymorning.疑问句Doyougetupat7:00everymorning?否定句→Wedon’tgetupat7:00everymorning.陈述句：Shehasalittlebrother.疑问句→Doesshehavealittlebrother?否定句Shedoesn’thavealittlebrother.（一）．用动词的适当形式填空1.She_________(go)toschoolatseveno’clock.3.Heusually___________upat17:00.(get)4.She___________(live)inBeijing.5.Amy_________(be)herejustnow.6._______(be)thereaflyonthetablejustnow?7.Myfather__________(watch)TVeveryevening.8.Myfather_______________(make)toysthesedays.9．?________Amy_________(read)Englisheveryday10.ChenJiesometimes_________(go)totheparkwithhersister.（二）.选择填空1．Iwant____homeworknow.A.doingB.todoC.todomyD.domy2．It'stime______.A.gotoschoolB.playgamesC.togohomeD.todomyhomeworks3．______goandhelpher.A.Let'smeB.Let'susC.Let'sD.Let'sto4．Dotheyhaveanewcar?Yes,_____.A.theyareB.theyhaveC.theydon'tD.theydo5．Heoften_________supperat6:00intheevening.A.haveB.hasc.ishavingD.iseating6.We_____________anyChineseclassesonFriday.A.arehavingB.aren’thavingC.don’thaveD.arehave（三）、用括号内动词的适当形式填空。1.Heoften_________(have)dinnerathome.2.DanielandTommy_________(be)inClassOne.3.We_________(notwatch)TVonMonday.4.Nick_________(notgo)tothezooonSunday.5._______they_________(like)theWorldCup?6.What____theyoften_________(do)onSaturdays?7.yourparents_________(read)newspaperseveryday.8.Thegirl_________(teach)usEnglishonSundays.9.SheandI_________(take)awalktogethereveryevening.10.There_________(be)somewaterinthebottle.11.Mike_________(like)cooking.12.They_________(have)thesamehobby.13.Myaunt_________(look)afterherbabycarefully.14.Youalways_________(do)yourhomeworkwell.15.I_________(listen)totheEnglishsongstwiceaday,16Tom____(go)toschoolfromMondaytoFriday.17.LiuTao_________(donot)likePE.18.Thechildoften_________(watch)TVintheevening.21.Weoften___________(play)intheplaygound.22.He_________(get)upatsixo’clock.23.__________you_________(brush)yourteetheverymorning.24.What________heusually__________(do)afterschool?25.Dannyusuallly______(study)English,Chinese,ScienceandArtatschool.26.Mikesometimes__________(go)totheparkwithhissister.27.shealways__________(watch)TVwithhisparents.28.________Mike________(read)Englisheveryday?29.Wewillgoshoppingifit____tomorrow.Adon'trainB.didn'trainC.doesn'trainD.isn'train9.Howmanylessons_________yourclassmate________(have)onMonday?10.Whattime_________hismother_________(do)thehousework?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.Davidhasgotagoal.（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：11.IusuallyplayfootballonFridayafternoon.否定句:一般疑问13.Mingmingusuallywaterstheflowerseveryday否定一般疑问句:划线提问14.Tomdoeshishomeworkathome.否定句:一般疑问句:划线提问1.写出下列动词的三单形式go__________catch_________brush（刷）_____wash___________do________like________have___________watch________drink___________fly___________say_______learn___________eat___________read___________sing___________buy__________study_______stay__________make__________look____pass__________carry____come_________teach_______buy_________3.选择题1.I________toschoolat7:00inthemorning.A.goB.goingC.goes2.They____bookseverydayinthelibrary.A.readsB.readC.reading3.Themonkey_____eatingbananasverymuch.A.likeB.likesC.liking4.Myfather________toreadnewspaperaftersuppereveryday.A.likeB.likesC.liking5.IlikewatchingTV,butmymother__likeit.A.don’tB.doesn’tC.does6.____yourfatherdrinkmilkeveryday?A.doB.areC.does8.Hesaidthesun____intheeastand____inthewest.Arose;setBrises;setsCrises,setDrise;sets9.WangMei____musicandoften____tomusic.Alike;listenBlikes;listensClike;arelisteningDliking;listen10.Jenny____Englisheveryevening.AhasstudyBstudiesCstudyDstudied4.改错(划出错误的地方，将正确的写在横线上)1.IsyourbrotherspeakEnglish?__________________2.Doeshelikesgoingfishing?__________________3.Helikesplaygamesafterclass.__________________4.Mr.WuteachsusEnglish.__________________5.Shedon'tdoherhomeworkonSundays._________________5.把下列句子变成一般疑问句（并作肯定和否定回答）、否定句Idon'tlikecooking.1.Myfriendslikeplayingsoccer.2.TheyspeakEnglisheveryday