仁爱英语七下一般现在时、现在进行时及一般过去时比较

时态大比拼时态大比拼时态大比拼在英语中，不同时间发生的动作或存在的状态要用不同的动词形式来表现。每种时态的概念、信息词、动词形式、句式变化、以及某些时态间的相互区别重点掌握时态Tense时态现在进行时：一般现在时：一般过去时：现在正在进行的动作

经常或习惯性的动作或存在的状态。过去某个时间或时间段发生的动作或存在的状态。(ThePresentContinuousTense)(TheSimplePresentTense)(TheSimplePastTense)bedoing原形或三单V-ed现在分词的构成：动词第三人称单数的构成：过去式的构成：①直接加-ing.②重读辅元辅，双写尾字母加-ing.③以e结尾去e加-ing.①直接加-s.②以s,x,ch,sh,o结尾加-es.③以“辅音+y“结尾变y为i再加-es.①直接加-ed.②以e结尾只加d.③重读辅元辅，双写尾字母再加-ed.④以“辅音+y”结尾变y为i再加-ed.

have-look-begin-use-shop-get-dance-study-现在分词第三人称单数过去式study-finish-have-go-do-play-watch-give-need-stop-hope-play-try-plan-visit-like-

havinglookingbeginningusingshoppinggetting

dancing

studying

studiesfinishes

hasgoes

does

playswatchesgives

neededstoppedhopedplayed

triedplannedvisited

liked词形转换各时态常用的信息词现在进行时：一般现在时:一般过去时:

now,Look!Listen!atthistimeWhereis…?

always,usually,often,sometimes,seldom,never,everyday,every…,threetimesaday

lastnight,last…,twodaysago,…ago,in1999,in+过去的年份,justnow=amomentago,yesterday,yesterdaymorning判断下列信息词是属于哪种时态

lastnightnoweverydayLook!yesterdayoftenListen!twoyearsagoalwaysin1897threetimesaweek

V-原或三单动词过去式（v-ed）bedoing哪些主语是第三人称单数1.人称代词he,she,it是第三人称单数.1).HelikeswatchingTV.他喜欢看电视.2).Shehaslunchattwelve.他十二点吃午餐.3).Itlookslikeacat.它看起来象只猫.2.单个人名.地名或称呼作主语时,是第三人称单数形式.如:1).HanMeilookslikehermother.韩梅看起来像她的母亲.2).BeijingisinChina.北京在中国.3).UncleWangoftenmakescakes.王叔叔经常做蛋糕.3.单数可数名词或“this/that/the+单数可数名词”作主语时,是第三人称单数.如:1).Ahorseisausefulanimal.马是一种有用的动物.2).Thisbookisyours.这本书是你的.3).Thatcarisred.那辆汽车是红色的.4).ThecatisLucy’s.这只猫是露西的.someone,somebody,nobody,everything,something等不定代词及指示代词this,that作主语时,是第三人称单数.如:1).Everyoneishere.大家到齐了.2)Thisisapen.这是一支钢笔.3).Thatisaneraser.那是一块橡皮.5.不可数名词作主语时,为第三人称单数.如:1).Themilkisintheglass.牛奶在玻璃杯里.2).Thebreadisverysmall.那块面包很小.6.当数字或字母做主语时,看做第三人称单数.如:1).“6”isaluckynumber.“6”是个吉利数字.2).“I”isaletter.“I”是个字母.专项习题精练

(着眼高分查漏补缺)用括号中所给动词的适当形式填空Jack_______(love)hismotherverymuch.MaryandLily______(come)fromthesamecountry.Thejuice(果汁)_____(be)inthefridge(冰箱).“2”______(sound)like“too”.lovescomeissounds5.Thetiger____

(be)adangerousanimal.6.Shanghai_______(be)amoderncity.7.Everybody_______(know)JayChou.8.This_____(be)mynewpenpal.isisknowsis9.There_____(be)somebreadonthetable.10.EitherIorhe_____(like)playingsoccer.islikes1.Jimusually________(have)lunchathome.2.LiGuanhua_______(be)twentyyearsold.3.Howmanystudents________(be)thereinyourclass?4.---______she_______(study)hard?---Yes,she_________.5.Lucyandlily_____________(notspeak)Chinese.6.Myfather______________(notdo)morningexerciseseveryday.7.Shealways___________(wash)herclothesonSundays.8.______yourbrother________(like)playingfootball?No,he____________.用所给动词一般现在时态填空:hasisareDoesstudydoesdon’tspeakdoesn’tdowashesDoeslikedoesn’t改一般疑问句的方法：改否定句的方法：①首先看有无be动词，情态动词，如果有，将be动词，情态动词提到句首并大写，句末打问号.②如果没有be动词，看原句的动词形式来决定借用助动词do/does/did,并且行为动词要还原。V-原形V-s/esV-ed(过去式)+动词原形…?以此类推①首先看有无be动词，情态动词，如果有，在be动词，情态动词后面加not.②如果没有be动词，看原句的动词形式来决定借用助动词do/does/did,并在后面加not,并且行为动词要还原。主语+don’t/doesn’t/didn’t+动词原形Do…Does…Did…Heisateacher.你会了吗？2.KangkangcomesfromChina.3.Iusuallytakethebustowork.4.Theyarehavingclasses.5.Janeplayedtheguitarlastnight.先（一般疑问句）再（否定句）Isheateacher?Heisn’tateacher.DoesKangkangcomefromChina?Kangkangdoesn’tcomefromChina.Doyouusuallytakethebustowork?Idon’tusuallytakethebustowork.Aretheyhavingclasses?Theyaren’thavingclasses.DidJaneplaytheguitarlastnight?Janedidn’tplaytheguitarlastnight.句型变化操练

对比时态动词形式否定句一般问句现在进行时

一般现在时一般过去时表格对比学习be+v-ing(现在分词）在be后加上notBe提到句首V-原形V-三人单在行为v.前借用do,does后加not，行为动词还原Do,Does提到句首，行为动词还原V-ed(过去式）在行为v.前借用did后加not，行为动词还原Did提到句首，行为动词还原用所给动词的适当形式填空。1.Listen!Mary_________(sing)now.2.Ayoungman__________(run)ontheplaygroundnow.3.Mymother_________(watch)TVplayeveryday.4.OldBush________(visit)Chinaagainlastmonth.5.I______(play)sportsthreetimesaday.6.Look!LucyandLily__________(read)books.7.There_______(is)afootballmatchyesterdayafternoon.8.Ourclass______(go)tothezoothreedaysago.

issinging

isrunning

watches

visited

play

arereading

was

went时态大比拼Shegotupatseveno'clockyesterday.（用

now改写）Sheisgettingupnow.（用

everyday改写）Shegetsupatseveno'clockeveryday.时态大比拼时态大比拼Look！Tomiscleaninghisroom.