仁愛(ài)英語(yǔ)七下一般現(xiàn)在時(shí)、現(xiàn)在進(jìn)行時(shí)及一般過(guò)去時(shí)比較

時(shí)態(tài)大比拼時(shí)態(tài)大比拼時(shí)態(tài)大比拼在英語(yǔ)中，不同時(shí)間發(fā)生的動(dòng)作或存在的狀態(tài)要用不同的動(dòng)詞形式來(lái)表現(xiàn)。每種時(shí)態(tài)的概念、信息詞、動(dòng)詞形式、句式變化、以及某些時(shí)態(tài)間的相互區(qū)別重點(diǎn)掌握時(shí)態(tài)Tense時(shí)態(tài)現(xiàn)在進(jìn)行時(shí)：一般現(xiàn)在時(shí)：一般過(guò)去時(shí)：現(xiàn)在正在進(jìn)行的動(dòng)作

經(jīng)?；蛄?xí)慣性的動(dòng)作或存在的狀態(tài)。過(guò)去某個(gè)時(shí)間或時(shí)間段發(fā)生的動(dòng)作或存在的狀態(tài)。(ThePresentContinuousTense)(TheSimplePresentTense)(TheSimplePastTense)bedoing原形或三單V-ed現(xiàn)在分詞的構(gòu)成：動(dòng)詞第三人稱單數(shù)的構(gòu)成：過(guò)去式的構(gòu)成：①直接加-ing.②重讀輔元輔，雙寫尾字母加-ing.③以e結(jié)尾去e加-ing.①直接加-s.②以s,x,ch,sh,o結(jié)尾加-es.③以“輔音+y“結(jié)尾變y為i再加-es.①直接加-ed.②以e結(jié)尾只加d.③重讀輔元輔，雙寫尾字母再加-ed.④以“輔音+y”結(jié)尾變y為i再加-ed.

have-look-begin-use-shop-get-dance-study-現(xiàn)在分詞第三人稱單數(shù)過(guò)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詞形轉(zhuǎn)換各時(shí)態(tài)常用的信息詞現(xiàn)在進(jìn)行時(shí)：一般現(xiàn)在時(shí):一般過(guò)去時(shí):

now,Look!Listen!atthistimeWhereis…?

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

lastnight,last…,twodaysago,…ago,in1999,in+過(guò)去的年份,justnow=amomentago,yesterday,yesterdaymorning判斷下列信息詞是屬于哪種時(shí)態(tài)

lastnightnoweverydayLook!yesterdayoftenListen!twoyearsagoalwaysin1897threetimesaweek

V-原或三單動(dòng)詞過(guò)去式（v-ed）bedoing哪些主語(yǔ)是第三人稱單數(shù)1.人稱代詞he,she,it是第三人稱單數(shù).1).HelikeswatchingTV.他喜歡看電視.2).Shehaslunchattwelve.他十二點(diǎn)吃午餐.3).Itlookslikeacat.它看起來(lái)象只貓.2.單個(gè)人名.地名或稱呼作主語(yǔ)時(shí),是第三人稱單數(shù)形式.如:1).HanMeilookslikehermother.韓梅看起來(lái)像她的母親.2).BeijingisinChina.北京在中國(guó).3).UncleWangoftenmakescakes.王叔叔經(jīng)常做蛋糕.3.單數(shù)可數(shù)名詞或“this/that/the+單數(shù)可數(shù)名詞”作主語(yǔ)時(shí),是第三人稱單數(shù).如:1).Ahorseisausefulanimal.馬是一種有用的動(dòng)物.2).Thisbookisyours.這本書(shū)是你的.3).Thatcarisred.那輛汽車是紅色的.4).ThecatisLucy’s.這只貓是露西的.someone,somebody,nobody,everything,something等不定代詞及指示代詞this,that作主語(yǔ)時(shí),是第三人稱單數(shù).如:1).Everyoneishere.大家到齊了.2)Thisisapen.這是一支鋼筆.3).Thatisaneraser.那是一塊橡皮.5.不可數(shù)名詞作主語(yǔ)時(shí),為第三人稱單數(shù).如:1).Themilkisintheglass.牛奶在玻璃杯里.2).Thebreadisverysmall.那塊面包很小.6.當(dāng)數(shù)字或字母做主語(yǔ)時(shí),看做第三人稱單數(shù).如:1).“6”isaluckynumber.“6”是個(gè)吉利數(shù)字.2).“I”isaletter.“I”是個(gè)字母.專項(xiàng)習(xí)題精練

(著眼高分查漏補(bǔ)缺)用括號(hào)中所給動(dòng)詞的適當(dāng)形式填空J(rèn)ack_______(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____________.用所給動(dòng)詞一般現(xiàn)在時(shí)態(tài)填空:hasisareDoesstudydoesdon’tspeakdoesn’tdowashesDoeslikedoesn’t改一般疑問(wèn)句的方法：改否定句的方法：①首先看有無(wú)be動(dòng)詞，情態(tài)動(dòng)詞，如果有，將be動(dòng)詞，情態(tài)動(dòng)詞提到句首并大寫，句末打問(wèn)號(hào).②如果沒(méi)有be動(dòng)詞，看原句的動(dòng)詞形式來(lái)決定借用助動(dòng)詞do/does/did,并且行為動(dòng)詞要還原。V-原形V-s/esV-ed(過(guò)去式)+動(dòng)詞原形…?以此類推①首先看有無(wú)be動(dòng)詞，情態(tài)動(dòng)詞，如果有，在be動(dòng)詞，情態(tài)動(dòng)詞后面加not.②如果沒(méi)有be動(dòng)詞，看原句的動(dòng)詞形式來(lái)決定借用助動(dòng)詞do/does/did,并在后面加not,并且行為動(dòng)詞要還原。主語(yǔ)+don’t/doesn’t/didn’t+動(dòng)詞原形Do…Does…Did…Heisateacher.你會(huì)了嗎？2.KangkangcomesfromChina.3.Iusuallytakethebustowork.4.Theyarehavingclasses.5.Janeplayedtheguitarlastnight.先（一般疑問(wèn)句）再（否定句）Isheateacher?Heisn’tateacher.DoesKangkangcomefromChina?Kangkangdoesn’tcomefromChina.Doyouusuallytakethebustowork?Idon’tusuallytakethebustowork.Aretheyhavingclasses?Theyaren’thavingclasses.DidJaneplaytheguitarlastnight?Janedidn’tplaytheguitarlastnight.句型變化操練

對(duì)比時(shí)態(tài)動(dòng)詞形式否定句一般問(wèn)句現(xiàn)在進(jìn)行時(shí)

一般現(xiàn)在時(shí)一般過(guò)去時(shí)表格對(duì)比學(xué)習(xí)be+v-ing(現(xiàn)在分詞）在be后加上notBe提到句首V-原形V-三人單在行為v.前借用do,does后加not，行為動(dòng)詞還原Do,Does提到句首，行為動(dòng)詞還原V-ed(過(guò)去式）在行為v.前借用did后加not，行為動(dòng)詞還原Did提到句首，行為動(dòng)詞還原用所給動(dòng)詞的適當(dāng)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時(shí)態(tài)大比拼Shegotupatseveno'clockyesterday.（用

now改寫）Sheisgettingupnow.（用

everyday改寫）Shegetsupatseveno'clockeveryday.時(shí)態(tài)大比拼時(shí)態(tài)大比拼Look！Tomiscleaninghisroom.