一般现在时、现在进行时及一般过去时课件-2

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、时间标志性词、结构、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，现阶段正在进行的动作

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)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!thesedaysDon’ttalk!It’s8:00am.

always,usually,often,sometimes,seldom,never,everyday,every…,threetimesaday，on+星期lastnight,last…,twodaysago,…ago,in1999,in+过去的年份,justnow刚刚,yesterday,yesterdaymorning判断以下信息词是属于哪种时态

lastnightnoweverydayLook!yesterdayoftenListen!twoyearsagoalwaysin1897threetimesaweek

一般现在时一般过去时现在进行时改一般疑问句的方法：改否认句的方法：①首先看有无be动词，如果有，将be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,并且行为动词要复原。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，如果有，在be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,并且行为动词要复原。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〔否认句〕Isheateacher?Heisn’tateacher.DoesKangkangcomefromChina?Kangkangdoesn’tcomefromChina.Doyouusuallytakethebustowork?Idon’tusuallytakethebustowork.Aretheyhavingclasses?Theyaren’thavingclasses.DidJaneplaytheguitarlastnight?Janedidn’tplaytheguitarlastnight.句型变化操练现在分词的构成：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以不发音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词形转换表格比照学习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，行为动词复原Do,Does提到句首，行为动词复原V-ed(过去式〕在行为v.前借用did后加not，行为动词复原Did提到句首，行为动词复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.〔用onweekends改写〕Tomcleanshisroomonweekends.〔用twohoursago改写〕Tomcleanedhisroomtwohoursago.Iusuallywashmyclothesintheafternoon.(用now改写)Iamwashingmyclothesnow.(用lastweekend改写)Iwashedmyclotheslastweekend.时态综合练习1. Look!LiLei_____________(do)homeworkinhisbedroom.2. Ann’sgrandparentsenjoy____________(read)inthevillage.3. Pleasestandupand_______(read)thebook.4. Jim’sgrandfatherlikes__________(walk)aftersupper.5. -----Where______(be)Jim?------He_______(be)inhisfactory.He________(work)there.6. Doyoulike_________(have)eggsforbreakfast?7. Listen!Mary__________(sing)inherroom.8. _______yourfriend_________(sit)underthebigtreenow?9. Let’s_________(go)and________(help)theoldman.10. ----Canhe_______(fly)akite?------Yes,hecan.He__________(fly)akitewithhisfriendthere.11. Myfamilyoften_____(go)forapicniconSunday,butnextSunday,we________(stay)athome.12. It_______(be)teno’clocknow.I________(go)tobedintenminutes’time13. Mybrotherusually_____(get)uplate.Buttomorrowhe_______(get)upearly,becausehisfriends________(come)toseehim.14. When______you_______(buy)thisradio?I_______(buy)ittheyearbeforelast.15. They_______(notbe)atschoolthedaybeforeyesterday.16. What______he______(say)toyouyesterday?21______youalways______(get)upsolate?No,I_______(get)upatfiveyesterday.23WhereisTom?He______________(look)forhistieupstairs.24What_______you______(do)onSunday?25__________(notsay)thattoyourfather,orhe_________(be)angry.26They’regoing_______(move)toLondonnextyear.27Whendidhe____________(telephone)meyesterday?28Isyourbrother__________(write)aletter?29Don’t________(close)thewindow.30Hecan___________(go)withme.32Shedoesn’t__________(like)Englishatall.33Whatwillhe________(do)tomorrowmorning?34Marymust__________(write)theletterinEnglish.35Where________you_________(buy)theTVset?InShanghai.36Italways__________(rain)inLondon.Look,it__________(rain)again.37When_______he_________(get)upeverymorning?Buthe_________(get)upat8thismorning.38What________they________(talk)about