初一时态复习课件1

时态的概念：英语谓语动词随着时间而发生变化，叫作动词的时态。即时间状语决定动词的形式。,表示主语所具有的特征，性格和能力；以及表示客观事实或普遍其理。Sheisshy.Theearthrunsaroundthesun.,2.一般现在时动词的形式：,be动词的一般现在时态：is,am,are,其它动词用或（当主语是第三人称单数时，动词原形后需加-s或-es。）,动词原形,第三人称单数,一般现在时常用来表示现在习惯或经常反复发生的动作，与always,usually,often,sometimes,everyday(week,month)等连用；表示现在的事实或状态；Shealwayswearsareddress.Igetupatsixoclockeveryday.,1、一般现在时的用法:,1、动词一般现在时的第三人称单数的构成规则：,一般动词,以s,x,ch,sh或o结尾,词尾加-es,词尾加-s,变y为i再加-es,以“辅音字母+y”结尾,fly-flies,study-studies,look-looksfind-finds,watch-watches,relax-relaxes,否定句：句子中有is，am,are,can，在它们后+notHeisadoctor.-Heisntadoctor.Icanmeetmyfriends.Icantmeetmyfriends.句子中是其它动词，在主语后+dont或doesnt(当主语是第三人称单数时）Theylikeapples.Mymotherwearsglasses.Theydontlikeapples.Mymotherdoesntwearsglasses.,一般疑问句：句子中有is，am,are,can，把它们提到句子开头。Heisadoctor.Isheadoctor?句子中是其它动词，在句子开头+Do或Does(当主语是第三人称单数时）,二、写出下列动词的第三人称单数形式work_read_clean_write_teach_wash_guess_watch_go_do_relax_study_fly_cry_play_have_be_lie_,She_(go)toschoolateightoclock.Heusually_upat17:00.(get)She_(live)inBeijing.Myfatheralways_(come)backfromworkverylate.Theteacherisbusy.He_(sleep)sixhoursaday._yourbrother_(know)Japanese?Where_you_(have)luncheveryday?Heoften_（have）supperat6:00intheevening.Where_he_（come）from?MrsRead_（clean）thewindowseveryday.OnSundayhesometimes_（wash）hisclothesandsometimes_（do）someshopping.,Thetwinsusually_（have）milkandbreadforbreakfast,butJim_（have）somecoffeeforit.Sometimesshe_(watch)TV.Sheusually_(do)herhomeworkintheevening.They_(notdo)theirhomeworkathomeeveryday.Weoften_(play)gamesafterschool.When_yourmother_(get)upeveryday?_youoften_(come)veryearly?He_(benot)goodatEnglish.He_(go)toschoolbybuseveryday.,按要求重写下列句子:1.Weareinthesamegrade.(改为否定句)_2.Icanborrowthosebooksfromourschool.(改为否句)_3.Theyhavenicekites.(改为否定句)_4.Openthedoor,please.(改为否定句)_5.Therearesomeapplesonthetrees.(改成单数)_6.WehavemanyfriendsinChina.(改成单数)_7.Theycanstayathomefortwodays.(改成一般疑句)_8.Shetakesashoweratfiveoclock.(划线部分提问)_she_atfiveoclock?9.IwanttosleepalittlelongerbecauseImtired.(划线部分提问)_wanttosleepalittlelonger?,现在进行时的用法：现在进行时的构成:现在进行时由+”构成。,现在分词,be(am/is/are),动词-ing,表示现在说话瞬间正在进行或发生的动作。(Look!Listen!Itisoclock.now,atthemoment,这些句子或短语可作为判断标志。Itssixoclock.Theyarehavingsupper.Listen!Joanissingingintheclassroom.Look!ThetwinsarewearingnewsweatersHeiswatchingTVnow.,也可以表示当前一段时间内的活动或现阶段正在进行的动作。（常与thesedays,thisweek/month等连用）Wearestudyingforatestthesedays.Imwritingabookthismonth.,2、动词的现在分词的构成：,一般动词,直接加-ing,look-lookingwatch-watching,以e结尾,去e加-ing,come-cominghave-having,swim-swimmingrun-running,以ie结尾,以重读闭音节结尾，且末尾只有一个辅音字母,先双写该辅音字母，再加-ing,变ie加y再加ing,die-dyinglie-lying,一、写出下列动词的现在分词形式lie_sing_play_take_study_dance_have_write_run_sit_shop_swim_,Listen!Thegirl_（sing）intheroom.Im_（read）abookintheroom.Who_（sing）overtherenow?Donttalkhere.Grandparents_（sleep）What_you_(do)?-I_(make)cakes.Look!Therearetwoboys_(play)basketballontheplayground.Listen!Who_(read)English?,用所给词的适当形式填空,否定句：在is，am,are,后+notKateishelpinghermotherwithhousework.(变为否定句),一般疑问句：把is，am,are,提到句子开头。Kateishelpinghermotherwithhousework.(变为一般疑问句),对划线部分提问：选疑问词把句子剩下部分变为一般疑问句Kateishelpinghermotherwithhousework.,Joanissingingintheclassroom变为一般疑问句：变为否定句：Joanissingingintheclassroom.对划线部分提问Joanissingingintheclassroom对划线部分提问Joanissingingintheclassroom.,一般过去时的用法：一般过去时的构成:动词的过去式。,表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。(yesterday及yesterday构成的短语,lastweek,twohoursago，justnow,in2011,inthepast)We_(take)thetraintoShanghaiyesterday.I_(study)fortodaysmathtestlastnight.We_(have)funatyourbirthdaypartytwodaysago.,也可以表示过去经常或反复发生的动作，常与频度副词often,usually,always等连用。(句子中有过去时间状语提示）Healways_(get)uplateinthepast.,be动词的过去时：was,were其它动词过去时有规则和不规则之分：,规则动词过去式的变化,不规则动词的变化。（需特殊记忆）,写出下列动词的过去式isam_has_study_are_buy_play_go_make_does_dance_cry_ask_see_eat_find_put_have_stop_read_do_meet_,写出下列动词的过去式dogohaveis/ammeetcomegetthinkbringbuy,spendreadseewritefindeatsitareletput,否定句：句子中有was,were，在它们后+notHewasathomelastnight.Hewasathomelastnight.句子中是其它动词过去时，在主语后，动词前+didnt，再把动词过去式还原成原形。Amysathereyesterday.Amyhereyesterday.,一般疑问句：句子中有was,were，把它们提到句子开头。Heathomelastnight.句子中是其它动词过去时，在句子开头+Did,再把动词过去式还原成原形。Amysathereyesterday.Amyhereyesterday.,一般过去时句型转换,didnt,sit,nt,was,Did,sit,用法,1、表示过去某个时间发生的动作或存在的状态。,Hehereyesterday.(be),was,Iupat6:00yesterdaymorning.(get),got,youagoodtimelastSunday?(have),Didhave,2、表示过去经常或反复发生的动作。,Myfatheroftentoworkbybuslastyear.(go),went,Ioftentopopmusic3yearsago.(listen),listened,Heusuallyinthepoolin2002.(swim),swam,Fillintheblankswiththerightformoftheverbs:,I_(be)illlastSunday.Amy_(sit)hereyesterday._you_(clean)yourroomjustnow?Mysister_(be)bornonJune5.1996._(be)yourparentsathomejustnow?He_(study)Frenchherelastyear.She_(do)homeworklastnight.They_(go)tothezooyesterdaymorning.We_(have)apartylastSaturday.Joy_(visit)meyesterdayevening.They_(live)heretwoyearsago.He_(be)hereamomentago.,was,sat,Didclean,was,Were,studied,did,went,had,visited,lived,was,.,句型转换Ididmyhomeworkyesterdayevening.(改为一般疑问句)_you_yourhomeworkyesterdayevening?HewenttotheparklastSunday.(划线提问)_he_lastSunday?IstudiedfortheEnglishexam.(改为否定句)I_fortheEnglishexam.(4)myvacationwasprettygood.(划线提问)_yourvacation?用所给动词的适当形式填空-I_(notsee)Samyesterday.Where_(do)hego?-He_(study)forthemathtestathome.Todaypeople_(wear)alotofclothesbecauseitisverycold.Lastnightwe_(have)abirthdaypartyformyg