初中八年级英语课件GrammarPresentperfecttense-“黄冈杯”一等奖

Grammar:PresentperfecttenseInfinitystones(无限宝石）3Thanos(灭霸）Hehas

gottwoinfinitystonesbutwehave

gotonlyone.Doctorstrange(奇异博士）Presentperfecttense现在完成时Youarewanted！Startyourjourneytofindtheinfinitystones！

HEROES现在完成时PresentperfecttenseUsage用法Structure结构Timemark标志词现在完成时CaptainAmericaHulkIronMan现在完成时7Usage用法81Usage用法10Iamstudyingsomesentences!Lookatthem!1.IhavelivedontheearthsinceIwasborn.Presentperfecttense2.IronmanhaseatenmycakesoIamhungry.3.Hehaseatenmyfoodmanytimes.111.IhavelivedontheearthsinceIwasborn.Presentperfecttense2.IronmanhaseatenmycakesoIamhungry3.Hehaseatenmyfoodmanytimes.2.动作发生在过去，对现在有影响1.动作发生在过去，并持续到现在3.强调动作到现在已经发生的次数1.IhavelivedintheUSAformanyyears.2.Doctorstrange

haskeptthestonesince10yearsago.3.Wehaveprotectedtheearthmanytimes.4.Wearegladthatwehavesavedpeople.1.动作发生在过去，并持续到现在。2.动作发生在过去，对现在有影响。3.强调动作到现在已经发生的次数。Usage1132现在完成时Usage用法过去持续到现在过去对现在的影响次数13Presentperfecttense14Thefirstpartofthemindmapcanhelpyoufindtherealitystonebutyouhavetofinishitstest!1.She

lookssoexcited.Maybeshe_________theresultoftheexam.

Ａ.knew Ｂ.hasknownＣ.mustknowＤ.willknow2.We______XiaoLisinceshewasalittlegirl.Ａ.knowＢ.hadknownＣ.haveknownＤ.knew3.HarryPotterisaverynicefilm.I_______ittwice.Ａ.willseeＢ.haveseenＣ.sawＤ.see4.这是我第三次读这本书了。__________________________________________________ItisthethirdtimethatIhavereadthebook.15Itis+第几次+

that+完成时的句子16Rememberthatagoodmindandastrongbodycanmakeyouanenergetichero!Energetic现在完成时Usage用法Structure结构过去持续到现在过去对现在的影响次数17182Structure结构Structure结构21Structure结构IhavesavedtheearthNo!Youhaven’tsavedtheearth.Haveyoudoneanythingspecial?have/has疑问否定肯定Structure结构donePositivesentence(肯定句)Negativesentence(否定句)IhavenotsavedtheearthIhavesavedtheearthWe____________________He/She/It_____________You___________________They__________________We____________________He/She/It_____________You___________________They__________________肯定句：S+have/has+done+otherparts.否定句：S+have/has+not+done+otherparts.否定缩略：hasnot=hasn’thavenot=haven’tYes,Ihave.No,Ihaven’tHave

yousavedtheearth?Simpleanswers

Generalquestion(一般疑问句)你看过《复联》吗？（watched；Avengers）他学过钢琴吗？（learnt）；是/否Has

he

learntthepiano?Yes,hehas.No,hehasn’tHave

you

watched

theAvengers?Yes,Ihave.No,Ihaven’t一般疑问句：Have/Has+S+done+otherparts?肯定回答：Yes,S+have/has.否定回答：No,S+haven't/hasn't.肯定句：S+have/has+done+otherparts.否定句：S+have/has+not+done+otherparts.否定缩略：hasnot=hasn’thavenot=haven’t一般疑问句：Have/Has+S+done+otherparts?肯定回答：Yes,S+have/has.否定回答：No,S+haven't/hasn't.have/has疑问否定肯定规则Structure结构done不规则1.一般在动词后直接加-ed2.以不发音的e结尾的动词，直接加-d4.末尾重读闭音节词，先双写这个辅音字母，再加-ed3.结尾是“辅音字母+y”的动词，先变“y”为“i”再加-edlooklookedplayplayedlivelivedhopehopedstopstoppedplanplannedstudystudiedcarrycarriedRegularverbsIrregularverbsBaseformPastparticipleBaseformPast

participlevisithitrepairputlivemeetmovemaketrysellstudygivefitwriteplanthinkRegularverbsIrregularverbsBaseformPastparticipleBaseformPast

participlevisithitrepairputlivemeetmovemaketrysellstudygivefitwriteplanthinkrepairedlivedsoldmademetputhitthoughtwrittengivenmovedtriedstudiedfittedplannedvisiteddonehave/has疑问否定肯定不规则规则+d+edDouble+ed-y+iedStructure结构31Atruefriendisinyourheartandsoul.Helpeachothertopassthetest.1.They____________(finish)theirhomeworkalready.2.John_____never_______(visit)China.3.MrLi____________(repair)overtenbicyclessinceMonday.4.We____________(notsee)eachotherforyears.5.Myparents_____________(come)backyet.6.Ourteacher___________(teach)usalotaboutthehistoryofChina.7._________you________(eat)

lunch?

No,I________.havefinishedhavenotcomehastaughthavenotseenhasrepairedhasvisitedhaven’teatenHave

33Friendsarevery

reliable.Itisarelationshipinsoul.Reliable343Timemark标志词Ihavealreadyfoundmyshield（盾牌）.Butmyfriend,Thor,hasn’tfoundhishammer（锤子）yet.Wehavebeenfriendsfor10years.Becauseheisbusyfindinghishammer,wehaven’tseeneachotherrecently.标志词用法yet疑问句/否定句，表示“还没有”already肯定句，表示已经发生的事。ever疑问句，表示“曾经”never否定句，表示“从不”just肯定句，表示“刚刚”recently肯定句/否定句/疑问句,表示

“最近”since肯定句/否定句/疑问句,“自…以来”for肯定句/否定句/疑问句，表示一段时间1.Ihave______seenhimbefore,soIhavenoideaabouthim.2.Jackhas_______finishedhishomework.3.Mr

Wuhastaughtinthisschool______fiveyears.4.“Haveyou______seenthefilm?”“No,Ihave______seenit.”5.“Hasthebusleft______?”“Yes,ithas______left.Usetimemarkstofillintheblanksneveralreadyforeverneveryetjust3.Mr

Wuhastaughtinthisschoolforfiveyears.Usetimemarkstofillintheblanks吴老师（28岁）已经在这所学校教了五年书。=MrWuhastaughtinthisschoolsince…｛2014.hewas23yearsold.｛5

yearsago.过去的时间点时间段+ago从句（过）for+一段时间1.Wehaven’tseeneachother___alongtime.2.HisfatherhasbeenintheParty______tenyearsago.3.Thefilmhasbeenon___20minutes.4.MrGreenhasworkedthere______hecametoChina.5.Shehashadthecomputer___twoyears.forsinceforsinceFillintheblanks（since/for）forfor+时间段since+时间点/时间状语从句（过）标志词sincefor其他时间段+ago过去的时间点一段时间just/recentlyever/never41already/yet从句（过）42Areyoureadytofinishthestone'stest？1我认识这位作家有五年了。2她从昨天起已经工作15个小时了。3我们的家乡最近发生了很大的变化。4

埃米还没收到她叔叔的来信。I__________thiswriter_____________.She___________for15hours_____________.Ourhometown___________alot________.Amy_________aletterfromheruncle___.haveknownforfiveyearshasworkedsinceyesterdayhaschangedrecentlyhasn'tgotyet44Itisimportanttobeoptimisticaboutthefuturebecauseweareworkingasateam!OptimisticNowyouhavegotthreeinfinitystonesandyouwillgetmytimestoneafterfinishingthetest.M:_____you_____(see)anyfilmsrecently,Sandy?S:No,Ihaven’t.Whataboutyou?M:I_____(see)onelastSaturday.S:What’sitabout?M:It’saboutthechangesinBeijingoverthepastcentury.Fromthisfilm,I__________(learn)moreaboutBeijing’spastandpresent.S:Oh,IthinkI__________(hear)aboutthefilm.Doyouplantoseeitagain?M:Yes,I’dliketo.HaveseensawhavelearnthaveheardTipyesterdayjustnow时间+agolast+时间47ReliableManage

thetimebetterandworkhardwhenyouareyoung！

Hard-workingInfinityGems(无限宝石）48Heroes,youhavemorestonesanditseemsthatyouaremorepowerful.ButnoneofyouareascleverasI.Doyouhavethecouragetotakeonmychallengeofknowledge?Wearefearless!(无所畏惧)1.（2018南通）Itisalmosthalfayear

workersstartedbuildingtheundergroundLine1inNantong．A．whenB．beforeC．sinceD．After2.（2019常熟一模）—Look,Tom'sparentslooksosad.—Maybethey_______what'shappened.A.knewB.haveknownC.hasknownD.willknow3.（2019苏州相城一模）—Thefashionshowwillbegininhalfanhour,butSandyhasn'tturnedupyet.—Don'tworry.I______herandshe'ssuretobeheresoon.A.havecalledB.willcallC.amcallingD.call1.（2018苏州）我已经决定读一些书并游览一些名胜古迹。_____________________________________________________________2.（2018无锡）此事挂在我心头已有数月，但依然亳无头绪。Thismatter______________________________________,butIstillhaven’tg