Unit+1+Period+3 牛津譯林版英語八年級下冊

譯林版初中英語譯林版八年級下冊Unit1Period3Grammar新課導(dǎo)入EnjoythesongHaveyoueverlovedsomebodySomuchitmakesyoucry(somuch)Haveyoueverneededsomethingsobad(sobad)Youcan'tsleepatnightHaveyouevertriedtofindthewordsButtheydon'tcomeoutrightHaveyoueverHaveyoueverHaveyoueverbeeninloveBeeninlovesobadYou'ddoanythingTomakethemunderstandHaveyoueverhadsomeoneStealyourheartawayYou'dgiveanythingTomakethemfeelthesame(HaveyoueversearchedforwordsTogetyouintheirhearts)Butyoudon'tknowwhattosayAndyoudon'tknowwheretostart12能熟悉并能正確運(yùn)用本課時的重點(diǎn)單詞和短語。能掌握現(xiàn)在完成時的基本結(jié)構(gòu)和用法。3能掌握動詞過去分詞的變化規(guī)則。預(yù)習(xí)檢測1.—Ihave_________gottothetrainstation.Whataboutyou?—Not_________.I'monthewaytothestation.A.yet;alreadyB.already;alreadyC.yet;yetD.already;yet2.ImissJimsomuch.Ihaven'tseenhim_________Imovedhouse.A.forB.since C.if D.whenDB3.—Kitty,willyougotoseethefilmMyPeople,MyCountrythisevening?—No,I______ittwice.A.willseeB.sawC.seeD.haveseen4.Noisepollutionwasaseriousproblemhere______.A.sincethenB.inthefutureC.onceaweekD.inthepast5.John,you_____thecomputergamesfortwohours.It'sbadforyoureyes.A.playedB.haveplayed C.wereplaying D.playDDB知識梳理already已經(jīng)，常用于肯定句中。since自……以來，1)since+時間點(diǎn)；2)since+時間段+ago；3)since+從句。yet已經(jīng)，常用于否定句，疑問句尾。for長達(dá)……，for+時間段。recently最近，常用于肯定句，否定句或疑問句中。ever曾經(jīng)，常用于疑問句。just剛剛，用于肯定句中。現(xiàn)在完成時常見狀語的用法Adverbsoftimealready&yetalready一般用于肯定句中。yet一般用于否定句和疑問句中。e.g.Wehavealreadyfinishedourhomework.我們已經(jīng)完成了作業(yè)。Theyhaven'tfinishedtheirhomeworkyet.他們還沒完成作業(yè)。*Mysisterhasn'treturnedfromJapan_______.(already/yet)Yes.Shehasgotmarried__________.(already/yet)yetTip:“already”可用在句中或句末.“yet”只用在句末alreadyAdverbsoftimeever&never多用于否定或疑問句中，表示“曾經(jīng)”或“從未”等e.g.HaveyoueverwatchedtheWorldCup?你們曾經(jīng)看過世界杯嗎？IhaveneverwatchedtheWorldCup.我從沒看過世界杯。*Hasyougrandfather_________reade-books?(never/ever)No,hehas________readane-book.(never/ever)nevereverAdverbsoftimejust

&

before用表示到說話時為止的時間狀語,e.g.Ihaveseenherbefore,butIcannotrememberwhere.我以前見過她，但記不起在哪里見過。Lucyhasjusthandedinherhomework.Lucy剛剛已經(jīng)提交了她的作業(yè)。*Ihave____watchedawonderfulfilm.It'sreallyinteresting.(just/before)Lilyhaswatchedit_______,butshedidn'tlikeit.(just/before)justbefore現(xiàn)在完成時的基本結(jié)構(gòu)和用法Shehashadbreakfast.她吃過早飯了。TheyhavebeentoHongKongonce.Hehaslivedherefortwoyears.他們?nèi)ミ^香港一次。他已經(jīng)住這兩年了。用法1：現(xiàn)在完成時表動作發(fā)生在過去并對現(xiàn)在造成影響。（她現(xiàn)在不餓）用法2：現(xiàn)在完成時表動作發(fā)生在過去并一直持續(xù)到現(xiàn)在，有可能繼續(xù)持續(xù)下去。用法3：現(xiàn)在完成時表到現(xiàn)在為止某動作發(fā)生了多少次?，F(xiàn)在完成時的用法現(xiàn)在完成時的基本結(jié)構(gòu)結(jié)論：現(xiàn)在完成時的肯定句結(jié)構(gòu)為____________________________________Ihavejusteatenit.Youhave

cleanedupthewindow.She/He/hasvisitedBeijingthreetimes.Ithassleptthreehours.1主語+have/has+過去分詞(+其他).結(jié)論：現(xiàn)在完成時的否定句結(jié)構(gòu)為______________________________________Ihavenot

justeatenit.Youhavenot

cleanedupthewindow.She/He/hasnotvisitedBeijingthreetimes.Ithasnotsleptthreehours.2主語+havenot/hasnot+過去分詞(+其他).Tip:havenot=haven'thasnot=hasn't—Haveyoueatenit?—No,Ihaven't./Yes,Ihave.—Hasshe/hevisitedBeijingthreetimes?—No,she/hehasn't./Yes,she/hehas.—Hasitsleptthreehours?—Yes,ithas./No,ithasn't.3結(jié)論：現(xiàn)在完成時的一般疑問句結(jié)構(gòu)為______________________________________________________________________________________________________Have/Has+主語+過去分詞

(+其他)？肯定回答：Yes,主語+has/have.否定回答：No,主語+hasn't/haven't.Howlonghaveyoulived?Whathasshe/heeatenforbreakfast?Whathasthegovernmentdonetopartofthetowncentre?Wherehasshetravelledrecently?4結(jié)論：現(xiàn)在完成時的特殊疑問句結(jié)構(gòu)為________________________________________特殊疑問詞+have/has+主語+過去分詞

(+其他)?MrWuasksthestudentstocompletethesentencesbelowusingthepresentperfecttense.Helpthemcompletethesentences.1.They_____________(finish)theirhomeworkalready.2.John________never_________(visit)China.3.MrLi____________(repair)overtenbicyclessinceMonday.4.We____________(notsee)eachotherforyears.5.Myparents_____________(notcome)backyet.6.Ourteacher__________(teach)usalotaboutthehistoryofChina.havefinishedhasvisitedhasrepairedhaven'tseenhaven'tcomehastaughtMillieandSandyaretalkingaboutafilmaboutthehistoryofBeijing.Completetheirconversationwiththecorrectformsoftheverbsinbrackets.Millie:______you_____(see)anyfilmsrecently,Sandy?Sandy:No,Ihaven't.Whataboutyou?Millie:I_____(see)onelastSaturday.Sandy:What'sitabout?Millie:It'saboutthechangesinBeijingoverthepastcentury.Fromthisfilm,I__________(learn)moreaboutBeijing'spastandpresent.Sandy:Oh,IthinkI__________(hear)aboutthefilm.Doyouplantoseeitagain?Millie:Yes,I'dliketo.Haveseensawhavelearnthaveheard活動小結(jié)通過以上的活動，我們學(xué)習(xí)了：現(xiàn)在完成時由_____________________________構(gòu)成；肯定形式為：_________________________________；否定形式為：_________________________________；一般疑問句形式為______________________________；特殊疑問句形式為______________________________________________。當(dāng)堂檢測見DCF課件have/has+動詞過去分詞形式主語+have/has+過去分詞(+其他.)Have/Has+主語+過去分詞(+其他)?主語+havenot/hasnot+過去分詞(+其他).特殊疑問詞+have/has+主語+過去分詞(+其他)?探究二動詞過去分詞的變化規(guī)則FreeTalk1.Trytosaytherulesofformingthesimplepasttenseofregularverbs.2.Canyouthinkoftherulesofformingthepastparticiplesofregularverbs?規(guī)則動詞的過去分詞的構(gòu)成1.大多數(shù)的動詞的過去分詞是規(guī)則的，只需在動詞后加-ed；

work→workedlisten→listenedjump→jumpedvisit→visited2.在以-e結(jié)尾的動詞后只加-d；

close→closedlike→likedagree→agreedmove→moved3.在以輔音字母加y結(jié)尾的動詞，應(yīng)將y改為i再加ed；study→studiedcarry→carriedtry→triedworry→worried4.以重讀閉音節(jié)結(jié)尾的動詞，要雙寫末尾的輔音字母再加-ed；

stop→stoppeddrop→dropped不規(guī)則動詞的過去分詞的構(gòu)成1.有些動詞的原形和過去分詞相同；

put→puthurt→hurtbecome→becomerun→run2.改變單詞中的元音字母；

sit→satwin→wonhold→held3.改變單詞中的輔音字母；

lend→lentspend→spentsend→sent4.改變單詞中的元音字母和輔音字母；

keep→keptsleep→sleptteach→taughtcatch→caughtbuy→bought5.其他;

say→saidpay→paidgive→giveneat→eatenRegularverbsIrregularverbsBaseformPastparticipleBaseformPastparticiplevisitvisitedhithitrepairrepairedputputlivelivedmeetmetmovemovedmakemadetrytriedsellsoldstudystudiedgivegivenfitfittedwritewrittenplanplannedthinkthought動詞的過去分詞MrWuwantsthestudentstopractiseusingthepresentperfecttense.Helpthemwritethepastparticiplesoftheverbsbelow.1borrow_______2hope______3make______4get______9say______10grow______11hit______12enjoy______5plan_______6cry_______7send_______8watch_______borrowedhopedmadegotplannedcriedsentwatchedsaidgrownhitenjoyed活動小結(jié)通過以上的活動，我們學(xué)習(xí)了：動詞過去分詞的變化規(guī)則：1.大多數(shù)詞后加_____;2.以字母e的詞后加_____;3.以一個輔音字母結(jié)尾的重讀閉音節(jié)，雙寫最后一個輔音字母再加_____;4.以輔音字母+y結(jié)尾的詞，將y改為__,再加____。當(dāng)堂檢測見DCF課件eddedied當(dāng)堂檢測一、根據(jù)句意及提示完成下列句子。1.HowlonghasMrSmith________(teach)Englishsofar?2.NocountryhasmadesuchgreatprogressasChineseinthe_________(過去的)thir