外研英語八下

外研英語八下第1頁/共44頁Unit1

I'vealsoenteredlotsofspeakingcompetitions.第2頁/共44頁現(xiàn)在完成時(I)現(xiàn)在完成時用來表示在以前某個時間已經(jīng)發(fā)生的行為或曾經(jīng)做過的事情對目前有某種影響。還可以表示到目前為止曾經(jīng)經(jīng)歷過或沒有經(jīng)歷過的事情?？隙?主語+have/has+過去分詞+其它。IhavevisitedBeijingtwice.否定:主語+have/has+not+過去分詞+其它。第3頁/共44頁TowerBridgeLondonHaveyouevervisitedtheTowerBridgeinLondon?No,Ihaven't.Ihaven'tevervisitedtheTowerBridgeinLondon.Yes,Ihave.第4頁/共44頁TheOperaHouseSydneyHaveyouevervisitedtheOperaHouseinSydney?No,Ihaven't.Yes,Ihave.第5頁/共44頁EiffelTowerFranceHaveyouevervisitedtheEiffelTowerinFrance?No,Ihaven't.Yes,Ihave.第6頁/共44頁DisneylandAmericaHaveyouevervisitedDisneylandinAmerica?第7頁/共44頁TheWhiteHouseAmerica第8頁/共44頁TheTian’anmenSquareBeijing第9頁/共44頁everexcitingtiredvisitwonderfulListenandnumberthewordsasyouhearthem.12345第10頁/共44頁Linglinghasvisited/hasn’tevervisitedtheUS.Bettyhasasked/hasn’taskedherparents.Linglinghastravelled/hasn’ttravelledbyplane.Listenagainandchoosethecorrectanswers.第11頁/共44頁----Haveyoueverwatchedthefilm?----Yes,Ihave.----No,Ihaven't.watch--watched--watchedIhavewatchedthefilm.Ihaven'twatchedthefilm.第12頁/共44頁learnthepianolearn--learnd--learnedlearn--learnt--learntIhavelearnedthepiano.Haveyoulearnedthepiano?第13頁/共44頁makecookiesmake--made--madeIhaveevermadesomecookies.Haveyouevermadecookies?第14頁/共44頁eatapplepieseat--ate--eatenHaveyouevereatenapplepies?第15頁/共44頁rideahorseride--rode--riddenHaveyoueverriddenahorse?第16頁/共44頁flyakitefly--flew--flownHaveyoueverflownakite?第17頁/共44頁readthisnovelread--read--readHaveyoueverreadthisnovel?第18頁/共44頁swimintheseaswim--swam--swumHaveyoueverswuminthesea?第19頁/共44頁learnthepianoswimintheseareadthisnovelmakecookieswatch/seethefilm第20頁/共44頁第21頁/共44頁NameExperienceYesNoLinglinghasownsomeprizes.hasalwayswantedtogoonadreamholiday.Tonyhasenteredlotsofspeakingcompetitions.haswonsomeprizes.hastravelledalot.√√√√√Linglinghasn'twonanyprizes.第22頁/共44頁第23頁/共44頁dreamprizescompetitionaffordpityinvited第24頁/共44頁現(xiàn)在完成時(I)現(xiàn)在完成時用來表示在以前某個時間已經(jīng)發(fā)生的行為或曾經(jīng)做過的事情對目前有某種影響。還可以表示到目前為止曾經(jīng)經(jīng)歷過或沒有經(jīng)歷過的事情。第25頁/共44頁◆肯定式:主語+助動詞have/has+過去分詞+其它。如:Theyhavespentalltheirmoney,sotheyhavetowalkhome.

他們把所有的錢都花光了,只好步行回家。[注意]

這里的have/has是助動詞,沒有具體意義。當(dāng)主語是第三人稱單數(shù)時,助動詞用has,其余人稱用have。1.句式結(jié)構(gòu):第26頁/共44頁◆否定式:主語+助動詞have/has+not+過去分詞＋其它。如:Shehasn’ttravelledonatrainyet.

她還未坐過火車旅行。[注意]havenot,hasnot的縮略式分別為haven’t,hasn’t。第27頁/共44頁◆一般疑問式:Have/Has+主語+過去分詞+其它?如:—Haveyouevermadedumplings?

你曾包過餃子嗎？

—Yes,Ihave.

是的,我包過。第28頁/共44頁[注意]把陳述句中的have或has放到句首,句末用問號,同時把句中的some,already改為any,yet就構(gòu)成了一般疑問句?？隙ɑ卮?Yes,主語+have/has.否定回答:No,主語+haven’t/hasn’t.否定回答也可以用：No,notyet./No,never.等。第29頁/共44頁IhavebeentoNewYork.Idon’twanttogothereagainthissummer.

我去過紐約，這個暑假我不想再去了?！狧aveyoureceivedhisletter?

你收到他的信了嗎？—Yes,Ihave./No,Ihaven’t.

是的,我收到了。/不,我沒有。Haveyouevertriedwesternfood?

你吃過西餐嗎？第30頁/共44頁過去分詞的構(gòu)成:規(guī)則動詞

①動詞后加-ed,如：

work—worked,cook—cooked。②以e結(jié)尾的動詞加-d,如：

live—lived,like—liked。③以“輔音字母+y”結(jié)尾的動詞將y改為i再加-ed,如：

try—tried,carry—carried。④末尾只有一個輔音字母的重讀閉音節(jié)詞,先雙寫這個輔音字母,再加-ed,如：stop—stopped,drop—dropped。第31頁/共44頁(2)不規(guī)則動詞

不規(guī)則動詞的過去分詞形式需要特殊記憶,如：

see—seen,be—been,take—taken第32頁/共44頁Unit2TheyhaveseenthePyramids.第33頁/共44頁thePyramidsinEgyptPyramidsfunctionedastombsforpharaohs.第34頁/共44頁1.WhichinterestingplacesinChinahaveyouvisited?2.HaveyoueverseentheGreatWall?3.Haveyouevervisitedanothercountry?第35頁/共44頁1.HowlonghavetheRobinsonsbeeninEgypt?

Twoyears.2.WhydotheyliveinCairo?

BecausePeter’scompanysendshimtowork

andhisfamilygowithhim.3.WhathavetheyseenanddoneinEgypt?

TheyhaveseenthePyramids,travelledonaboatontheNileRiver,andvisitedthepalacesandtowersofancientkingandqueens.第36頁/共44頁4.WhatdoMikeandClarefinddifficultaboutArabic?

ThislanguageisdifferentfromEnglishinmanyways,andtheyfindithardtospellandpronouncethewords.5.WhodotheymissintheUS?

TheymisstheirfriendsintheUS.6.Aretheylookingforwardtogoinghome?

Yes,theyarecountingdownthedays.第37頁/共44頁ReadParagraph1andfillintheblanks.Hello,I’mMikeRobinson.I’m____yearsold.Icomefrom__________.Clareismysister.Sheisfourteen.Wearein_______inEgyptnow.______isoneofthe________and_______citiesinAfrica.15AmericaCairoCairobiggestbusiest第38頁/共44頁MikeandClarehavelearntalittle________.Thislanguageis__________fromEnglishinmanyways.________and____________thewordsisdifficultforthem,buttheystillenjoylearningit.Theyhavelearnt__________,________,_______and______.Theyoften_____thelanguages.ReadParagraph4andfillintheblanks.ArabicdifferentSpellingpronouncingGermanFrenchChineseArabicmix第39頁/共44頁第40頁/共44頁Theyhavebeentomanyin