人教版新教材必修二Unit2WildlifeProtectionAssessingYourProgress課件（45張）

2020學年度人教版新教材必修二Unit2WildlifeProtectionUnit2WILDLIFEPROTECTIONUsetheusefulwordsandexpressionsinthisunitinpropersituations.Usepresentcontinuouspassivevoicecorrectlytoexpressyourideas.Usetheverbswithrighttensewhenexpressyourideasofwhatishappeningnow.Doyouknowthislogo?TheWorldWideFundforNature(WWF)isaninternationalnon-governmentorganizationworkingonissuesabouttheconservation,researchandrestorationoftheenvironment.Itistheworld’slargestindependentconservationorganizationwithover5millionsupportersworldwide,workinginmorethan90countries,supportingaround1300conservationandenvironmentalprojectsaroundtheworld.BackgroundknowledgeUsekeywordsandtheirphrasesinpropersituationCompletethephrasesandusethemtofinishthepassage.aboutforofouttoupadapt_____die_____beconcerned_____search_____put_____beaware_____toout/ofaboutforup/outofYoushouldfirstreadthroughthewholepassagetogetthemainideaofit.Decidethephrasethateachblankneeds.Payattentiontothetenseandvoicethattheverbshoulduse.TheWorldWildFundforNature(WWF)_______________themanyspeciesofplantsandanimalsthat____________aroundtheworld.TheWWFwantsmorepeopleto__________theproblem,sotheywillstophurtingwildlifeand________solutions.Veryfewpeopleinmodernsocietyactuallyintendtoharmanimals.Mostpeopledonotrealisethatmanyanimalspeciescannot________thechangesbroughtaboutbymoderncivilisation.It’sforthisreasonthattheWWFconstantly________informationtostiruppublicinterestinthewelfareoftheplanet.isconcernedaboutaredyingoutbeawareofsearchforadapttoputsoutWhatdoestheWWFdotoprotectwildlife?UsepresentcontinuouspassivevoiceinthepropersituationBackgroundknowledgewolverine(貂熊)BackgroundknowledgeThewolverineisapowerfulanimalthatlookslikeasmallbearbutisactuallythelargestmemberoftheweasel(鼬)family.TheyneedalotofroomtowanderaroundsotheyusuallyliveinthenorthernaltitudeofEurope,AsiaandNorthAmerica.Theyeatplantsandberriesaswellasmeat.Wolverines’furthatoncemadethematargetinNorthAmerica.Nowtheanimalsareprotectedinmanyareas.Youshouldfirstreadthroughthewholepassagetogetthemainideaofit.Decidethetensethateachverbshoulduse.Decidewhetheritshouldusepassivevoicebyanalyzingthemeaning.Itmayseemthatprotectingwildlifeissomethingfarfromthelifeofahighschoolstudent,butinfact,alot____________(do)byyoungpeoplearoundtheworld.InWashingtonState,USA,wolverines(貂熊)______________(study)byscientistsinanefforttolearnhowtopreservethepopulation.However,duringthewinter,it’sdifficulttoattracttheanimalstocamerashiddeninsnowyforests.Readandcompletethepassagewiththepresentcontinuouspassivevoiceoftheverbsinbrackets.isbeingdonearebeingstudiedAgroupofstudentsheardabouttheproblemandcreatedaspecialdevicewhich__________(test)deepinasnowyforestnow.Theirinvention___________(use)tosendoutacertainsmellnearthecameras.Theshyanimalsareattractedbythesmellandcomingaroundthecameras.They________________(observe)byaconservationresearcher.isbeingtestedisbeingusedarebeingobservedWhatdoyouthinkoftheinvention?Usewordsandexpressionsinthisunit1.…wolverinesarebeingstudiedbyscientistsinanefforttolearnhowtopreservethepopulation.preserve

vt.

①tosavesomethingorsomeonefrombeingharmedordestroyed

維護；保護②tomakesomethingcontinuewithoutchanging保持；維持【歸納】n.v.保護區(qū)；專門領(lǐng)域preservern.保護人;維護者;保存者preservation

n.保護；維護；保存；保留preservative

adj.(用來)保護的；保存的

n.保護劑；防腐劑preserve...from...

保護……免于……拓展preserveegWemustencouragetheplantingofnewtreesandpreserveourwoodlands.Hetriedtopreserveanormalfamilylifeindifficultconditions.【語境應(yīng)用】補全句子。1)Youcan___________________________(用糖保存水果).2)Football___________________________(再也不是男人的專利了).3)Theyspentalotofmoneyto

______________________(維護這座古城堡).4)Weshouldtakemeasuresto_____________________________________(保護環(huán)境免受污染).preservefruitinsugarisnolongerthepreserveofmenpreservetheoldcastlepreservetheenvironmentfrompollutionpreserve指“防護；保存……以免被分解或腐爛”。defend“保衛(wèi)；防御”，應(yīng)用范圍較廣，對象可具體、可抽象。guard指“注意觀察；戒備；以免受到可能的攻擊或傷害”。protect指“保護……以免遭危險或受傷害”。preserve,defend,guard,protect【語境應(yīng)用】選用以上四個詞的適當形式填空。1)Weshouldtryourbestto________thetemple,whichdatesbacktomorethan1,000yearsago.2)Wearealwaysreadyto________ourcountryagainstinvaders.3)Youcan_________meatorfishinsalt.preservedefendpreservecertainadj.①confidentandsure,withoutanydoubts肯定的②ifsomethingiscertain,itwillhappenoristrue必然的；確實的③usedtotalkaboutaparticularperson,thingetcwithoutnamingthemordescribingthemexactly某個；某些2.Theinventionisbeingusedtosendoutacertainsmellnearthecameras.becertainof/about…

對……確定/有把握becertainthat…

肯定……makecertainthat…

核實；確保forcertain

確定；無疑egIamcertainthatIcanpasstheexam.Iamnotcertainaboutthetimewhenitbegan.Weneedtomakecertainthatit’sgoingtofitatfirst.Iknowforcertainthatthebookisintheroom.【語境應(yīng)用】完成句子。1)他肯定會同意。Heis________________________.2)我肯定她看見我了。I'm________________________________.3)你得快點出發(fā)，好確保準時到達那里。You'llhavetoleavesoon________________

gettingthereontime.certaintoagreecertainthatshesawme

tomakecertainof4)因為某種原因，我不能出席這次會議。

_____________________Iwillbeunableto

attendthemeeting.5)某些在場的人不愿意進一步討論這個問題。________________thosepresentwere

unwillingtodiscussthematterfurther.Forcertainreasons

Certainofintend

vt.

①Ifyouintendtodosomething,youhavedecidedorplannedtodosomething.想要，打算②Ifsomethingisintendedforaparticularpurpose,ithasbeenplannedtofulfillthatpurpose.Ifsomethingisintendedforaparticularperson,ithasbeenplannedtobeusedbythatpersonortoaffecttheminsomeway.準備，預(yù)留(某用途或給某人用)3.Veryfewpeopleinmodernsocietyactuallyintendtoharmanimals.【歸納】

intend用法拓展beintendedforsb./sth.

是為某人/某物而設(shè)計的

havenointentionofdoingsth.無意做某事;不打算做某事intentionn.意圖,目的;打算intendsb.todosth.

打算讓某人做某事intendthat…

打算……intendtodo/doingsth.

打算做某事egWhatdoyouintendtodowhenyougettotheplace?Themoneyisintendedforthedevelopmentofthetouristindustry.【語境應(yīng)用】單句填空。1)Theuniversityisknownforitslanguageandculturecourses_________(intend)forinternationalstudents.(2018北京)2)Ihaveno__________(intend)ofretiringjustyet.漢譯英。3)我打算在那兒過夜。intendedintentionIintendtospendthenightthere.4.ItisforthisreasonthattheWWFconstantlytoputsoutinformationtostiruppublicinterestinthewelfareoftheplanet.Itis…(被強調(diào)部分)that…強調(diào)句式使用強調(diào)句時，應(yīng)注意以下幾個方面：在強調(diào)句中,如果被強調(diào)的部分指人,連詞用who或that,其余的用that。e.g.Itwasmysisterwho/thatfirsthadtheideatocyclealongtheentireMekongRiver.

Itisnothowmuchyoureadbutwhatyoureadthatcounts.

強調(diào)句的一般疑問句形式是:Is/Wasit...that/who...?

強調(diào)句的特殊疑問句形式是:疑問詞+is/was+it+that/who...?e.g.Wasitonthatfarmthatthepolicefinallyfoundtheabandonedtruck?

Whenwasitthatyourfatherbegantoworkinthiscompany?notuntil引導的時間狀語從句用在強調(diào)句中的結(jié)構(gòu)是:Itis/wasnotuntil...that...。e.g.

Itwasnotuntilyesterdaythat

IknewTomhadresigned.【語境應(yīng)用】單句填空。1)ItisI____________aminvitedtoattendtheopeningceremonyofthemeetingtomorrow.

是我被邀請出席明天會議的開幕式。句型轉(zhuǎn)換。2)Hedidn’tattendthemeetingbecausehewasill.(強調(diào)原因狀語從句)→_____________________________hedidn’tattendthemeeting.who/thatItwasbecausehewasillthat3)Ididn’trealizethatshewasafamousfilmstaruntilshetookoffherdarkglasses.(強調(diào)notuntil)→_________________shetookoffherdarkglassesthatIrealizedshewasafamousfilmstar.4)Whatpreventedhimfromcomingintime？

(強