Unit6NurturingNatureUsinglanguage-Presentperfectcontinuous第2课时学历案-高中英语选择性

枣庄三中实验高中校区高二年级上学期英语学历案编写教师：枣庄市实验高中英语统筹组长周敏使用日期：2023.9选必一Unit6NurturingNature（第2课时）Usinglanguage:Presentperfectcontinuous自主学习【学】【课标要求】1.本单元的主题语境是“人与自然”，涉及的主题语境内容是保护自然和自然文化遗产。2.语法部分的主要内容是现在完成进行时。3.本版块帮助学生深度聚焦语言的意义和功能，在真实的语境下进行思考和运用。【学习目标】理解现在完成进行时的用法，并在真实语境中运用。学习并运用环境保护相关的词汇和表达，增强环保意识。【自学评价】重点词组inthepast _____________inone’sownwords _____________forawhile _____________onsb’sshoulder _____________brushoff _____________pulloff _____________thankgoodness _____________areminderof _____________师生研学【研】【学习过程】Step1LanguageperceptionLookatthesentencesfromthereadingpassageandanswerthequestions.a.WildanimalssuchastheseTibetanantelopeshavenowbeenusingthesepassagesforyears.b....beforeIknowit,wehavereachedTanggulaStation.1.Whichofthesestatementsistrueaboutsentence(a)?(1)Wildanimalsstartedusingthesepassagesinthepast.(2)Wildanimalsusedthesepassagesonlyonce.(3)Wildanimalsstillusethesepassagesnow.2.Whatisthedifferencebetweentheexpressionsinboldinsentences(a)and(b)?Step2ThinkingLookformoresentenceswiththepastperfecttenseinthereadingpassage,andsummarizeitsuseinyourownwords.Step3Learning1.现在完成进行时的概念现在完成进行时表示动作从过去某一时间开始一直持续到现在,这个动作可能终止,可能还在进行。2.现在完成进行时的形式have/hasbeendoing3.现在完成时和现在完成进行时的区别1）在不用时间状语的情况下，现在完成进行时的动作不一定已经完成，很可能持续下去，而现在完成时一般表示动作已经完成。即现在完成进行时强调动作的延续性，而现在完成时强调动作的结果。a.Ihavebeendesigningsolarracingcars.我一直在设计太阳能赛车。b.Ihavedesignedfiveorsixdifferentcars.我已经设计了五六辆不同的小汽车了。2）现在完成进行时往往表示动作在重复，而现在完成时一般不表示动作的重复。a.Ihavebeentakingpartinracesforfouryears.我四年来一直在参加比赛。b.Howmanyraceshaveyoutakenpartin?你参加了多少场比赛了？3）现在完成进行时与所有进行时态一样带有感情色彩，可使表达显得生动，而现在完成时往往只表明一个事实、一种影响或结果，不带感情色彩。a.Whathaveyoubeendoing?Youlookedfedup.你一直在干什么呀？你看上去很不高兴。b.Ihavefinishedmyhomework.我已经完成了作业。4.常与现在完成进行时连用的时间状语现在完成进行时常与表示一段时间的状语连用，例如：allthetime,thisweek,allnight,thesefewdays,for…,since…等。a.Aprivatedetectivehasbeentailinghimforseveralweeks.一个私人侦探几星期以来一直跟踪他。b.Craiglovesoutdooractivities—heskisinwinterandhasbeenfishingandhuntingsincehewasachild.Craig热爱户外活动,冬天他去滑雪，他从小就开始钓鱼和打猎。Step4Usinglanguage1.pletethepassagewiththecorrectformoftheverbsinbrackets.(P65Activity2)2.Lookatthechartsandmakesentencesusingthepresentperfectcontinuoustense.(P65Activity3)训练提升【练】【当堂检测】单句语法填空1．She____________(recite)thewordsalltheevening.2．IworkinAmericanow，butI____________(work)inJapanfortenyears.3．Thousandsoffilms____________(produce)allovertheworldsofar.4．Itisthefirsttimethatshe____________(read)suchaninterestingbook.5．You____________(sit)attheputerallday.Youmustbetired.6．IloveinghereandseeingmyfamilyandallthefriendsI____________(make)overtheyears.7．I____________(read)halfoftheEnglishnovel，andI’lltrytofinishitattheweekend.8．Thetelephone____________(ring)foralmostaminute，whydoesn’tsomeoneanswerit?9．Since2011，thecountry____________(grow)morecornthanrice.10．Forthepasttwoyears，Gordon’sstudents____________(study)waystokillbacteriainzerogravity.阅读理解Busytrafficdoesn'tstopcreatureslikedeerandbearsfromcrossinghighways.And,sadly,theymaylosetheirlives.InjusttwoyearsalongapartofahighwayinUtah,USA,98deer,threemoose,twoelk,tworaccoons,andacougarwerekilledincarcollisions(碰撞)

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atotalof106animals.Peoplearealsohurt.About200dieeveryyearinthemorethanonemillionwildlifevehiclecollisionsinthecountry.

“Overthelast15years,suchcollisionshaveincreasedby50percent,”

saysRobAmentattheWesternTransportationInstitute(WTI).There'soneeffectivesolution,however:wildlifeunderpassesandoverpasses.“Youcangetreductionsof85to95percentwithcrossingsunderoroverhighways,”Amentsays.Thesebridgesandtunnelsareshowingupworldwide.In

Washington

State,alonga15milestretchofhighwayonI90,thereare20wildlifebridgesandsixunderpasses.Theyallowmanycreaturestocrosstheroad.Thesewildlifecrossingsaren'tjustaboutsavinganimalsfromaccidents.I90isanimportanteastwestlifelineinthestate.Butitpreventsmanyanimalsfrommovingbetweennorthandsouth.Theyhavetoproducetheiryoungamongcloselyrelatedmembers.Thisisreallyabigproblem.“Dyingouthappenswhenpopulationscan'tfindeachother.Thisisespeciallytrueforspeciesinoldgrowthforests,”sayswildlifebiologistPattyGarveyDarda.Oneofthemostsuccessfulexamplesofwildlifeoverpassesisin

Banff,

Canada.TonyClevengerisawildlifebiologistatWTI.Hehasbeenmonitoringwildlifeat

Banff

'ssixoverpasses(and38underpasses)foryears.“Grizzlybears,elk,deer,andmoosefavorbig,openstructures,”hesays.“Cougarsandblackbearsusesmallercrossings,withlesslightandmorecover.”Blackbears'naturalhomeisintheforest,sotheywon'tfeelfortableonalarge,opencrossingstructure,forexample.“Soononesideweshouldplanttrees,andontheothersidehaveareasthatareopen,plantedwithgrass,”Clevengersays.1.Whatdothenumbersinparagraph1show?

A.Thenewproblemfacedbydrivers.

B.Thedangerfromloudnoiseonhighways.

C.Theseriousproblemofwildlifevehicleaccidents.

D.Thegrowingnumberofcollisionsonhighwaysin

Utah.

2.WhichbestdescribesRobAment'sattitudetowildlifepasses?A.Doubtful.

B.Supportive.

C.Worried.

D.Mad.

3.WhyarewildlifecrossingsimportantforanimalsaccordingtoPattyGarveyDarda?

A.Theyareaboutspeciessurvival.

B.Theycanconnectdifferentspecies.C.Theyallowspeciestofindenoughfood.

D.Theyhelpcontrolthenumberofspecies.

4.WhathasTonyClevengerfound?

A.Banff

'soverpassesandunderpassesaresuccessful.B.Morewildlifecrossingsareneededin

Banff.C.Differentanimalspreferdifferentcrossings.

D.Manyanimalsfeelunsafeonthecrossings.=3\*ROMANIII.完形填空MynameisMariaHelenaCorreia,andIstudiedbiologyatcollege.After1,Ifirstworkedasalaboratoryresearcher.SinceFebruary,however,I'vebeenavolunteerofWWFGreece.Imadethe2

becauseI'minterestedinanimal

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andnature.WorkingontheEgyptianVultureNewLIFEproject,I

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toprotectvultures(秃鹫)fromdanger.Livestockbreeders(家畜饲养者)sometimesusepoisontokeeptheirlivestockfrombeing

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bywildanimals.Butthepoisonandthepoisonedanimalsareofteneatenbythevultures,whoendup

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.Tosavethevultures,wehavetoshowthelivestockbreedersthatthereareotherwaysof

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wildanimals.Forexample,I'vebeenhelping

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electricfenceswhichcanputwildlifeoff.Nowtheyhave

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theirideasofusingpoisontodealwithwildlifeattacksandacceptedthatfencescanbeabetter

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.Untilnow,Ihavehadnothingbut

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memoriesofworkinghere.Forexample,thelivestockbreedersandtheirfamilieswereespecially

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whenwegavethemnewelectricfencesanddogs.Theyappreciatedourhelpsomuchthatthey

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usthebestfoodfromtheirfarms.AsImentionedbefore,Iusedtoworkasaresearcherinalaboratory.Butmyexperienceherein

Greece

haschangedmylife

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.NowIwantto

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thisworkinthefutureandhelpmorepeopleandanimalsinneed.1.A.graduation

B.marriage

C.birth

D.class

2.A.difference

B.cut

C.decision

D.mistake3.A.testing

B.protection

C.behavior

D.disease4.A.try

B.remember

C.happen

D.refuse5.A.watched

B.loved

C.raised

D.attacked6.A.crying

B.runn