Unit2WildlifeProtectionDiscoveringusefulstructures语法课件高中英语人教版

WildlifeProtectionB2U2Discoveringusefulstructures现在完成时的被动语态LearningObjectivesBytheendoftheclass,youwillbeableto:1.learnabouttheformandfunctionofthepresentcontinuouspassivevoice

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bebeingdone;2.reportanongoingeventbyusingthepresentcontinuouspassivevoice

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bebeingdone;3.describethecurrentsituationoftheendangeredanimalsandthemeasurestohelpthembyusingthepresentcontinuouspassivevoice

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bebeingdone.WarmingupPart1Wow,howcutetheseelephantsare!Asareporter,Icansharemorewithyou,comewithme!Lookattheseposters.Canyoudescribethembyusing“beV-ing”?Atouristispattingtheelephant.Atouristisridingontheelephant.Anelephantisplaying

atourist’shat.Canwerewritethesentenceslikethese：1.Theelephant_____________________2.Theelephant_____________________

3.Atourist’shat_______________________

ispattedbyatourist.isriddenbyatourist.isplayedbyanelephant.Howaboutcombiningthetwosentencestogether?Wewillgetthesentencesasfollow:Anelephantisbeingpattedbyatourist.Anelephantisbeingriddenbyatourist.Atourist’shatisbeingplayedbyanelephant.Discoveringtherules(form)Part2Anelephant

gentlybyatourist.Anelephant

byatourist.Atourist’shat

byanelephant.Let’sreadthesentencestogetherandpayattentiontothepatternsinred.Fromthesentencesabove,wecanconcludethestructureofthepresentcontinuouspassivevoice:_____+________+______________.Thesentencepattern:_______+am/is/arebeing+_____________(+by+subject)be

beingpastparticipleobjectpastparticipleisbeingpattedisbeingriddenisbeingplayedStudyingtherules(meaning)Part3Oneelephant___________(feed)byitskeeper,whiletheother_____________(give)anyfoodnow.isbeingfedTheseelephants_________________(bath)bytheirkeepers.

arebeingbathedisn’tbeinggiven小象的故事—前篇feed-fed-fed喂养give-gave-given给予What’smore,

tothepublic’sanger,theendangeredAsianelephants____always__________(hunt)byillegalhunters.arebeinghuntedTheirhabitats________________(destroy)andtheirnormallife________________.(disturb)arebeingdestroyedisbeingdisturbedToourdeepsorrow,elephants_______________(hunt)andtheirivories(象牙)____________(sell)secretlyontheblackmarket.arebeinghuntedarebeingsoldsell-sold-sold出售Summarizetherulesonyourown.现在进行时的被动语态★现在进行时的被动语态结构肯定式：am/is/are+being+过去分词否定式：am/is/are+not+being+过去分词一般疑问式：Am/Is/Are+主语+being+过去分词特殊疑问式：特殊疑问词+Am/Is/Are+主语+being+过去分词★现在进行时的被动语态用法现在进行时的被动语态强调主语是动作的承受者，表示说话时正在进行着的被动动作、现阶段正在进行着的被动动作或将要发生的动作。Applyingtherules(use)Part4Completethesentenceswiththecorrectformsofthegivenverbs.1.Anewlibrary_______________

(build)inourschool.Itwillopennextyear.2.Conservationprogramsforwildanimals__________________(welcome)bythepublic.3.What_________________(do)inyourtowntoprotectlocalwildlife?4.

______

measures______________(take)tostopsuchathingfromhappeningagain?isbeingbuiltarebeingwelcomedisbeingdonebeingtakenArePractice5.Mum,mycomputer______________

(repair).CanIuseyoursfor

awhile?6.ltisbelievedthatmanyplantspecies__________________(threaten)withextinction.7.Mymobilephone

________________

(charge)now.CanIuseyourstomakeaphonecall?isbeingrepairedarebeingthreatenedisn’tbeingchargedCompletethesentenceswiththecorrectformsofthegivenverbs.PracticeSummary肯定式：主语+

am/is/are+beingdonebe（am/is/are)always/constantly…beingdone否定式：主语+

am/is/arenot+beingdone一般疑问式:

Am/Is/Are

+主语+

beingdone现阶段正在被进行的动作特殊疑问式:特词+am/is/are

+主语+

beingdonebebeingdoneMeasures_____________(take)bythegovernmenttoprotecttheAfricanelephants.arebeingtakenPractice小象的故事—后篇They_____________________(takecareof)

bythelocalpeople.arebeingtakencareofTheirhabitat______________(rebuild)bythegovernment.isbeingrebuiltThegovernment___

always___________

(praised表扬，称赞)bythepublicfortheireffortstoprotecttheendangeredAfricanelephants.isbeingpraisedHomeworkAssignmentPart5Wetland湿地Isthesceneryfascinating?However,somethingterribleisbeingdonetothewetland

...Inthewetlandofmyhometown,therearemanydifferentkindsofanimals,includingwildbirds,fish,snakes,insectsandsoon.WhenIwasinprimaryschool,Ioftenwenttherewithmyfriendstowatchthebirdsandstudythem.Itwasaninterestingplaceforus.Butthingshavebeguntochangeinrecentyears.LiuTaowouldliketoexpresshisconcernoverthewetlandinhishometown.Helphimfinishthepassagewiththepresentcontinuouspassivevoiceoftheverbsinbrackets.Smallbirds______________(catch)withnets.Wildducks____________(sell)atfoodmarkets.Fishandsnakes_____________(kill)forfoodinrestaurants.Andevenworse,thewetland_______________(destroy).Someparts________________(cover)withnewhouses.Youcanseerubbisheverywhere.Thewetland_____________(pollute)seriouslyeveryday.Iamveryworriedaboutit.Whatcanwedo?arebeingcaughtarebeingsoldarebeingkilledisbeingdestroyedarebeingcoveredisbeingpollutedThankyou!Choosethesuitableverbformstocompletethesentences.1.I’m(working/beingworked)athometodaybecausemyofficeis(painted/beingpainted).2.Thealarmingreportis(written/beingwritten).It’llbefinishedsoon.3.Whatpartofthecityis(attacked/beingattacked)now?TIPS:1.Readthesentencecarefullytomakesurewhetheritispropertousepresentcontinuoustense.2.Analyzetherelationshipbetweenthesubjectanditsverbtodecidewhetheritispro