Unit2WildlifeProtectionDiscoveringusefulstructures語法課件高中英語人教版

WildlifeProtectionB2U2Discoveringusefulstructures現(xiàn)在完成時(shí)的被動語態(tài)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喂養(yǎng)give-gave-given給予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.現(xiàn)在進(jìn)行時(shí)的被動語態(tài)★現(xiàn)在進(jìn)行時(shí)的被動語態(tài)結(jié)構(gòu)肯定式：am/is/are+being+過去分詞否定式：am/is/are+not+being+過去分詞一般疑問式：Am/Is/Are+主語+being+過去分詞特殊疑問式：特殊疑問詞+Am/Is/Are+主語+being+過去分詞★現(xiàn)在進(jìn)行時(shí)的被動語態(tài)用法現(xiàn)在進(jìn)行時(shí)的被動語態(tài)強(qiáng)調(diào)主語是動作的承受者，表示說話時(shí)正在進(jìn)行著的被動動作、現(xiàn)階段正在進(jìn)行著的被動動作或?qū)⒁l(fā)生的動作。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：主語+

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

am/is/arenot+beingdone一般疑問式:

Am/Is/Are

+主語+

beingdone現(xiàn)階段正在被進(jìn)行的動作特殊疑問式:特詞+am/is/are

+主語+

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

bythelocalpeople.arebeingtakencareofTheirhabitat______________(rebuild)bythegovernment.isbeingrebuiltThegovernment___

always___________

(praised表揚(yáng)，稱贊)bythepublicfortheireffortstoprotecttheendangeredAfricanelephants.isbeingpraisedHomeworkAssignmentPart5Wetland濕地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