Unit3TheWorldofScienceUsinglanguagePresentperfectpassive課件-高中英語

..Unit3:TheworldofscienceUsingLanguage:Presentperfectpassive

Attheendoftheclass,you’llbeableto:1.Reviewthewordsoftheunit32.LearntoidentifyPresentperfectpassive.3.UnderstandthebasicknowledgeaboutPresentperfectpassive.4.Writesentencesusingthepassive.produceproductproductivereceiveReviewthewordscustomcustomscustomercostumeReviewthewordsReviewthewordscreatecreatorcreativeexpressexperienceReviewthewordschoicechancemanageserviceconsiderReviewthewordsentermetalmentalcorrectReviewthewordsavoidpromoteproveimprovearrangeReviewthewordsorganiserecognisecourseimpactappreciateReviewthewordsboardaboardabroadbroadReviewthewordsresearchdatadecreaseincreaseReviewthewordspressureestablishreleasetraditional.Fillintheblanksaccordingtotheinterview.hasbeeninventedhavebeenusedhavebeenmadehasjustbeenpublishedLead-in.Areyoufamiliarwiththesesounds?Lead-inYouhavebeenslain.Anallyhasbeenslain.slay--slew/slayed--slain/slayed擊殺Presentperfectpassive現(xiàn)在完成時(shí)的被動(dòng)語態(tài)done.Whatisthetensemadeupof?

have/has

been

done

have/has

done

bePresent

perfectPassivevoicePresent

perfectpassiveIdentifythetense.Understandthetense1.Someonehasasked“you”aboutthetitleofyourbookbefore.2.Peoplehaveused3Dprinterstomakereplacementheartsandboneparts.Presentperfectpassive.Understandthetense3.Whatisthedifferencebetweenthetwogroupsofsentences?4.Whydoestheauthorchoosetousethepassiveforminsteadoftheactiveforminthereadingpassage?passiveformactiveformToemphasisewhathasbeendone,ratherthanwhoorwhatdoestheaction.PresentperfectpassiveUnderstandthetenseWhentousethePresentperfectpassive?1.不知道或者沒有必要說明動(dòng)作的執(zhí)行者是誰；2.

強(qiáng)調(diào)動(dòng)作的承受者，而不是動(dòng)作的執(zhí)行者；3.動(dòng)作的執(zhí)行者很模糊;

Presentperfectpassive不及物動(dòng)詞（詞組）如happen,takeplace,die,appearprove，breakout沒有被動(dòng)語態(tài)，而不及物動(dòng)詞加介詞或者副詞構(gòu)成的短語，相當(dāng)于及物動(dòng)詞，可以用于被動(dòng)語態(tài)。注意介詞和副詞不能丟掉。UnderstandthetenseWhentousethePresentperfectpassive?PresentperfectpassiveWorkershavebuiltthehousesinceyearsago.Thehousehasbeenbuiltbyworkerssinceyearsago.UnderstandthetenseWhentousethePresentperfectpassive?PresentperfectpassiveTheearthquakehasdestroyedthebuildings.Thebuildingshavebeendestroyedintheearthquake.UnderstandthetenseHowtousethePresentperfectpassive?PresentperfectpassiveUnderstandthetenseHowtousethePresentperfectpassive?Presentperfectpassive但這類動(dòng)詞的否定式可表示動(dòng)作的持續(xù)過程，可與since或for構(gòu)成的時(shí)間狀語連用。PracticethetensePresentperfectpassivePracticethetenseManythingsinourliveshavebeenaffected.3D-printedhamburgershavebeenservedtocustomersbysomerestaurantsinLondon.Butperhapsthemostsignificantsuccessthathavebeenachievedtodateisinmachine.Humanbodypartshavebeenmade,includingabeatingheart,with3Dprintingtechnology.anew3D-printedshellhasbeengiventoaturtleinjuredinaforestfire!PresentperfectpassivePracticethetensePresentperfectpassive1Greatchanges_____________________(takeplace)inmyvillagesince2012.2Morepatients___________________(treat)inhospitalthisyearthanlastyear.3_______thephoto______________(develop)yet?Ifnot,you`dbettergetitreadyassoonaspossible.4--Areyougoingtotheparty?--No,I_____________________(notinvite)yet.5Morethanadozenstudentsinthatschool______________(send）tostudymedicinelastyear.6Morethan5000usedbikes__________________(collect)sincethetwobrotherssetuptheorganisation.

havetakenplace

havebeentreated

Hasbeendeveloped

havenotbeeninvited

weresent

havebeencollected直擊高考PracticethetensePresentperfectpassive1.Itisdifficulttofigureoutaglobalpopulationofpolarbearsasmuchoftherangehasbeenpoorlystudied.(2020全國Ⅰ卷)由于大部分有關(guān)北極熊生活范圍的研究還很少,所以很難統(tǒng)計(jì)出全球北極熊的數(shù)量。2.A90-year-oldhasbeenawarded“WomanOfTheYear”forbeingBritain'soldestfull-timeemployee-stillworking40hoursaweek.(2019全國Ⅱ卷語法填空)一位90歲老人因?yàn)槭怯钅觊L的全職雇員而被評(píng)為“年度女性”。她仍然一周工作40個(gè)小時(shí)。3.Wildlifehasbeengreatlythreatenedinthemodernage.(2021江蘇完型填空)在現(xiàn)代,野生動(dòng)植物受到極大程度的威脅。Translate

the

following

sentences

from

Englishto

Chinese.直擊高考PracticethetenseImagineyouareDrMoore.Lookatthepicturesandtellthepoliceaboutthedamageandlosstoyourlab.

Usethepresentperfectpassivewhereappropriate.PresentperfectpassivePracticethetensePresentperfectpassive1.Thelockonthedoorhasbeenbroken.2.Thewindowhasbeenbroken.3.Mytwolaptopshavebeenstolen.4.Beakersandtesttubeshavebeendestroyed.5.Thebookcasehasbeenopened,andsomefileshavebeentakenawaywhileothers

havebeenthrowneverywhere.6.Therobothasbeendamaged.PracticethetenseImagineyouareDrMoore.Lookatthepicturesandtellthepoliceaboutthedamageandlosstoyourlab.

Usethepresentperfectpassivewhereappropriate.PresentperfectpassiveImagineyouareDrMoore.Lookatthepicturesandtellthepoliceaboutthedamageandlosstoyourlab.Usethepresentperfectpassivewhereappropriate.P29PracticethetensePresentperfectpassive

Inthemorning,whenIwentintomylab,Ifeltextremelysurprised.Whatamessitisnow!Mylab

_____________(break)

into.Theonlyrobotatthedoor

_____________

(push)downintopieces.Thedoorofthecupboardwasopen.Somechemicalapparatusessuchastestglassesandtubes_______________

(knock)over.Inaddition,mypapersonthedesk