Unit3TheInternetDiscoveringUsefulStructures現(xiàn)在完成時的被動語態(tài)課件-高中英語人教版

Unit3The

Internet—Grammar

thepresentperfectpassivevoice現(xiàn)在進行時的被動語態(tài)HinaNotonlyhastheInternetmadeourlivesmore1.__________（convenience），butpeople’sliveshavealsobeenchangedbyonlinecommunitiesandsocialnetworks.TakeJanTchamani，anEnglishteacher，forexample.Shehadtoquitherjob2.________________shedevelopedaseriousillness.Withonlyhercomputertokeephercompany，shefeltlonelyand3.______（bore）.However，bysurfingtheInternet，shefoundherlifegreatlychangedsincetheInternetwasabletokeeppeopleclosernomatter4.________theylive.??5.___________（inspire）bythepeopleshemetonline，shedecidedtostart6._____ITclubtoteacholderpeoplehow7._______（use）computersandtheInternet.InordertolearnmoreabouthowtousetheInternettomakesociety8._________（good），Janherselfhasstartedtakingonlineclasses.Shebelievesthatitis9.

________（high）importanttobridgethedigitaldivideandmakesurethateveryonehasaccesstotheInternetandknowshowtousenewtechnology.Hernextgoalistostartacharitywebsitetoraisemoneyforchildreninpoor10.___________（country）.DuetotheInternet，Jan’slifehasbeengreatlyimproved.convenientbecause/since/asboredwhereInspiredantousebetterhighlycountriesReview5’學(xué)習(xí)目標(1’)1.Observeandsummarizetheformandthe

functionsofthepresentperfectpassivevoice;2.Compare

thepresentperfectpassivevoicewith

theactivevoice,andchange

theactiveform

intothe

passiveform;3.ApplythepresentperfectpassivevoiceintouseHowhasourlifebeenchangedbytheInternetAlipayhasbeenusedtopayforgoodsandservices.Cashwasexchangedforgoodsandservicesinthepast.課前提問HowhavewebeenchangedbytheInternetMobilephonesandtelephoneswereusedforsocialcommunicationinthepast.Socialmediaappshavebeendownloadedforsocialcommunication.HowhavewebeenchangedbytheInternetLocalnewspapersweresubscribedtokeepupwiththenewsinthepast.過去人們訂閱地方報紙是為了及時了解新聞。Anynewsfromanywhereintheworldhasbeenupdateduptotheminutewithaclickortwo.世界上任何地方的任何新聞都可以通過點擊一兩下更新到每分鐘。HowhavewebeenchangedbytheInternetAllkindsofmallsandstoreswerefrequentlyvisitedforshoppinginthepast.在過去，人們經(jīng)常去各種各樣的商場和商店購物。Morethan15billionitemshavebeensoldonT-mallin2021.

2021年，天貓上的商品銷售額已超過150億件。1.MuchhasbeenwrittenaboutthewondersoftheWorldWide

Web.問題導(dǎo)學(xué)1(1’)Observeandtranslatethefollowingsentences,andtrytofindsomethingincommonfromthesesentences.2.People’sliveshavebeenchangedbyonlinecommunitiesand

socialnetworks.3.Manypeoplehavebeenhelpedbytheclub.…已經(jīng)被書寫…已經(jīng)被改變have/hasbeendone

…已經(jīng)被做表示“某人/某事/某物已經(jīng)被…”…已經(jīng)被幫助hasbeenwrittenhavebeenchangedhavebeenhelpedTheInternethasgreatlyimprovedJan'slife.theInternet.Jan'slifehasbeengreatlyimprovedby主語謂語賓語TheInternethasgreatlyimprovedJan'slife賓語主語

謂語變被動

has/have+been+done+bychangethemintothepassivevoice問題導(dǎo)學(xué)1(4’)Ihavedownloadedthesoftwaretohelpmyphonelastlonger.meThesoftwarehasbeendownloadedby主語謂語賓語Ihavedownloadedthesoftware賓語主語

謂語變被動

have/has+been+done+by()tohelpmyphone

lastlonger.changethemintothepassivevoicePeoplehavewrittenmuchaboutthewondersoftheWorldWideWeb.peopleMuchhasbeenwrittenby主語謂語賓語Peoplehavewrittenmuch賓語主語

謂語變被動

have/has+been+done+by()aboutthewondersoftheWorldWideWeb.changethemintothepassivevoiceFromthesentencesabove,wecanknowthatthestructure:Otherforms:肯定結(jié)構(gòu)否定結(jié)構(gòu)一般疑問結(jié)構(gòu)特殊疑問結(jié)構(gòu)have/has＋beendonehave/has＋not＋beendonehave/has＋主語＋beendone特殊疑問詞＋have/has＋主語＋beendoneVerbformPassiveActivehave/has+been+v-edhave/has+v-edSummarizethestructure點撥運用1(2’)1.He________________totakepartinthesportsmeeting．(肯定句)他已被挑選出來參加運動會。(select)2.Theink____________________fromhisovercoat．(否定句)墨跡還沒有從他外套上去掉。(remove)3._____thedateforthenextmeeting_____________(一般疑問句)下次會議的日期已確定了嗎？(decide)4._______________thebattery_______________(特殊疑問句)電池多久沒有更換了？(change)hasbeenselectedhasnotbeenremovedHasbeendecidedHowlonghasnotbeenchanged即學(xué)即練即學(xué)即練1.Ihaveaskedhertohelpyou.將下列主動句變?yōu)楸粍泳?.Theyhavefoundagoodplacetobuildalibraryinthecity.3.Wehaveplantedmanytreesonthehillinthelasttwoyears.Shehasbeenaskedbymetohelpyou.Agoodplacehasbeenfoundbythemtobuildalibraryinthecity.Manytreeshavebeenplantedbyusonthehillinthelasttwoyears.Theletter

(post)already.Observethefollowingsentencesandtrytofillintheblanks.hasbeenpostedManyhouses

(build)forthepoorsofar.havebeenbuilt點撥運用2(8’)用法1:被動動作發(fā)生在過去并已經(jīng)完成,對現(xiàn)在造成影響或產(chǎn)生結(jié)果。(already,yet,sofar,bynow)問題導(dǎo)學(xué)2(4’)Themachine

(repair)fortwohoursbutitstilldoesn’twork.hasbeenrepairedPapermoney

(use)forover50years.hasbeenused點撥運用2(4’)用法2:被動動作發(fā)生在過去,持續(xù)到現(xiàn)在,并有可能繼續(xù)

持續(xù)下去。(for+一段時間;since)Everyonewillfeelextremelydelightedifhe________________(admit)toTsinghuaUniversity.Wewillstartassoonasthework________________(finish).hasbeenadmittedhasbeenfinished用法3:在時間/條件狀語從句中表示可能還沒有發(fā)生的被動動作。即用現(xiàn)在完成時的被動語態(tài)代替將來完成時的被動語態(tài)點撥運用2(10’)1.Themachinehasbeenrepairedalready.2.Themachineisbeingrepairednow.

3.Themachinewasrepairedyesterday.說明動作發(fā)生在過去,對現(xiàn)在有影響,“現(xiàn)在修好了”說明動作正在進行只說明動作發(fā)生在過去4.Thebabyhasbeentakengoodcareof.4.Thebabyhasbeentakengoodcare.Attention:在被動結(jié)構(gòu)中,動詞短語的介詞或副詞不可去掉5.Greatchangeshavebeentakenplacesince1978.5.Greatchangeshavetakenplacesince1978.Attention:不及物動詞或詞組無被動即學(xué)即練1.Morethan5000usedbikes

(collect)

sincethetwobrotherssetuptheorganization.2.He

(employ)atthisjobsince1990.3.Hisnovel

(translate)into25languages.havebeencollectedhasbeenemployedhasbeentranslated課堂小結(jié)(1’)現(xiàn)在完成時的被動語態(tài)含義結(jié)構(gòu)表示過去發(fā)生的被動動作現(xiàn)在已經(jīng)完

成或仍將持續(xù),強調(diào)對現(xiàn)在的影響have/hasbeendone形式肯定式否定式疑問式have/hasbeendonehave/hasnotbeendoneHave/Has+主語+beendone特殊疑問詞+have/has+主語+beendone用法表示已經(jīng)完成的被動動作表示開始于過去并可能持續(xù)下去的被動動作在時間狀從,條件狀從中,表示還未發(fā)生的被動動作注意事項區(qū)分have/hasbeendone/bebeingdone/bedone無被動1.他的小說還沒有出版。Hisnovel____________________．(publish)2.所有的信都已經(jīng)寄出去了嗎？______alltheletters___________？

(post)3.他的工作尚未完成。(finish)Hiswork__________________．4.新的訂票制度已在使用中了嗎？______thenewbookingsystemsfortickets_________？5.Theyhavebuiltmanyhousesinthetowninthepastfewyears.→Manyhouses____________inthetowninthepastfewyears.hasnotbeenpublishedHavehasnotbeenfinishedbeenusedbeenpostedHavehavebeenbuilt當(dāng)堂檢測(12’)6.Wehaveplantedmanytreesonthehillinthepast5years.→Manytrees_______________onthehillinthepast5years.7.Hissisterlefthomein1998and_______________since.(hear)8.你可以出去，除非你的作業(yè)已經(jīng)完成了。Youcangooutunlessyourhomework______________．9.新的鐵路一旦建成，到達北京的用時就會更短(complete)Oncethenewrail