Thepassivevoice

被動語態(tài)二、主語是動作的承受者。

e.g.Thetreewasplantedbyus.一、結構：be+done“三變”原句主語by

短語原句賓語主語謂語由主動被動“三不變”原句意思不變原句時態(tài)不變原句主謂賓以外成分不變主動語態(tài)變被動語態(tài)的原則主動語態(tài)定義：表示主語是謂語動詞的發(fā)出者。Ourteachers

allowusnottodohomework.被動語態(tài)定義：表示主語是謂語動詞的承受者。動詞形式：bedone(過去分詞)被：byWe

areallowednottodohomeworkbyourteachers.

Iusewatertowatertheflowers.主

主動語態(tài)

Waterisusedby

metowatertheflowers.被動語態(tài)謂賓一般現在時一般過去時現在進行時過去進行時一般將來時現在完成時含有情態(tài)動詞總結：各種時態(tài)下的被動語態(tài)am/is/aredonewas/weredoneam/is/are+beingdonewas/were+beingdonewill/begoingto+bedonehave/has+beendone情態(tài)動詞+bedone主語是動作的承受者,表示說話時或現階段某個被動的動作正在進行。Thebridgeisbeingbuiltacrosstheriverthismonth.Anewfilmisbeingshowninthetheatre.一.

定義現在進行時：am/is/are+V-ing被動語態(tài)：

be+done(V過去分詞)主語+

am/is/are+being+done+(by…)表進行表被動現在進行時的被動語態(tài)：二.

結構(1)肯定形式：主語

+

be(am/is/are)＋being＋doneThehouseisbeingpainted.(2)否定形式：主語

+be(am/is/are)＋not＋being＋doneThetreesarenotbeingwatered.(3)一般疑問形式：be(Am/Is/Are)

＋

主語

＋

being

＋

done？AmIbeingwatchedover?(4)特殊疑問句形式：特殊疑問詞

+

be(am/is/are)

+

主語

+

being

+

done？When

isthewallbeingpainted

?【Practice】句型轉換Theyarebuildingamodernschoolinhishometown.①Amodernschool____________inhishometown.(改為被動語態(tài))②Amodernschool_______________inhishometown.(改為否定句)③__________________________inhishometown)？(改為一般疑問句④_______________________________?(對句中的inhishometown進行提問)isbeingbuiltisnotbeingbuiltIsamodernschoolbeingbuiltWhereisamodernschoolbeingbuilt①

表示說話時正在進行的被動動作，句中常有now,rightnow,atthemoment,atpresent

等時間狀語。Somefoodisbeingeatenbythebearrightnow.Look!Thebabyisbeingtakencareofbyheraunt.Thediseaseisbeingstudiedatpresentbyscientist.三.

用法②

表示現階段正被進行的動作，但此動作在此時此刻不一定正在發(fā)生。Theproblemoffoodsafetyisbeingstudiedbyscientists.—CouldIuseyourcarplease? —Mineisbeingrepairedbytheworkers.③表示一種經常性的被動行為,常與always,constantly,frequently

等詞連用,往往帶有贊揚、羨慕、埋怨、討厭等感情色彩。Ifeelverypuzzledthatthegoodsinourshoparealwaysbeingstolen.Childrenofourneighborsareconstantlybeingpraisedbyourparents.④

與某些情態(tài)動詞連用，表示對正在發(fā)生的動作的推測。Tommustbebeingstuckinthecar.Hemaybebeingscoldedbyhisfatherattheverymoment.Thestudentcannotbebeingpunishedbytheirteacherrightnow.【Practice】

用所給動詞的適當形式填空①Thelittleboyhasmaderapidprogressrecentlyandisalways_____________(praise)byhisteachers.②TheplantoexploretheSouthPole_____________(make)thesedays.③Thequestionaboutwhereisthefactorygoingtobebuilt_________________(discuss)atthemoment.beingpraisedisbeingmadeisbeingdiscussed①不可遺漏being現在進行時的被動語態(tài)中，be為第一助動詞，being為第二助動詞，缺一不可，且位置不可互換。此結構若缺少being，則就成為一般現在時的被動語態(tài)或系表結構。四.

注意要點

Look！Thechildrenarebeingtaken

careofbytheiraunt.Childrenaretakengoodcareofatschool.A

folk

songisbeingsungnext.下面將唱一首民歌。

Apartyisbeingheldtonight.今晚將要舉行一場晚會。②有時可表示按計劃或安排將要進行的一個被動動作(此種用法僅限于少數及物動詞,如:hold,take等)。這本書是他的。Thebookisbeingbelongedtohim.Thebookbelongstohim.③不及物動詞(短語)、非延續(xù)性動詞、表示存在意義/所屬關系/靜態(tài)特征的動詞以及系動詞不用于現在進行時的被動語態(tài)?！綪ractice】根據漢語完成句子①Thesportcenter____________________________________(建造中)andissaidtobeopentothepublicin2021.②Anewmedicinetocurecancer__________________(研發(fā)中)atthepresenttime.③Thecauseoftheaccident__________________(調查中)asthereisnoneedtoworry.④He_________________(懲罰)byourteacheratthemoment.isbeingconstructed/underconstructionisbeingdevelopedisbeinglookedintoisbeingpunished⑤Itisreportedthatmanyanewhouse__________(build)atpresentinthedisasterarea.

isbeingbuilt⑥TraditionalfolkartsofTianjinlikepapercutting_______________(exhibit)atthecultureshowofthe2010ShanghaiWorldExpo.arebeingexhibitedisbeingrepaired⑧Wouldyoupleasekeepsilent?Theweatherreport________________(broadcast)andIwanttolisten.isbeingbroadcastExercises3onP18inthetextbook.LiuTaowouldliketoexpresshisconcernoverthewetlandinhishometown.Helphimfinishthepassagewiththepresentcontinuouspassivevoiceoftheverbsinbrackets.Inthewetlandofmyhometown,therearemanydifferentkindsofanimals,includingwildbirds,fish,snakes,insectsandsoon.WhenIwasinprimaryschool,Ioftenwenttherewithmyfriendstowatchthebirdsandstudythem.Thatwasaninterestingplaceforallofus.Butthingshavebeguntochangeinrecentyears.Smallbirds________________(catch)withnets.Wildducks_______________(sell)atfoodmarkets.Fishandsnakes_______________(kill)forfoodinrestaurants.Andevenworse,thewetland________________(destroy).Somepart__________________(cover)withnewhouses.Youcanseerubbisheverywhere.Thewetland________________(pollute)seriouslyeveryday.Iamveryworriedaboutit.Whatcanwedo?arebeingcaughtarebeingsoldarebeingkilledisbeingdestroyedisbeingpollutedarebeingcoveredare

going

to

be

washedbyhasbee