人教版2019 必修第二冊(cè)Unit 2 Wildlife Protection Discovering useful structures 現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)課件

UNIT2WILDLIFEPROTECTIONThePresentContinuousPassiveVoice現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)Tolearntoknowthestructureofpresentcontinuouspassivevoice.Tolearntousepresentcontinuouspassivevoicetodescribetheongoingevents.Tolearntousepresentcontinuouspassivevoicetodescribetheendangeredanimals’conditionsandmeasurestakentohelpthem.Haveyoustillrememberedthestructureofpresentcontinuoustense?Haveyoustillrememberedtheuseofpresentcontinuoustense?結(jié)構(gòu)：am/is/are+

doing1.

Look!Thesingerissingingabeautifulsong.一、presentcontinuoustense

現(xiàn)在進(jìn)行時(shí)此時(shí)此刻正在進(jìn)行的動(dòng)作2.Wearehavingameetingintheofficenow.1.

WeareobservingtheTibetanantelopesthesedays.表示現(xiàn)階段在做的動(dòng)作結(jié)構(gòu)：am/is/are+

doing2.I’mthinkingofthequestionthesedays.1.

WeareseeingtheTibetanantelopesnextweek.表示即將發(fā)生的動(dòng)作結(jié)構(gòu)：am/is/are+

doing2.MyfriendisseeingmeoffnextTuesday.結(jié)構(gòu)：be+done英語(yǔ)動(dòng)詞有兩種語(yǔ)態(tài)：

主動(dòng)語(yǔ)態(tài)

(theactivevoice)

被動(dòng)語(yǔ)態(tài)

(thepassivevoice)thepassivevoice

被動(dòng)語(yǔ)態(tài)A.主動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的執(zhí)行者。Weplantedthetree.B.

被動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的承受者。

Thetreewasplantedbyus.1.定義

表示“某人/事此時(shí)此刻正在被…”，主語(yǔ)是動(dòng)作的承受者,表示說(shuō)話(huà)時(shí)或現(xiàn)階段某個(gè)被動(dòng)的動(dòng)作正在進(jìn)行。presentcontinuouspassivevoice

現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)Theyarebeinghunted,illegally,fortheirvaluablefur.結(jié)構(gòu)：be(is/am/are)+being+doneUnderlinethepresentcontinuouspassivevoiceinthesentencesanddiscussitsfunction.Africanelephantsarebeinghunted.Whatisbeingdonetohelpthem?Whatmeasuresarebeingtakentohelpthem?

謂語(yǔ)變被動(dòng)（時(shí)態(tài)不變）

be+being+done+bySomeoneishuntingAfricanelephant.bysomeone.Africanelephantisbeinghunted主語(yǔ)謂語(yǔ)賓語(yǔ)賓語(yǔ)2.主動(dòng)語(yǔ)態(tài)變被動(dòng)語(yǔ)態(tài)的原則(1)肯定形式：主語(yǔ)

+

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

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

＋

主語(yǔ)

＋

being

＋

done？AmIbeingwatchedover?(4)特殊疑問(wèn)句形式：特殊疑問(wèn)詞

+

be(am/is/are)

+

主語(yǔ)

+

being

+

done？基本結(jié)構(gòu)When

isthewallbeingpainted

?1.Maryisbeinginterviewed

now.2.Look!Thebabyisbeingtakencareof

byheraunt.4.基本用法：①

表示說(shuō)話(huà)時(shí)正在進(jìn)行的被動(dòng)動(dòng)作，句中常有now,rightnow,atthemoment,atpresent

等時(shí)間狀語(yǔ)。②

表示現(xiàn)階段正在進(jìn)行的被動(dòng)動(dòng)作。(說(shuō)話(huà)時(shí)不一定在進(jìn)行)Theproblemoffoodsafetyisbeingstudied

byscientistsatpresent.③表示一種經(jīng)常性的被動(dòng)行為,常與always,constantly,frequently

等詞連用,往往帶有贊揚(yáng)、羨慕、埋怨、討厭等感情色彩。Totheteacher'sanger,thesamemistakesarealwaysbeingmadebyhisstudents.④

現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)也可以表示將來(lái)。Apartyisbeingheldtonight.今晚將要舉行一場(chǎng)晚會(huì)?，F(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)有時(shí)可表示按計(jì)劃或安排將要進(jìn)行的一個(gè)被動(dòng)動(dòng)作(此種用法僅限于少數(shù)及物動(dòng)詞,如:hold,take等)。Thebookisbeingbelongedtohim.×Thebookbelongstohim.√⑤不及物動(dòng)詞(短語(yǔ))、非延續(xù)性動(dòng)詞、表示存在意義/所屬關(guān)系/靜態(tài)特征的動(dòng)詞以及系動(dòng)詞不用于現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)。Choosethesuitableverbformstocompletethesentences.1.I’m(working/beingworked)athometodaybecausemyofficeis(painted/beingpainted).2.Thealarmingreportis(written/beingwritten).Itwillbefinishedsoon.3.Whatpartofthecityis(attacked/beingattacked)now?4.Rightnow,thedeerare(watched/beingwatched)overbymanyvolunteers.5.Whois(hunting/beinghunted)thekangaroos?Wherearethey(hunted/beinghunted)?6.It’sreportedthatlivingspacesforwildlifeare(reduced/beingreduced)duetothecuttingoftrees.LiuTaowouldliketoexpresshisconcernoverthewetlandinhishometown.Helphimfinishthepassagewiththepresentcontinuouspassivevoiceoftheverbsinbrackets.Inthewetlandofmyhometown,therearemanydifferentkindsofanimals,includingwildbirds,fish,snakes,insectsandsoon.WhenIwasinprimaryschool,Ioftenwenttherewithmyfriendstowatchthebirdsandstudythem.Thatwasaninterestingplaceforallofus.Butthingshavebeguntochangeinrecentyears.Smallbirds______________(catch)withnets.Wildducks_____________(sell)atfoodmarkets.Fishandsnakes_____________(kill)forfoodinrestaurants.Andevenworse,thewetland_______________(destroy).Someparts______________(cover)withnewhouses.Youcanseerubbisheverywh