Unit2Improvingyourself过去完成时的被动语态[观察例句]1．Bynineo'clocklastnight，200pictureshadbeensentfromthespaceship.2．Myhomeworkhadbeenfinishedby10：00thismorning.3．Shetoldmethatthefactoryhadbeencloseddown.4．IwastoldthatthetaskhadbeenfinishedbeforeIgotthere.[归纳用法]一、构成形式(1)过去完成时的被动语态的肯定式为：had＋been＋done。(2)过去完成时的被动语态的否定式为：had＋not＋been＋done。(3)过去完成时的被动语态的一般疑问式需将had提到主语的前面。(4)过去完成时的被动语态的特殊疑问式为：疑问词＋had＋been＋done。二、基本用法过去完成时的被动语态常用于以下情况：(1)表示过去某一时间以前已经完成的动作，常与by，before等引导的时间状语连用。Theworkhadbeenfinishedbyfiveo'clockyesterdayafternoon.Theclassroomhadn'tbeencleanedbeforetheteachercame.Howmanybuildingshadbeendestroyedwhenthehurricaneended?Hadthenewplanbeendiscussedbeforethemeeting?(2)用在told，said，knew，heard，thought等动词之后的宾语从句中。Hesaidtheproductioncostshadbeenreduced.Theboywasremindedthathishomeworkhadnotbeenhandedin.Themediareportedmorethan1，000peoplehadbeenkilledintheearthquake.[即学即练]用所给词的适当形式填空①Hedidwhathehadbeentold(tell)to.②Thepolicefinallyrecoveredthepaintingsthathadbeenstolen(steal)．③HeaskedifMaryhadbeensent(send)tohospital.Ⅰ.单句语法填空1．Herkeyshadbeenleft(leave)intheofficesoHellenhadtowaituntilherhusbandcamehome.2．Hewokeuptofindtheworkhadbeendone(do)overnight.3．Thetaskhadbeenfinished(finish)before12：00yesterday.4．Hesaidthatsomefactorieshadbeenbuilt(build)inthecity.5．Ididn'tknowthatmywatchhadbeenmended(mend)．Ⅱ.短文语法填空Istillrememberlastwinter，whenIwokeupinthemorning，it1.hadstopped(stop)snowing.Lookingoutsideofthewindow，thesnowonourlawn2.hadbeencleaned(clean)bymyfather.Iclosedthebookthat3.hadbeenborrowed(borrow)fromlocallibraryandwentdownstairsforbreakfast.Thenmylittlebrothercametotellmethatallhishomework4.hadbeenfinished(finish)．Duringthebreakfast，oneofmybest5.friends(friend)cametovisitmyfamily.ShewenttoAustralialastyear.Beforethatshe6.hadprepared(prepare)fortheexaminationofUniversityofSydneyforhalfayear.Duringherstudy，she7.hadlearned(learn)thecultureandprofessionalknowledgeinherfield.BytheendoflastfallanovelaboutMaori8.hadbeenfinished(finish)byher.WhenshewasinAustralia，togetherwithherfriendsandclassmates，she9.hadplanned(plan)todonatesomemoneyforthepoorandtheweakinChina.Soafterherreturn，shewenttoGarzeTibetanAutonomousPrefecturetohelpthepeopleinneed.Intotal，100people10.hadbeenhelped(help)byherteambytheendoflastOctober.
