Period3SectionA(GrammarFocus-4c)Unit13We’retryingtosavetheearth!

答案呈现温馨提示：点击进入讲评1may/canhadtomustn’tneedn’tMay/Can;can’t23456havelivedtobeispollutedisthrowniswoken7891011sawgrowtakeareflyinghaveplante答案呈现16tomakereusabletransportationreadtakingaction1718192021takepartinturnoffpayfor2223

返回一、用can,must,may,need或haveto的适当形式填空1.Excuseme,_________Iparkmycarinfrontofyourshop?may/can

返回2.Theyinvitedmetotheparty,butI_________refusebecauseIwasverybusy.hadto

3.Accordingtothetrafficlaw,childrenunder18_________driveacarontheroad.返回mustn’t

4.You_________writethenotesdown.Ourteacherwillgiveusacopysoon.返回needn’t

5.—_________Iborrowyourdictionary?—Sorry,I’mafraidyou_________becauseI’musingit.返回May/Cancan’t

二、短文填空Threeyearsago,Mariaandherfamilylefttheirhouseinthecountryside.Sincethenthey6.____________(live)inabuildinginParkTown.【重点】句意：从那以后，他们一直住在公园镇的一栋大楼里。根据“Sincethen”可知，此句用现在完成时，主语是复数，助动词用have。故填havelived。返回havelived

TheParkTownused7._________(be)asmallvillage.Nowithasdevelopedintoabigcity.【重点】句意：公园镇过去是一个小村庄。根据“TheParkTownused...asmallvillage.”可知，此处表示公园镇过去是一个小村庄，usedtobe“曾经是”。故填tobe。返回tobe

However,Mariadoesn’tlikethiscitybecausetheenvironmentisn’tgoodhere.Theair8.___________(pollute).【重点】句意：空气被污染了。主语air与pollute是被动关系，结合“theenvironmentisn’tgoodhere”可知，应该用一般现在时的被动语态bedone，主语是不可数名词，be动词用is。故填ispolluted。返回ispolluted

Thelitter9._________(throw)everywhere.【重点】句意：垃圾被扔得到处都是。主语litter与throw是被动关系，结合“theenvironmentisn’tgoodhere”可知，应该用一般现在时的被动语态bedone，主语是不可数名词，be动词用is。故填isthrown。返回isthrown

Andatmidnight,she10.__________(wake)upbyloudnoisesfromtimetotimebecausetherearemanybigfactorieshere.【重点】句意：在午夜，她不时被巨大的噪音吵醒，因为这里有许多大工厂。根据“she...upbyloudnoises”可知，她是被巨大的噪音吵醒的，结合“fromtimetotime”可知，此句应该用一般现在时的被动语态bedone，主语是第三人称单数，be动词用is。故