SectionIIIDiscoveringUsefulStructures課后?訓(xùn)練提升一'單句語法填空l.Waitaminute.Thedishesforthedinner(cook)inthekitchen.答案:arebeingcooked2.Somanythings(do)heretopreventairpollutionnow.答案:arebeingdone.Abridge(build)inthedistanceanditsconstructionwillbefinishedinayear.答案:isbeingbuilt.Thesechildren(look)afterbyanoldmannow.答案:arebeinglooked.Thecamerathat(use)byhimnowbelongstome.答案:isbeingused.Sheisoneofthegirlsinourclasswho(train)forthecomingmatchnow.答案:arebeingtrained.Itissaidthatlaws(introduce)nextyeartoprotectancientrelics.答案:willbeintroduced8.Mostofthewellsinthisvillage(pollute)uptonow.答案:havebeenpolluted二、完成句子.這種類型的汽車正在設(shè)計(jì)中。Thistypeofcars.答案:isbeingdesigned.看!外國客人正被帶著參觀這個(gè)工廠。Look!Theforeigngueststhefactory.答案:arebeingshownaround.貨物正在被輪船運(yùn)向世界各地。Thegoodstoeverypartoftheworld.答案:arebeingshipped.許多先進(jìn)的教學(xué)理念正用于教學(xué)中。Manyadvancedteachingideasinteaching.答案:arebeingused.我感到非常吃驚的是我們起居室的玻璃杯經(jīng)常被打破。Ifeelveryamazedthattheglassesofourlivingroom答案:arefrequentlybeingbroken三、七選五閱讀理解UrbanWildlifeCitiesarediverseecosystems.Inadditiontovisitorsfromthewild,alargenumberofspeciesshareoururbanareas.Asourcitiesspread,weneedtothinkaboutwhatitislikeforotherspeciestohavehumanneighbours.Citiesarebuiltforhumans.1Forexample,mostcityparksarekeptneatandtidysothathumanswillfindthembeautiful.Butwhenwecutgrassorplantflowers,wedestroynaturalhabitats.2WhenabridgeinAustin,Texaswasrepaired,engineersaddedsmallgapsrunningalongthelengthofitsbottom.Thismadeagoodhomeforbats,andsoonthebridgewasthehomeofthousandsofbats.3Now,theyhavecometovaluetheirwingedneighbours.Thebatsareatouristattraction,andtheyeatlotsofbugseverynight.Therearealsostructuresbuiltwiththeaimofbringingwildlifeintothecity.TheBeijingOlympicForestParkisagoodexample.Theparkusednativeplantsandcreatedopen,naturalspacesforwildlife.TheresultisazoneinBeijingwithover160speciesofbirds.Inmanyways,theparkistheoppositeofazoo.4Ifwelearntoshareourspace,wecanbecomebetterneighbourstothewildlifearoundus.5Ourownfuturewillbeendangeredtoo.A.Theyarebuilttoprotectbirds.B.Ouractionssometimeshelpotherspecies.C.Ifwedonot,morespecieswillbecomeextinct.D.Theydonotalwaysprovidesuitablehabitatsforwildlife.E.Insteadofbeingkeptincages,wildlifecanmoveaboutfreely.F.Atfirst,peoplewereafraidofthebatsandtriedtogetridofthem.G.Theywouldsitonitandtheirdroppingswouldfallintothewater.答案:1?5DBFEC四、完形填空Thesquirrel,Bella,hadaroughstarttolife.Attheageoffourweeksold,anowl（貓頭鷹）had1andbadlywoundedher.Bellastoodno2ofsurvivingherwoundsinthewild.3,RubyHarrisontookherhome.RubynotonlygaveBellaahome,buta4withthreeotheradoptedsquirrels.Theygrewstrong,butRubydidn'tdomesticate(馴養(yǎng))anyofthesquirrels.ccTheyarepartofthe5ratherthanapetJshesaid.ItwastimetosaygoodbyeinApril2009.Rubysawthem6intothetreesandneverexpectedtoseethemoften.Then,initially,theotherthreecamebackfora7onceandstoppedcomingby,butBellawas8.Sheseemedtohaveastrong9withtheHarrisonsthatkepthervisitingalmostdaily.Inthepasttenyearssinceherrelease,it'snotjustRubyherselfwhogetsBella's10/'Bellasitsrightatthefrontdoortolookinforsomeone's11Rubydescribed,“Myhusbandrushesoutofthedoortobe12andhappilyrunsbackinsidetothebigbowlofnutsforher.”Moreamazingly,thisspringcamewitha(n)13.Bellacameroundagainwithher14family,withherthreebabies15someonetonotice..A.approachedB.attackedC.followedD.advanced答案:B解析:句意:在她四個(gè)星期大的時(shí)候,一只貓頭鷹襲擊了她，使她受傷嚴(yán)重。approach“接近”;attack"攻擊'[follow"*艮隨''advance“前進(jìn)才艮據(jù)后文”...andbadlywoundedher.”可知，一只貓頭鷹襲擊了她,她傷得很重。應(yīng)選B項(xiàng)。.A.riskB.testC.chanceD.use答案:c解析:句意:Bella在野外受了傷，根本沒有機(jī)會(huì)活下來。risk“風(fēng)險(xiǎn)”;tes儼測試”;chance”機(jī)會(huì)";use"使用根據(jù)后文“…ofsurvivingherwoundsinthewild."可知,Bella被貓頭鷹傷得很重,在野外根本沒有機(jī)會(huì)存活。應(yīng)選C項(xiàng)。.A.SuddenlyB.ClearlyC.StrangelyD.Luckily答案:D解析:句意:幸運(yùn)的是,RubyHarrison把她帶回了家。suddenly“突然”;clearly"清楚地”;strangely“奇怪地”;luckily“幸運(yùn)地”。Bella本來無法存活的，但是幸好Ruby把她帶回了家，救了她。應(yīng)選D項(xiàng)。.A.familyB.seriesC.hospitalD.location答案:A解析:句意:Ruby不僅給了Bella一個(gè)家，還和另外三只被收養(yǎng)的松鼠組成了一個(gè)家庭。family“家庭”;series“系列”;hospital“醫(yī)院”;location“位置根據(jù)后文“…w汕threeotheradoptedsquirrels.”可知,Bella還和另外三只被收養(yǎng)的松鼠組成了一個(gè)家庭。應(yīng)選A項(xiàng)。.A.parkB.wildC.yardD.earth答案:B解析:句意:“它們是野生的一局部，而不是寵物，”她說。park“公園”;wild“荒野”;yard“院子”;earth“土地”。結(jié)合后文Ruby將Bella放生可知,Ruby覺得這些動(dòng)物屬于野外,而不是寵物。應(yīng)選B項(xiàng)。.A.lookB.breakC.escapeD.disappear答案:D解析:句意:Ruby看見它們消失在樹林里，從沒想過會(huì)經(jīng)常見到它們。look"看";break“打破”;escape"逃走”;disappear"消失"。根據(jù)后文”...intothetreesandneverexpectedtoseethemoften『可知,Ruby看著這些動(dòng)物消失在了樹林里。應(yīng)選D項(xiàng)。.A.treatB.pityC.praiseD.rest答案:A解析:句意:然后，一開始,其他三個(gè)回來吃了一次大餐，不再來了，但Bella是不同的。treat"款待”;pity”遺憾";praise"贊美";rest"休息結(jié)合上下文語境可知三只松鼠回來是為了讓Ruby款待它們，給它們吃一頓好吃的。應(yīng)選A項(xiàng)。.A.normalB.traditionalC.differentD.extraordinary答案:c解析:句意同上。normal“正常的”;traditional"傳統(tǒng)的”;different“不同的'textraordinary"卓越的其他三只松鼠只是為了回來接受款待，而Bella不同,Bella經(jīng)常回來看望Ruby。應(yīng)選C項(xiàng)。.A.tasteB.connectionC.touchD.smell答案:B解析:句意:她似乎和Harrison夫婦關(guān)系很好，幾乎每天都來看望他們。taste“品味”;connection"連接";touch"觸碰”;smell"氣味根據(jù)后文”...withtheHarrisonsthatkepthervisitingalmostdaily.”可知,Bella和Harrison夫婦關(guān)系很好，幾乎每天都來看望他們。haveastrongconnectionwith”有很強(qiáng)的聯(lián)系”。應(yīng)選B項(xiàng)。.A.sightB.reachCpanyD.observation答案:c解析:句意:在Bella被放生后的十年里，不僅僅是Ruby自己得到了Bella的陪伴。sigh儼視力”;reach“范圍”;company“陪伴”;observation“觀察結(jié)合上文"...kepthervisitingalmostdaily.”可知,Bella經(jīng)?；貋砜赐鸕uby,陪伴她。應(yīng)選C項(xiàng)。.A.attentionB.permissionC.respectD.interest答案:A解析:句意:Bella坐在前門的右邊，想要引起別人的注意。attention”注意力”;permission“允許”;respect”尊重”;interes亡興趣根據(jù)最后一段中someonetonotice可知Bella想要取得別人的注意。應(yīng)選A項(xiàng)。.A.foundB.greetedC.passedD.lifted答案:B解析:句意:我丈夫沖出門去迎接她,然后高興地跑回屋里給她拿一大碗堅(jiān)果。find“找到”;greet”迎接;問候”;pass“通過”;lift"舉起"。結(jié)合上文“Myhusbandrushesoutofthedoortobe…”可知,Ruby的丈夫沖出門來迎接Bellao應(yīng)選B項(xiàng)。.A.surpriseB.eventC.groupD.story答案:A解析:句意:更令人驚訝的是,這個(gè)春天帶來了一個(gè)驚喜。surprise“驚喜”;event"事件";group”團(tuán)體”;story"故事結(jié)合后文family,withherthreebabies可知,今年春天Bella帶回了自己的孩子，這是一個(gè)驚喜。應(yīng)選A項(xiàng)。.A.amusingB.invitingC.interestingD.extended答案:D解析:句意:Bella帶著她的大家庭又來了，她的三個(gè)孩子正等著有人注意到它們。amusing"有趣的";inviting“誘人的'〈interesting“有趣的”;extended“擴(kuò)大的結(jié)合后文family,withherthreebabies可知,Bella有了三個(gè)孩子，組成了一個(gè)大家庭。extendedfamily"大家庭應(yīng)選D項(xiàng)。15.A.afraidofB.forcingC.waitingforD.applyingfor答案:c解析:句意同上。afraidof析怕”;force“迫使";waitfbr"等待”;applyfor“申請Bella的孩子和Bella一樣來到Ruby家，等待著有人注意到它們。應(yīng)選C項(xiàng)。五、語篇填空ThepolarbearisfoundintheArcticCircleandsomebiglandmassesasfarsouthasNewfoundland.Whiletheyarerarenorthof88°,thereisevidence1.theyrangeallthewayacrosstheArctic,andasfarsouthasJamesBayinCanada.ltisdifficulttofigureoutaglobalpopulationofpolarbearsasmuchoftherangehasbeen2(poor)studied;however,biologistscalculatethatthereare