必修二Unit 5 Humans and nature Writing Workshop 单元练习

Unit5HumansandnatureSectionCWritingWorkshop一、用所给短语的正确形式填空protect...from...doharmtoleave...aloneholdontoapackofhaveanegativeeffectondropoutof1.Hewroteinanaccountthathewasattackedbywolves.2.Smokingnotonlyyoubutalsothepeoplearoundyou.3.Wearingsunglassescanyouthestrongsunlight.4.Theboyarocksothathesurvivedintheflood.5.ParentsareworriedthatviolenceonTVchildren.6.Shedecidedtotheprojectasshewasnotrespected.7.Hepreferredtobeandthinkoverthematteronhisown.二、完形填空Recentlytheairwasturningwarm.Iwentforadrive1thelocalcountryside,havingno2inmind.Itwassunnyandtheanimalswereout3freelyintheforest.4,Icameacrossacaronthesideoftheroad.I5anoldwomangetoutofhercarandwalkdowntotheditch(沟渠).Iwondered6happenedtoher.Maybeshehadsomeproblemswithhercaroramedicalsituation.Ibecame7and,toseeifIcouldbeofany8,Idecidedtostopmycar.First,I9myself,andthenIaskedifshewasallright.She10methatshehadjuststoppedtopickup11thathadbeen12thrownoutofthewindowbysometravellers.She13metolookinsidehercarandseehowmuchrubbishshehadalready14.ItoldherthatIwrotearticlesforthe15paperandaskedherifIcouldusehername.“Oh,no,”shesaidwithout16.“I’mnotdoingthisforrecognition.Weliveinabeautifulcountry,andItrytodomylittleparttohelpkeepitthatway.”

Sothenexttimeyougooutforadrive,be17thattherearepeopletherewhochoosetobegood18oftheEarth.Andconsidertakingsometimetokeepyourlittle19oftheroadsideclean.You’llgetsomeexercise,freshairandagoodfeelingknowingthatyouhave20tohelpingkeepourcountrybeautiful.1.A.throughB.overC.beyond D.with2.A.movement B.progressC.destination D.match3.A.crying B.survivingC.running D.floating4.A.However B.ThereforeC.Obviously D.Suddenly5.A.discussed B.watchedC.contacted D.exchanged6.A.whether B.whatC.that D.who7.A.concerned B.professionalC.ordinary D.strict8.A.encouragement B.assistanceC.improvement D.importance9.A.admired B.reportedC.employed D.introduced10.A.requested B.warnedC.told D.suggested11.A.books B.animalsC.rubbish D.trees12.A.nervously B.immediatelyC.normally D.thoughtlessly13.A.promised B.inventedC.challenged D.invited14.A.produced B.collectedC.thrown D.designed15.A.local B.popularC.expensive D.secret16.A.pride B.questionC.hesitation D.regret17.A.attractive B.thankfulC.embarrassed D.relaxed18.A.protectors B.familyC.workmates D.experts19.A.traffic B.distanceC.moment D.part20.A.contributed B.addedC.exchanged D.followed三、阅读七选五TheScienceofRisk-SeekingSometimeswedecidethatalittleunnecessarydangerisworthitbecausewhenweweightheriskandthereward,theriskseemsworthtaking.1Someofusenjoyactivitiesthatwouldsurpriseandscaretherestofus.Why?Expertssayitmayhavetodowithhowourbrainswork.Thereasonwhyanyofustakeanyrisksatallmighthavetodowithearlyhumans.Risk-takerswerebetterathunting,fighting,orexploring.2Asthequalityofrisk-takingwaspassedfromonegenerationtothenext,humansendedupwithasenseofadventureandatoleranceforrisk.Sowhyaren’twealljumpingoutofairplanesthen?Well,even200,000yearsago,toomuchrisk-takingcouldgetonekilled.Afewdaringsurvived,though,alongwithafewstay-in-the-cavetypes.Asaresult,humansdevelopedarangeofcharactertypesthatstillexiststoday.Somaybeyoulovecarracing,ormaybeyouhateit.3Nomatterwhereyouareontherisk-seekingrange,scientistssaythatyourwillingnesstotakerisksincreasesduringyourteenageyears.4Tohelpyoudothat,yourbrainincreasesyourhungerfornewexperiences.Newexperiencesoftenmeantakingsomerisks,soyourbrainraisesyourtoleranceforriskaswell.5Fortherisk-seekers,apartofthebrainrelatedtopleasurebecomesactive,whilefortherestofus,apartofthebrainrelatedtofearbecomesactive.Asexpertscontinuetostudythescienceofrisk-seeking,we’llcontinuetohitthemountains,thewavesortheshallowendofthepool.A.Italldependsonyourcharacter.B.Thosearetherisksyoushouldjumptotake.C.Beingbetteratthosethingsmeantagreaterchanceofsurvival.D.Thus,thesewell-equippedpeoplesurvivedbecausetheywerethefittest.E.Thisiswhenyoustarttomoveawayfromyourfamilyandintothebiggerworld.F.However,wearenotallusingthesamereferencestandardtoweighrisksandrewards.G.Newbrainresearchsuggestsourbrainsworkdifferentlywhenwefaceanervoussitua