Test3TimBeckerandhisneighborsaredoingsomethingtomaketheirneighborhoodatroublefreearea.WhenTimBeckergetsintohiscartogoshopping,hedoesn’t__1__drivetoastoreandbackhome.Healwayslooks__2__upanddownthestreetsofhisneighborhood.Helooksforanything__3__suchasstrangecars，loudnoises，__4__windows，orpeoplegatheringonstreetcorners.Tim__5__toaneighborhoodwatchgroupinStoneville，Indiana，USA.Theneighborhoodwatchgroup__6__onthethirdWednesdayofeverymonth.That’s__7__Timgetstogetherwithabouttenofhisneighborstodiscusscommunity__8__.Membersoftheneighborhoodwatchgroupwanttohelpthepolice__9__theirhomes，streets，andfamiliessafe.TinaStedman,presidentof__10__neighborhoodwatchgroup，agreeswithTim.“Peopleseemtothinkthatcrime(犯罪)happenstootherpeoplebutnot__11__them.Well，it’sneverhappenedtome，”shesaid，“butIdon’tthinkanyonehasthe__12__tostealfromotherpeopleortomakethemfeel__13__sittingintheirownhomes.”Alex，amemberofthegroup，saidthatalltheneighbors__14__outforoneanother.“We__15__eachother’shomes.Wekeepwatchontheneighborhoodatnightandonweekends.Usuallya__16__offourorfiveofusgoouttogether.Ifsomethingdoesn’tlookright，thenwecallthe__17__.Forexample，ifwenoticeagroupofteenagerswhoseemtobelookingfor__18__，orsomeonedestroyingproperty(财产)，wereporttothepolice.”Alexfeelstheneighborhoodwatchgroups__19__alotinkeepingcrimedown.HerhusbandJimagrees，“Policearegoodpeople,buttheycan’tdo__20__.”1．A.yetB．stillC．justD．rather2．A.carefullyB．clearlyC．nervouslyD．coldly3．A.familiarB．unusualC．expensiveD．interesting4．A.curtainedB．openC．oldD．broken5．A.attendsB．belongsC．goesD．turns6．A.meetsB．quarrelsC．singsD．searches7．A.whereB．whyC．whenD．how8．A.politicsB．wealthC．healthD．safety9．A.keepB．holdC．letD．protect10．A.itsB．hisC．theirD．your11．A.roundB．onC．aboutD．to12．A.rightB．chanceC．courageD．mind13．A.unluckyB．unsafeC．disappointedD．discouraged14．A.setB．letC．holdD．look15．A.careB．enterC．watchD．manage16．A.groupB．setC．numberD．crowd17．A.judgesB．policeC．firemenD．doctors18．A.workB．burdenC．serviceD．trouble19．A.produceB．findC．getD．help20．A.anythingB．everythingC．harmD．wrongNotallheroesaretobefoundinthearmy.Actually，manyofthemhavebeenfoundinalmosteveryfield.Earlyinthiscentury,agroupofphysiciansweretryingtodiscoverthecauseofthediseasecalledyellowfever.Atthattimeitwasoneoftheworstdiseasesknown.Thousandsofpeopleweredyingofyellowfevereveryyear.Ithadbeensuggestedthatthediseasewascausedbythebiteofacertainmosquito.Thatis,itwasthoughtthatacertainkindofmosquitowouldbiteapersonwhowasillwithyellowfeverandthemosquitoflyingelsewhere，bitanotherpersonandgavehimthedisease.Toprovewhetherornotthiswastrue，oneofthephysicians，Dr.JamesCarrol，allowedsuchamosquitotobitehimselfafterithadbittenapatientwithyellowfever.Heknewthatthebiteofthismosquitomightcausehisdeath.Dr.Carrolbecameveryill,butrecoveredfromthediseaseintheend.Theriskthisherotook，however，helpedtosavethelivesofmanymillionsofpeople.1．Accordingtothepassage，________.A．yellowfeverisstilladiseasedifficulttogetridoftothisdayB．alotofpeoplehavediedofyellowfevereveryyearnowC．yellowfeverisnolongeradiseasewhichleadstodeathnowD．peoplenolongersufferfromyellowfevernow2．Fromthepassage，wecanknow________.A．acertainkindofmosquitocancarryyellowfeverB．allkindsofmosquitoescancarryyellowfevertopeopleC．amosquitoc...
