单选题24.Somepeople______believethatnuclearpowerposesathreattotheworldpeace.

单选题24.MyteacherrecommendedthatI______ascarefulaspossiblewhenItookanexam.

单选题21.Johndreamedofgettingabetter______andcouldearnmoremoney.

单选题20.Thelittlegirlcouldnot______theattractionofthepieceofthechocolate.

单选题 To a great ______

单选题42.Thestudentwasjustaboutto______thequestion,whensuddenlyhefoundtheanswer.

单选题 When thinking about quitting smoking

单选题.★Agreatwayforteenstocooloffduringthesummerisatwaterparks.Ifyoulivenearawaterpark,youmightthinkaboutgettingaseasonpass.Inthiswayyoucangoasoftenasyoulike.★Checktoseeifthereareanywaterparksaroundyou.Manyareindoorfacilities.Soevenifitisn'twarmenoughwhereyoulivetoswimoutdoors,youcanenjoyswimminginatemperature-controlledarea.★Thepricesareusuallygood.Forexample,onetickettoWaterWorld,awaterpark,isonly$5.★Someteensliketogetapart-timejoboverthesummertomakesomepocketmoney.Olderteensshouldn'thavemuchtroublefindingjobs.★Anideaistogetsometeenstogethertoformyou,"ownsummerjobbusiness.Youcanwalkdogs,handoutnewspapers,feedcats,collectrubbish,waterflowers,etc.★Beingthatit'ssummer,manypeoplegoonvacationandshouldusesomeonetolookaftertheirhouseswhilethey'reaway.Youcanalsothinkaboutotherjobsyoucandoforthem.★Teenslovefreedom.Sureyouwouldliketogettosuchplacesasthesupermarket,movietheaters,thezoo,thebeach,picnicareasandlocalamusementparksinsteadofstayingathomeallsummer.Thenasummerbuspasswillbehelpful.Checktoseeifyourareahasoneforyouteens.Suchapasscostsonly$10forthewholesummer.Thepriceisreasonable(合乎情理的)andalsoyourparentsdon'thavetoalwaysdrive.

单选题4.Alltheteachersarediscussingtheplantocarryoutinthenextyear.

单选题39.I'llbeverygladthatyouagreeto______thepearlrobberyintheshoppingmall.

单选题.Everyonebecomesalittlemoreforgetfulastheygetolder,butmen'smindsdeclinemorethanwomen's,accordingtotheresultsofaworldwidesurvey.Certaindifferencesseemtobeinherentinmaleandfemalebrains:Menarebetteratmaintaininganddealingwithmentalimages(usefulinmathematicalreasoningandspatialskills),whilewomentendtoexcelatrecallinginformationfromtheirbrain'sfiles(helpfulwithlanguageskillsandrememberingthelocationsofobjects).Manystudieshavelookedforaconnectionbetweensexandtheamountofmentaldeclinepeopleexperienceastheyage,buttheresultshavebeenmixed.Somestudiesfoundmoreage-relateddeclineinmenthaninwomen,whileotherssawtheoppositeorevennorelationshipatallbetweensexandmentaldecline.Thoseresultscouldbeimproperbecausethestudiesinvolvedolderpeople,andwomenlivelongerthanmen.Thementestedarethesurvivors,"sothey'retheonesthatmaynothaveshownsuchcognitivedecline,"saidstudyteamleaderElizabethoftheUniversityofWarwickinEngland.Peoplesurveyedcompletedfourtasksthattestedsex-relatedcognitiveskills:matchinganobjecttoitsrotatedform,matchinglinesshownfromthesameangle,typingasmanywordsinaparticularcategoryaspossibleinthegiventime,e.g."objectsusuallycoloredgray",andrecallingthelocationofobjectsinalinedrawing.Thefirsttwoweretasksatwhichmenusuallyexcel;thelatteraretypicallydominatedbywomen.Withineachagegroupstudied,menandwomenperformedbetterintheirseparatecategoriesonaverage.Andthoughperformancedeclinedwithageforbothgenders,womenshowedobviouslylessdeclinethanmenoverall.

单选题29.Thenumberofemployeesatthefactory______toaminimumsoastolowerproductioncosts.

单选题38.______harder,youcouldhavepassedthisexam.

单选题48.Theaccident______outsidemyhouseyesterday.

单选题5.Hisparentsareworriedbecausetheyhaven'theardoftheirsoninmorethantwomonths.

单选题38.Oneofmy______sayingsis"Wherethereisawill,thereisaway".

单选题22.Itisnogood______aboutthelivingconditionshere.Youshouldadaptyourselftotheenvironment.

单选题7.______memostwasthattheyoungmanwhohadlostbotharmsinanaccidentcouldplaythepianobeautifullywithhisfeet.

单选题23.______Iwastryingtodoistopersuademybrothertogiveupsmoking.