小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com单元达标检测(满分:120分;时间:100分钟)第一部分阅读(共两节,满分50分)第一节(共15小题;每小题2.5分,满分37.5分)阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项。ASmartKidsFestivalEvents“SmartKids”isacollectionofonehundredeventsscheduledinOctober.Thisyear,itisexperimentingwithPayWhatYouDecide(PWYD).Thatis,youcandecidetopayforwhatyouwantorcanafford,afteryouhaveattendedanevent.Youcanpre-bookeventswithoutpayingforaticketinadvance.Herearesomeofthedirector'spicks.WalkontheWildSideNotticketed,FreeJoinstorytellerSarahLawtohearsciencestoriesaboutanimals.Alongthewayyou'llmeetallsortsofbeautifulcreaturesanddiscoverlifecyclesandfoodchains.It'sbestsuitedtochildrenaged5—9.Childrenunder8mustbeaccompaniedbyanadult.IntroductiontoWavesPre-book,PWYDSubjectsrangefromsoundwavestogravitywaves,andfromwavesoflighttocrashingwavesontheocean.MikeGoldsmithexploresthefundamentalfeaturessharedbyallwavesinthenaturalworld.ScienceintheFieldNotticketed,FreeThisstorytellingnightfeaturesascientistsharinghisfavouritememoriesofgatheringfirst-handdataonvariousfieldtrips.Comealongforinspiringandinformativestoriesstraightfromthescientist'smouth.JoinMarkSamuelstofindoutmoreinthisfun-filledworkshop.FestivalDinner小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.comPre-book,￡25perpersonWhetheryouwanttoexploremoreaboutfood,orjustfancyatalkoverameal,joinustomarkthefirstsciencefestivalinLondon.Whichfoodsshouldyoueattotrickyourbrainintothinkingthatyouarefull?FindoutmorefromTomCrawford.1.Inwhicheventcanyoudecidethepayment?A.WalkontheWildSide.B.IntroductiontoWaves.C.ScienceintheField.D.FestivalDinner.2.Whowilltalkaboutexperiencesofcollectingdirectdata?A.SarahLaw.B.MikeGoldsmith.C.MarkSamuels.D.TomCrawford.3.Whatdothefoureventshaveincommon?A.Family-based.B.Science-themed.C.Pickedbychildren.D.Filledwithadventures.BJeromeKarleandIsabellaLugoskimetintheirfirstphysicalchemistryclassattheUniversityofMichiganin1940.JeromeKarlewasinhisfirstyearofdoctoralwork,andIsabellaLugoskiwasinherlastyearasanundergraduate(大学本科生),andtheywerelaboratorypartners.However,theydidn'tgetalongwellatfirst.IsabellaLugoskilookedbackonthepast,“Iwalkedintothephysicalchemistrylaboratoryandtherewasayoungmanatthedesknexttominewithhisequipmentallsetuprunninghisexperiment.Ididn'tthinkIwasverypoliteaboutmyquestion.Iaskedhimhowhegotthereearlyandhadeverythingallsetup.Hedidn'tlikethat.Sowedidn'ttalktoeachotherforawhile.”Theirrelationshipgotgoingastheycompetedforthetopgradeinthatcourseandtheystartedtobuildaconnectionbecausebothofthemwere小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.cominterestedinchemistry.Theymarriedin1942.By1946,bothoftheKarleshadearneddoctoratesinphysicalchemistry,and,afteraperiodoftimeattheUniversityofChicagoworkingontheManhattanProject,theymovedtoWashingtonD.C.tojointheUnitedStatesNavalResearchLaboratory.EachspecializedinadifferentaspectofX-raycrystallography(X射线结晶学):Jeromefocusedondevelopingequations(方程式)thatcoulddeterminehowatoms(原子)werearrangedinsidecomplexmolecules,whileIsabellaranpracticalexperimentstotesthowwelltheequationsworked.Workingtogether,theycreatedwhatisn...