2010-2023历年河北石家庄正定中学高一下学期第二次月考英语试卷（带解析）.docxVIP

2010-2023历年河北石家庄正定中学高一下学期第二次月考英语试卷（带解析）

第1卷

一.参考题库(共10题)

1.Insummer,millionsofpeoplewillheadforthebeach．Andwhiletheoceancanbeagreatplacetoswimandplay,itmayalsobeusefulinanotherway．Somescientiststhinkthatwavescouldhelpmakeelectricity．

“Haveyoueverbeenonasurfboardorboatandfeltyourselfbeingliftedupbyawave?Orhaveyoujumpedinthewaterandfelttheenergyaswavescrashedoveryou?”askedJamieTayloroftheWaveEnergyGroupattheUniversityofEdinburghinScotland．“Thereiscertainlyalotofenergyinwaves．”

Scientistsareworkingonusingthatenergytomakeelectricity．

Mostwavesarecreatedwhenwindsblowacrosstheocean．“Thewindsstartoutbymakinglittleripples(波纹)inthewater,butiftheykeeponblowing,thoseripplesgetbiggerandbiggerandturnintowaves,”Taylorsaid．“Wavesareoneofnature’swaysofpickingupenergyandthensendingitoffonajourney．”

Whenwavescometowardstheshore,peoplecansetupdamsorotherbarricadestoblockthewaterandsenditthroughalargewheelcalledaturbine(涡轮)．Theturbinecanthenpoweranelectricalgenerator(发电机)．

TheUnitedStatesandafewothercountrieshavestarteddoingresearchonwaveenergy,anditisalreadybeingusedinScotland．

Theresourceishuge．Wewillneverrunoutofwavepower,besides,waveenergydoesnotcreatethesamepollutionasotherenergysources,suchasoilandcoal．

Oceanscoverthreequartersoftheearth’ssurface．Thatwouldmakewavepowerseemperfectforcreatingenergyaroundtheworld．Therearesomedrawbacks,however．

JamieTaylorsaidthatwavepowerstillcosttoomuchmoney．Hesaidthatitseffectsonanimalsintheseawerestillunknown．Besides,wavepowerwouldgetinthewayoffishingandboattraffic．

Withmoreresearch,however,“manyoftheseproblemsmightbeovercome,”Taylorsaid．“DemandforenergytopowerourTVsandcomputers,driveourcars,andheatandcoolourhomesisg