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时间:2019-11-14
《2019-2020年高考英语一轮总复习 课时作业28 A healthy life 新人教版》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、2019-2020年高考英语一轮总复习课时作业28Ahealthylife新人教版Ⅰ.阅读理解(xx·辽宁省沈阳市二中月考)“Haveyoueverbeenoutonaboatandfeltitliftedupbyawave?Orhaveyoujumpedinthewaterandfelttherushofenergyaswavescameoveryou?”askedJamieTayloroftheWaveEnergyGroupattheUniversityofEdinburgh.“Thereiscertainlyalotofenergyinw
2、aves,”hesaid.Scientistsareworkingtousethatenergytomakeelectricity.Mostwavesarecreatedwhenwindsblowacrosstheocean.“Thewindstartsoutbymakinglittleripples(涟漪),butiftheykeeponblowing,thoseripplesgetbiggerandbiggerandturnintowaves,”Taylorsaid.“Wavesareoneofnature'swaysofpicking_u
3、penergyandthensendingitoffonajourney.”Whenwavesetowardtheshore,peoplecansetupdamstoblockthewaterandsenditthroughalargewheelcalledaturbine(涡轮机).Theturbinecanthenpoweranelectricalgeneratortoproduceelectricity.“Theresourceishuge,”saidJanetSwainoftheWorldWatchInstitute.“Wewillne
4、verrunoutofwavepower.”Besides,waveenergydoesnotcreatethesamepollutionasotherenergysources,suchasoilorcoal.OceanscoverthreequartersoftheEarth'ssurface—thatwouldmakewavepowerseemidealforcreatingenergythroughouttheworld,thoughtherearesomeweakpointsyettoovere.Swainsaidthatwavepo
5、werstillcoststoomuchmoney.Shealsosaidthatitseffectsonseaanimalsarestillunknown.Whatismore,wavepowercouldaffectfishingandboattraffic.Traditionalsourcesofenergylikeoilandgasmaysomedayrunout.“DemandforenergytopowerourTVsandputers,driveourcars,andheatandcoolourhomesisrisingrapid
6、lythroughouttheworld,”Swainsaid.Inthefuturewhenyouturnonalight,anoceanwavecouldbeprovidingtheelectricity!1.Thewriterusesthetwoquestionsatthebeginningofthepassageto________.A.testthereaders'knowledgeaboutwavesB.drawthereaders'attentiontothetopicC.showJamieTaylor'simportanceD.
7、invitethereaderstoanswerthem2.Theunderlinedphrase“pickingup”isclosestinmeaningto________.A.startingagain B.speedingupC.improvingD.gathering3.Wecanmakebetteruseofwaveenergyifwe________.A.shortenitsjourneytothousandsofhomesB.buildmoresmallpowerstationsontheoceansC.reducet
8、hecostofturningitintoelectricpowerD.quickenthestepsofproducingelectricity4.
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