2019-2020年高中英语Unit9WheelsPeriodone课堂讲义北师大版必修

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1、2019-2020年高中英语Unit9WheelsPeriodone课堂讲义北师大版必修Theoilresourceswhichareleftwillnotlastverylong.Thismeansthatallvehiclessuchascars，trains，buses，planesandshipsthatneedoiltoworkwillnotbeabletorun.Soitwillbenecessarytodevelopanewsystemoftransportwhichusesafuelmorethanoil.Electricvehic

2、lesareonepossibility.InBritain，mostfamilieshaveatleastonecarandthiscarisusedeveryday.Itcouldbethatonlyonepersoninthefamilydrivesthecartoworkorforshopping.Thenumberofcarsontheroadwhicharealmostemptyperhapshelpstoexplainwhytheoilisusedupsoquickly.Thefamilycarisaveryusefulformoft

3、ransportbutitisalsoagreatwasteofenergy，especiallyifitisparedwithbusesortrains.Muchpetrolisusedbyacarwhichistravelingat120kilometersanhour.Clearly，itwouldbebetteriftherewerefewercarsontheroadandmorespeedlimitssothattheoilwhichisleftwilllastaslongaspossible.About25%ofBritain’sto

4、talconsumptionofenergyisdomestic—itisusedonlyinthehome.Justover20%isusedfortransport.Mostoftheenergyisusedinindustry.Itisdifficulttosuggestanypossibleenergyconservationinindustrybecausemanyofthesuggestionswouldmeanthatsomepeoplewouldlosetheirjobs.Itisimportantthatindustryprodu

5、cesthesameamountofproductsusingthesameamountofworkers.Obviously，conservationisnotgoingtobetheanswertotheenergycrisis.Themostitcandoistogivemoretimeforabettersolutiontobefound.Themoretimewhichisavailablefornewsourcesofenergytobedeveloped，thebetteritisbecausethereisstillalotofwo

6、rktobedoneinordertofindsuitable，safemethodsofproducingenergy.1．domesticadj.家用的；国内的2．crisisn．危机1．InBritain，whatreasoncouldhelptoexplainwhyoilisusedupveryquickly?Manycarsontheroadarealmostempty.2．Whatisabetterwaytosolvetheproblemoftheenergycrisis?Newsourcesofenergyshouldbefounda

7、nddeveloped.PeriodOne　Warmup&Lesson1OnYourBikeⅠ.单词检测1．cyclistn．骑自行车的人cyclev．循环；骑自行车2．actuallyadv.实际地，真实地actualadj.事实的，实际的3．benefitvi.&n．得益；好处beneficialadj.有益的，获益的4．conveniencen．方便，便利convenientadj.方便的，便利的5．insertvt.插入，嵌入insertionn．插入，嵌入6．consequencen．后果，结果consequentlyadv.所以，因此7

8、．arrestvt.逮捕8．arguevi.争辩，争吵argumentn．论据，论证Ⅱ.短语检测1．have/takeas