2019_2020学年新教材高中英语Unit6EarthfirstPeriodThreeUsinglanguage.docx

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1、PeriodThree　Usinglanguage&DevelopingideasⅠ.Readthepassageandjudgewhetherthefollowingsentencesaretrue(T)orfalse(F)．1．Ittakeshundredsofyearsforpapertobreakdown，butmuchlesstimeforplastic.(F)2．Whenweturnoffadevice，itwon’tuseelectricity.(F)3．Theproductionoffoodusesmoreenergythanthetranspor

2、tandproducesmoregreenhousegases.(T)Ⅱ.Readthepassagecarefullyandchoosethebestanswer.1．What’sthemainideaofthepassage?A．Whatstepsweshouldtaketosaveenergyandreducewasteandpollution.B．What’sreallygreeninourdailylife.C．Howwecanliveagreenlife.D．Whenweturnoffadevicetostopusingpower.答案　B2．Whic

3、hshoppingbagismoreenvironmentallyfriendly?A．Aplasticbag.B．Apaperbag.C．Areusablebag.D．Noneofthese.答案　C3．Whatshouldyoudotosaveenergywhenleavingyourhome?A．Turnoffadevice.B．Unplugadevice.C．Removethedevicefromthehouse.D．Leavethedeviceon.答案　B4．Whatfoodisbetterfortheenvironment?A．Foodproduce

4、dneartowhereyoulive.B．Foodproducedfarfromwhereyoulive.C．Foodproducedathome.D．Itdepends.答案　D5．Whichuseslesswater?16A．Takingabath.B．Takingashower.C．Neitherofthese.D．Itdepends.答案　DⅠ.重点单词1．reducev．减少，降低2．releasev．释放，排放3．lecturen．(尤指大学里的)讲座，讲课，演讲4．majorityn．多数，大多数(人或物)5．amountn．数量，数额6．devi

5、cen．设备，仪器，装置7．electricityn．电8．removev．移走，搬走，去掉9．campaignn．(宣传)活动10．averageadj.平均(数)的11．fogn．雾→foggyadj.多雾的；有雾的12．infectionn．感染，传染病→infectv．传染→infectiousadj.传染的；传染性的13．permissionn．允许，许可→permitv．允许；许可n．许可证14．urgev．竭力主张，强烈要求，敦促→urgentadj.紧急的；急迫的15．concernedadj.焦急的，担忧的→concernv．担忧；涉及n．担忧1

6、6．contributev．促成，造成(某事发生)；贡献，捐献→contributionn．贡献掌握规律　巧记单词fogn.雾＋y→foggyadj.多雾的；有雾的sun＋y→sunnyadj.晴朗的fur＋y→furryadj.毛皮覆盖的，毛茸茸的fun＋y→funnyadj.滑稽的；有趣的Ⅱ.核心短语1．takesteps采取措施2．mistake...for...把……误当做……3．breakdown分解；出故障；谈判失败；(健康、精神等)垮掉4．turnoff关上5．commonsense常识166．take...intoaccount把……考虑进去7．r

7、emove...from...把……从……移开8．dependon依靠；依赖9．share...with...与……分享……10．callon号召Ⅲ.经典句式1．Ittakes...forsb./sth.todo...某人/某物花费多长时间做某事Ittakeshundredsofyearsforplastictobreakdown，butmuchlesstimeforpaper.塑料要用去数百年的时间才分解掉，但是纸用的时间少一些。2．倍数的表达方法However，makingapaperbagusesfourtimesasmuchenergyasmakingap

8、lasti