高中英语 Unit 6 Earth first Period Three Using language Developing ideas教案 外研版必修第二册-外研版高一第二册英语教案VIP免费

PeriodThreeUsinglanguage&DevelopingideasⅠ.Readthepassageandjudgewhetherthefollowingsentencesaretrue(T)orfalse(F)．1．Ittakeshundredsofyearsforpapertobreakdown，butmuchlesstimeforplastic.(F)2．Whenweturnoffadevice，itwon’tuseelectricity.(F)3．Theproductionoffoodusesmoreenergythanthetransportandproducesmoregreenhousegases.(T)Ⅱ.Readthepassagecarefullyandchoosethebestanswer.1．What’sthemainideaofthepassage?A．Whatstepsweshouldtaketosaveenergyandreducewasteandpollution.B．What’sreallygreeninourdailylife.C．Howwecanliveagreenlife.D．Whenweturnoffadevicetostopusingpower.答案B2．Whichshoppingbagismoreenvironmentallyfriendly?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．Foodproducedneartowhereyoulive.B．Foodproducedfarfromwhereyoulive.C．Foodproducedathome.D．Itdepends.答案D5．Whichuseslesswater?A．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．devicen．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16．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6．take...intoaccount把……考虑进去7．remove...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，makingapaperbagusesfourtimesasmuchenergyasmakingaplasticbaganduptothreetimestheamountofwater.然而，造一个纸袋要用造一个塑料袋四倍的能量和多达三倍的水。3．Itis/was...that/who...强调句型Itistheproductionoffood，notitstransport，thatusesmostoftheenergyandproducesmostofthegreenhousegases.恰是食物的生产，而不是运输耗用了大量的能量并产生了大量的温室气体。4．状语从句的省略Orderlessandtakeleftoverfoodhomewhendininginrestaurants.在饭店吃饭时少点菜并把剩菜带回家。重点词汇Reducewastebychoosingreusableproducts.通过选择可再利用的产品减少浪费。reducevt.减少；减缩reducesth.to...减少到……reducesth.by...减少了……reducesb.todoingsth.使陷入更坏的境地；使沦落为(1)Havingenoughfatandsaltinyourmealswillreducetheurgetosnacksbetweenmealsandwillimprovethetasteoffood.膳食中有足够的脂肪和盐会减少饭后吃零食的欲望，并会提高你的食欲。(2)Itwasfoggysothedriverhadtoreducespeedtofortykilometresanhour.由于大雾，司机不得不把速度减到每小时40千米。(3)Ifyoubuymorethanten,theywillreduce...