高考英语 Unit22精美课件 北师大版选修8 课件VIP免费

选修8Unit22EnvironmentalProtection1．reserven.保护区vt.保留，储备；预订，预约→reservationn.保留，预约，预订2．threatenvt.威胁→threatn．→threateningadj.3．armvt.武装；n.臂→armedadj.使用武力的→armsn.武器，兵器→armyn.军队4．separationn.分离，分开→separatevt.&adj.分离，分开5．constructvt.建造→constructionn.建造6．considerateadj.想得周到的，体贴的→considervt.考虑→considerationn.考虑→consideringprep.考虑到7．sharpenvt.削尖→sharpadj.尖的8．enforcevt.执行，实施→forcen.力量9．evolutionn.(生物)进化→evolutev.进化10．calculatev.计算，算出→calculationn.计算→calculatorn.计算器●重点短语1．beyondone‘scontrol超出……的控制2．atrisk有危险；冒险3．lookahead展望未来4．referto指，意即5．inturn依次6．leadto引起，导致7．takeaction采取行动8．apartfrom除……以外9．answerfor(对已产生的不良后果)负责任10．callforanendtosth.要求结束……11．orelse否则，不然12．wrapup结束13．onone‘sbehalf代表……14．carryoff掠去，夺走15．allinall总的来说16．resultin导致17．earnone‘sliving谋生18．allthebest一切顺利19．asamatteroffact实际上20．breakawayfrom离开，脱离●重点句型1．Lookingahead,_scientistsbelievethatglobalwarmingcouldbeoneofthebiggestenvironmentalproblemsfacingthe21stcentury.展望未来，科学家认为，全球变暖会是21世纪所面临的最大的环境问题之一。2．Withoutthesenaturallyoccurringgases,thesun'srayswouldbouncebackintospaceleavingtheEarthcoldandimpossibletoliveon.如果没有这些自然存在的气体，太阳的光线将会离开地球，返回到太空，使地球变得寒冷，人类将无法居住。●高考范文(2008·江苏)实现有效的沟通，建立良好的人际关系，不仅要善于言表，更要学会倾听。请你根据下表中所提供的信息，写一篇题为BeingaGoodListener的英文演讲稿。注意：1.对所给要点逐一陈述，适当发挥，不要简单翻译。2．词数：150左右。开头和结尾已经写好，不计入总词数。3．演讲稿中不得提及考生所在学校及本人姓名。Goodafternoon,everyone!Thetopicofmyspeechtodayis“BeingaGoodListener”．________________________________________________________________________Thankyouforyourlistening![范文]Good_afternoon,_everyone!The_topic_of_my_speech_today_is_“Being_a_Good_Listener”．Goodlisteningcanalwaysshowrespect,promoteunderstanding,andimproveinterpersonalrelationship.Manypeoplesuggestthatparentsshouldlistenmoretotheirchildren,sotheywillunderstandthembetter,andfinditeasytonarrowthegenerationgap;teachersshouldlistenmoretotheirstudents,thentheycanmeettheirneedsbetter,andplacethemselvesinagoodrelationshipwiththeirstudents;studentsshouldlistenmoretotheirclassmates,thustheywillhelpandlearnfromeachother,andafriendshipislikelytobeformed.WhatIwanttostressisthateachofusshouldlistenmoretoothers.Showyourrespectandneverstopotherstilltheyfinishtheirtalk;showyouareinterestedbyasupportivesilenceoraknowingsmile;beopenmindedtodifferentopinionseventhoughyoudon'tlikethem.Inaword,goodlisteningcanreallyenableustogetclosertoeachother.Thank_you_for_your_listening!考点探究Ⅰ.重点词汇过关1．trapv.把……困在，使陷于(尤指危险之地)，使无力改变；使落网；诱骗；储存；n.陷阱，困境，圈套trapsb.into(doing)sth.使某人上当，使中计trapwater储水betrappedin被困在……set/layatrap布好陷阱becaughtinatrapof...陷入……的困境①Bothmenwere_trapped_insidetheburningcar.两人都被困在燃烧的轿车里。②Iwas_trapped_intoadmittingthatIhadlied.我中了圈套，承认自己撒谎了。③Weset_trapsintheatticforthemice.我们在阁楼里设下了老鼠夹子。④Hewascaughtina_trap_of_poverty.他陷入了贫困的窘境。即学即练______intheburninghouse,the...