高中英语 Unit 22 Environmental Protection Section Ⅱ Lesson 1—Language Points教案 北师大版选修8-北师大版高二选修8英语教案VIP免费

SectionⅡLesson1—LanguagePoints[学生用书P6]1．trapvt.使困住2．principlen.原则，道德准则3．beyondprep.超出4．coincidencen.巧合5．condemnvt.迫使(某人)陷于不幸的境地6．sacrificevt.&vi.牺牲；献出7．advocatevt.主张，提倡8．recyclevt.回收利用9．hurricanen.飓风10．botanicaladj.植物的→botanyn.植物11．reserven.保护区→reservationn．保护，预订12．corruptadj.贪污受贿的，腐败的→corruptionn.贪污，腐败13．conservationn.保护→conservev．保护14．relevantadj.有关的→relevancen．关联15．threatenvt.威胁→threatn．威胁1．anumberof一些2．beyondone’scontrol超出……的控制，不受……的控制3．lookahead展望未来4．inturn依次5．leadto引起，导致6．takeaction采取行动7．aheadof在……前面8．speedup加速1．分词短语作后置定语Inthelastfewdecades,scientistshavereachedconsensusandreportedthathumanbeingsarecausingchangesintheEarth’sclimate—somethingpreviouslyseenasbeyondourcontrol(被认为是超出我们控制能力的)．2．虚拟语气/分词短语作状语Withoutthesenaturallyoccurringgases,thesun’srayswouldbouncebackintospaceleavingtheEarthcold(就会反射回太空中去，地球将处于寒冷之中)andimpossibletoliveon.3．with的复合结构Theamountofcarbondioxideintheatmospherehasrisenbymorethan30%inthelast250yearswithhalfofthisincreaseoccurringsince1960(其中的一半是在1960年以后增加的)．4．分词式介词短语Giventhisdata(考虑到这一数据),itseemsthatthelinkbetweenhumanactivitiesandrisingglobaltemperaturesisnotmerelyacoincidence.5．介词的宾语从句Thisisnoeasytask,however,andsomegovernments,forexample,theUSA’sfederalgovernment,expressreservationsaboutwhetherglobalwarmingisreallycausedbyhumanactivities(全球变暖是否真的是由人类活动引起的)．[学生用书P7]trapv．储存，留存；使落入圈套(或困境)n．陷阱；诡计；困境①(教材P5)Becauseofthegreenhouseeffect，theEarthiswarmedbygasestrappedintheatmosphere.由于温室效应，被困在大气中的气体会使地球变暖。②(牛津词典)Shehadsetatrapforhimandhehadwalkedstraightintoit.她给他设下圈套，他就径直钻了进去。(1)be/gettrappedin被困在……中trapsb.into(doing)sth.诱骗某人做某事(2)setatrapfor为……设下圈套fallinto/becaughtinatrap掉进陷阱；落入圈套表示“被困于……中”的短语还有：be/getcaughtin；be/getstuckin等。[基础练习]——单句语法填空/单句改错(1)Thebombexploded,trapping(trap)victimsinthebuilding.(2)Becauseofthegreenhouseeffect,theearthiswarmedbygasestrappingintheatmosphere.trapping→trapped[能力提升]——完成句子/句式升级回到家以后，她发现自己被骗而购买了那些无用的药。(3)(普通表达)Aftershereturnedhome,shefoundthatshewastrappedintobuyingtheuselessmedicines.(4)(高级表达)Returninghome,shefoundherselftrappedintobuyingtheuselessmedicines.(现在分词短语作状语；find＋宾语＋宾补)reserven．保护区vt.保留；预订①(教材P5)Breweriesareoftenbuiltinnaturereserves.啤酒厂经常建在自然保护区内。②Keepafewpoundsinreservetocoverunexpectedcosts.留出几镑以备不时之需。(1)inreserve备用的withoutreserve毫无保留地(2)reserve...forsb./sth.为某人/某物保留/预订……(3)reservationn.保留；预订；保护makeareservation预订(房间、座位等)withoutreservation直率地，坦白地，无条件地；毫无保留[巧学活用]——单句语法填空(1)Sayallyouknowandsayitwithoutreserve.(2)Thissectionofthecarparkisreserved(reserve)forvisitors.(3)Ihavemadeareservation(reserve)foryouonthemorningflight.beyondprep.超出adv.在更远处，另外①(教材P6)Inthelastfewdecades，scientistshavereachedconsensusandreportedthathumanbeingsarecausingchangesintheEarth’sclimate—somethingpreviouslyseenasbeyondourcontrol.在过去的几十...