2020版新高考英语一轮复习Unit7TheSea教学案北师大版必修3.docx

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1、Unit7TheSea三言两语1.Rubbishandwastewaterarebeingpouredintotheriver；asaconsequence，waterresourceshavebecomebadlypolluted.2．Weshouldadoptreducing，reusingandrecyclingapproachestosolvetheproblemandtakegoodcareofourenvironment.3．Withthenumberofcarsincreasingfastinourcity，ourenvironme

2、ntisgettingincreasinglyworse.1.众所周知，由于全球变暖，全球水资源短缺问题正变得日益严重。It_is_wellknownthattheglobalwatershortageisbecomingincreasinglyseveremainlyduetoglobalwarming.2．现在，越来越多的人开始认识到，目前的环境与我们对地球的所作所为有很大关系。Nowmoreandmorepeoplebecomeawarethatthepresentenvironmenthas_much_to_do_withwhatweha

3、vedonetotheearth.[单词　拼写应用]核心单词1．evaluatevt.评估，评价2．signn．手势；符号3．huntv．打猎，猎杀4．collectionn．收集，收取5．explorern．探险家6．voyagen．航海；航空7．banvt.禁止8．altogetheradv.完全9．handlevt.对付10．departmentn．部，系，局，部门11．solutionn．解决办法；答案12．presentvt.演示；讲演13．measurevi.&vt.(长度、数量)为；测量14．escapevi.逃脱，逃跑15．rec

4、overvi.恢复正常；康复16．debaten．辩论，争论[语境运用]　用所给词的适当形式或汉语提示填空。1．Becauseofcheating，Charliehasbeenbanned(ban)fromcyclingforayear.2．Thelettershowsnosign(迹象)thattheAmericanshavesoftenedtheirposition.3．Theydebated(debate)foroveranhouronthemeritsofdifferentsystems.4．Wemeasured(measure)ther

5、oomandfounditwas20feetlongand15feetwide.5．Althoughhemaybetroubled，healwayspresents(present)acalmsmilingface.6．Onlyfourpeoplemanagedto_escape(escape)beforetheroofcollapsed.7．Theschoolhasonlybeenopenforsixmonths，soit'stooearlyto_evaluate(evaluate)itssuccess.8．Herefusedtoallowhi

6、ssecretaryto_handle(handle)confidentialletters.拓展单词1．participatevi.参加→participationn．参加→participantn．参与者2．arrangevt.安排，准备→arrangementn．安排3．frighteningadj.令人惊恐的，骇人的→frightenvt.(使)惊恐→frightenedadj.害怕的；受惊的→frightn．恐怖；惊恐4．persuadevt.说服，劝服→persuasionn．说服5．apologisevi.道歉→apologyn．道

7、歉6．pollutevt.使污染→pollutionn．污染7．intelligentadj.有灵性的；聪明的→intelligencen．智力，理解力8．energeticadj.有活力的→energyn．精力；活力9．discoveryn．发现→discovervt.发现10．educatevt.教育→educatorn．教育工作者→educationn．教育，培养11．attractvt.吸引→attractionn．吸引人的地方→attractiveadj.吸引人的12．terrifyvt.令人感到恐惧→terrorn．恐怖，恐惧→ter

8、rifyingadj.使人感到恐惧的→terrifiedadj.感到恐怖的13．survivevi.幸存，生存下来→survivaln．