Unit 1 Grammar and usage 教案-高中英语牛津译林版（2020）选修第二册

=page33SubjectB9U1BewareandtakecareHostCheckerTeachingobjectivesBytheendofthissection,studentswillbeableto:1.identifytheuseoflinkingwords;2.uselinkingwordstofinishthetasksofrewritingsentencesandcompletinganarticle;3.writeashortletterofadvicetosomeonewhoismisusingmedicinewithlinkingwords;TeachingimportantanddifficultpointsTounderstandtheexactfunctionsoflinkingwordsandtoapplylinkingwordsincontexts.TeachingtypesNewlessonPeriodsPeriod1PreparationTimeNov.17PresentationTimeNov.20Teachingprocedures:Lead-inStep11.TheteacherhasstudentsreadtheblogpostonPage6andpresentitsoutlineintheformofachart.2.Theteacherhasstudentsreadtheblogpostagainandanswerthefollowingquestions.(1)HowdidKevintellhisself-medicatingexperience?Hetoldhisself-medicatingexperienceintimeorder.Hewokeuponemorningwithabadbackache.Aftertakingthepainkillersheorderedonlineforafewdays,hishealthworsened.Thenitturnedoutitwasnotamusclestrainbutaseriousliverinfectionthatcausedthebackache.Intheend,hemadeafullrecoveryaftertwoweeksinhospital.Whydidn’tKevingotoseethedoctorfirst?Foronething,hewastoolazytodraghimselfdowntothehospitalandforanother,hethoughtheknewwhathewasdoing.(3)WhatdidKevinassumecausedhisbackpain?Whatwastherealcause?Heassumedthatitwasbecauseofamusclestrain.Onthecontrary,itwascausedbyaseriousliverinfection.(4)Whatdamagedidself-medicationdotoKevin’sbody?Itirritatedtheliningofhisstomach.Additionally,itdamagedanalreadydamagedliver.ExploringtherulesStep2TheteacherhasstudentsfindthedifferentcategoriesoflinkingwordsintheblogpostandfillinthetableofPartAonPage6.TheteacherguidesstudentstoworkouttherulesonPage6.Theteacherhasstudentsgothrough“Grammarnotes”onPages94.Step31.TheteacherhasstudentsfinishB1onPage7.Rewritethefollowingsentenceswiththelinkingwordsinthebrackets.1).Whenthereisflugoingaround,youshouldlearntoprotectyourself.Youneedtowearafacemask.(firstofall)Whenthereisflugoingaround,youshouldlearntoprotectyourself.Firstofall,youneedtowearafacemask.2).Duringthefiredrill,studentsarerequiredtobenddownandleavethroughtheemergencyexit.Theyneedtocovertheirmouthandnosewithawettowel.(furthermore)Duringthefiredrill,studentsarerequiredtobenddownandleavethroughtheemergencyexit.Furthermore,theyneedtocovertheirmouthandnosewithawettowel.3).Atanintersectionwithoutzebracrossings,donotcrosstheroaddirectly.Youcanuseaflyoveroranunderpasstocrosstheroad.(instead)Atanintersectionwithoutzebracrossings,donotcrosstheroaddirectly.Instead,youcanuseaflyoveroranunderpasstocrosstheroad.Theteacherhasstudentscomparethesentencescontaininglinkingwordswiththeoriginalsentencesandtelltheeffectslinkingwordscanbringabout.Linkingwordscanbeusedtocombineideasinwriting,andthusensurethatideaswithinsentencesandparagraphsarelogicallyandelegantlyconnected.Takethefirstsentenceasanexample.Thephrase“firstofall”isusedtosaythatsomethingismoreimportantthananythingelse.Whenweuseittoconnectthesetwosentences,wemeanthattowearafacemaskisthefirstthingthatyoushoulddotoprotectyourself,andtherearemoretipstofollow.3.TheteacherhasstudentsfinishB2onPage7,andthenfillinthefollowingtable.Step4TheteacherhasstudentsfinishB3onPage7towriteashortlette