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1、Unit2CrossinglimitsI．单元教学目标技能目标SkillGoals▲Talkaboutexploringtheworld▲Practisejudgingsituationsandmakingdecisions▲Reviewthepredicate▲WriteapersuasiveessayII．目标语言功能句式Expressionstojudgesituationsandmakedecisions:a.Expressionsusedtojudgesituations:1.Frommyunderstanding,Ifinditpossiblethat…2.In
2、myopinion,nobodyhastherightto…3.Forthesakeof…,Ibelieve…4.Inrespectfor…,weshould…5.Everythinghastwosides,butI…6.Bynomeansshouldwesacrificepeople’slifeinthenameofscience…b.Expressionsusedtomakedecisions:1.It’shardtodecide…however,2.Takeeverythingintoconsideration,I…3.Inspiteof…,Istillbelieve
3、…4.Iamlikelytothink…because…5.Mychoicewillbe…词汇1.四会词汇evaluate,various,key,origin,equip,puzzle,wealthy,Asian,African,ambassador,wander,motherland,existence,accurate,navy,treasure,command,royal,embassy,zebra,volunteer,radium,dam,suggest,accomplish,sickness,unable,sacred,refer,aircraft,arise,
4、evidence,chairman,praise2.认读词汇ChristopherColumbus,endeavor,MarcoPolo,spice,Ceylon,Arab,westernmost,Roman,empire,rhinoceros,horn,Shanga,awareness,fleet,symbolic,sum,horizon,navigation,Korea,theHimalayas,Sherpa,Tibet,honesty,dedication,ideal,technological3.词组inthenameof,inexchangefor,setsail
5、,inreturn,bringup,apartfrom,referto,runout4.重点词汇various,key,wealthy,accurate,wander,suggest,accomplish,arise,praise34语法ReviewthePredicate:1.Ateamofscientistsdiscoversanimportantancientgravenearthevillageofnativepeople.2.IwasreadingabookaboutMarcoPolowhenyoucalled.3.Wecansendrobotsequippedw
6、ithcamerasandothertoolstodoobservationsforus.4.Theworldmapwasagreatpuzzletopeopleofearlycivilizations.5.AsmallbronzestatueoflionhasbeenfoundintheSwahilitownofShanga.重点句子1.Tradeandcuriosityhaveoftenformedthefoundationformankind’sgreatestendeavor.2.TheArabiccontactstotheAfricancoastledtothen
7、extmeetingbetweenblackpeopleandaChinese.3.ThecontactsbetweenChinaandAfricaoverthecenturieshadledtotheawarenessofeachother’sexistence,butstillnoaccuratemapsofthecountriesaroundtheIndianOceanexisted.4.Intheyearsbetween1405and1433,sevenlargetreasurefleetssailedwe
