必修二unit3词汇市公开课一等奖省赛课微课金奖PPT课件.pptx

WordsandexpressionsinUnit3calculatevt.计算(tofindouthowmuchsth.willcost,howlongsth.willtakeetc,byusingnumbers)Eg:1).Thescientistcouldnotcalculatewhenthespaceshipwouldreachthemoon.2).HaveyoucalculatedwhataholidayinFrancewouldcost?2.universaladj.普遍；通用；宇宙(widerspread;concerningorsharedbyallmembersofagroup)Eg:3.simplifyvt.简化4.sum[sʌm]n.总数；算术题；金额vi.概括vt.；累计Eg:(1)Hewasfinedthesumof￡200.他被处以200英镑罚金。(2)Thesumof2and3is5.2加3和是5。归纳：insum简言之；总而言之sumsb./sth.up形成对某人(某事物)看法5.operatorn.(机器、设备等)操作员电话接线员Eg:Operator,Iwanttomakealongdistancecall.扩展:operatev运转;操作；手术operationn操作，运算，手术Eg:Sheisafraidofoperatingthemachine.6.logical/’lɔdʒikəl/adj.逻辑，附和常理(seemnatural;reasonable)Eg:1).Itislogicalthatthebookisexpensive.2).You’dbetterorganizeyourworklogically.7.technology:n.科技(总称);工艺;应用科学;工业技术scienceandtechnology科学和技术agriculturaltechnology农艺,农业技术扩展:technologicaladj.technicaladj.学术;技术性;专门8.artificialadj.madebyhumans,esp.asacopyofsthnatural人造,人工,假Eg:artificialflowersartificialrainartificialintelligence（人工智能）9.solvevtfindthesolutionto(aproblemorquestion)orunderstandthemeaningof解答，处理Eg:HefinallysolvedthedifficultyoftransportationIbelieveinyourabilitytosolvetheproblem.扩展:solutionton1)解答，处理2)溶液溶解12.personaladj.①Thisnoveliswrittenfrompersonalexperience.②Thosearemypersonalletters.youhavenorighttoreadthem③Thehostgivesusawarmpersonalwelcome.归纳：personaladj.①②③personallyadv.①Personally,Iamagainsthisplan.②Thehostwelcomedhisguestspersonally.归纳：personally①②13.asaresult①Itdoesn'toftenraininsummer.Asaresult,wehavetowaterthegarden.②Asaresultoftheaccident,hebecamelame(跛).归纳：asaresult意思是，只能单独用；asaresultof=,意思是。即学活用用asaresult或asaresultof填空。3)Hewasill.____________________，hedidn'tgotoschool.他生病了。所以，他没去上学。(4)___________________________hisillness,hedidn'tgotoschool.因为生病，他没去上学。14.total/’təutəl/adj.nv总计;全部;总数;总数达…Eg:Atotaloftwentypeoplewerekilled.扩展:totallyadv.完全地；整个地归纳:intotal总计atotalof总数；总共totalup＝addup算出总数total(up)to＝addupto总额为[即学即练1]—Whatis________________________thesebooks？这些书全部费用是多少？—Itcostme__________________of500yu