人教版高中英语必修二教案：unit 3 computers period 1 words and expressions.doc

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1、Unit3ComputersPeriod1Wordsandexpressions教学方案I.Teachingcontents：WordsandexpressionsII.Teachingaims：1).Masterthefollowingwordsandexpressions.calculate;universal;simplify;sum;logical;technology;artificial;intelligence;solve;reality;totally;mobile;explore;anyhow;goal;fromon;asaresult;sothat;humanrace2).

2、Totrainthestudentsinterestedinwordsandmastertheusagesofwordsandphrases.3)words:calculate;universal;simplify;sum;logical;technology;artificial;intelligence;solve;reality;totally;mobile;explore;anyhow;goal4)phrases:fromon;asaresult;sothat;humanraceIII.Keypoints&DifficultiesKeypointsMasterthefollowingw

3、ordsandphrases:calculate;universal;simplify;sum;logical;technology;artificial;intelligence;solve;reality;totally;mobile;explore;anyhow;goal;fromon;asaresult;sothat;humanraceDifficultiesUsethewordsandphrasesinthisperiodcorrectly.IV.Teachingprocedure:Step1:Lead-inCheckthestudentspreviewwork.Wordsandex

4、pressionspreview.Step2:ListeningListeningtothewordsandexpressionsforthecorrectpronunciation.Step3:Readafterteacher:Readallthewordsinthisunitafterteacher.Teacherdealwiththewordsthatisdifficulttoread.Step4:Keywordsandexpressionsexplanation1.calculatevt.work(sth.)outbyusingnumbers打算2.universaladj.exist

5、ingeverywhereorinvolvingeveryone普遍的；通用的；宇宙的3.simplifyvt.tomakesomethinglesscomplicatedandthereforeeasiertodoorunderstand简化4.sumn.总数；算术题；金额insum总之；简言之sumup归结综合；总结5.logicaladj.合逻辑的；合清理的logicallyadv.逻辑上；有档次地6.technology7.artificialadj.自然的;假的8.intelligencenounUtheabilitytolearn,understandandmakejudgment

6、sorhaveopinionsthatarebasedonreason.智力；聪明9.solvevt.处置；解答10.realityn.真实；幻想；幻想；逼真realadj.真实的；真正的；幻想的；理论的；逼确实reallyadv.真正地；终究；确实realizevt.实现；使变为幻想inreality理论上；幻想上11.totallyadv.全部地，完好地totaladj.总的；总体的；全部的n.总数；总计；合计vt.打算的总跟intotal合计；合计12.mobileadj.可移动的；活动的；流淌的；灵敏的；多变的mobiletroops灵敏部队amobileface心境丰富的脸13.ex

7、plorevt.&vi.探究；探测；探究14.anyhowadv.不论怎么样；即使如此；至少15.goaln.目的；目的；球门16.fromon从时起17.asaresult结果18.sothat如此以致于与tooto句型的相互转换19.humanrace人类Step5:ExercisePairwork:studentstrytocompleteexercisesofthisperiodwiththeirpartners.Teachergivethemhelpwhentheydothisexercise.Step6:Homework.1.Memorizethenewwordslearntint

8、hisperiod.2.Previewthewarpingupandpre-readingandtrytoanswerthequestionsinwarmingup.3.Trytofindsomeinformationaboutthedevelopmentofcomputers.V.BlackboarddesignUnit3ComputersWordsandexpressions1insum总之；简言之sumup归结综合；总结2.technique(n.)technologist(person)technical(adj.)technological(adj.)3.realadj.真实的；真正的；幻想的；理论的；逼确实reallyadv.真正地；终究；确实realizevt.实现；使变为幻想inreality理论上；幻想上版权所有：高考资源网(ks5u)