拓展模块unit8ReadingA-2.Work-and-Power--text

自然科学Unit8GeneralSciece1.adj.精确的确切的严谨的→词义搭配clearandaccurate精确的;准确的精确的东西2.v.阻止防止避免→词义搭配stopsth.happening,stopsb.doingsth.▲//…(from)doingsth.阻止…做...；阻止某事的发生▲保护……不受伤害；▲使…处于某种状态1.preciseadj.精确的确切的严谨的→词义搭配clearandaccurate精确的;准确的somethingprecise精确的东西2.preventv.阻止防止避免→词义搭配stopsth.happening,stopsb.doingsth.▲prevent/stop/keep…(from)doingsth.阻止…做...；阻止某事的发生▲protect...fromsth./doingsth.保护……不受伤害；▲keep...doingsth.使…处于某种状态3.v.计算=workout计算出4.沿着…的方向5.用话来表达简言之、总之、一句话6.数学符号在英语中的读法：加减乘除3.calculatev.计算=workout计算出4.inthedirectionof沿着…的方向5.inwords用话来表达inaword简言之、总之、一句话6.数学符号在英语中的读法：加减乘除6.数学符号在英语中的读法：＋,,add加－,takefrom减×,乘÷（过去分词）除以，被......除=,,,makes,gives等于6.数学符号在英语中的读法：＋and,plus,add加－minus,takefrom减×times,multipliedby乘÷dividedby（过去分词）除以，被......除=is,equals(to),isequalto,makes,gives等于7.+do为了，以便+句子8.将……运用到……申请得到……9.adj.高的n.高度adj.长的n.长度adj.强大的n.力气力量10.算出，解出=gettheresultof，calculate11.采取措施做以……单位计算7.inorderto+do为了，以便inorderthat+句子8.apply...to...将……运用到/施加到……applyfor申请得到……9.highadj.高的heightn.高度longadj.长的lengthn.长度strongadj.强大的strengthn.力气力量10.workout算出，解出=gettheresultof，calculate11.takemeasurestodo采取措施做bemeasuredin以……单位计算1.everydayadj.“日常的，平常的”句中作定语everydaylife日常生活everyday名词词组“每天”句中作状语EverydayhepracticesspeakingEnglish.每天他都练习说英语。DoyoureadChinaDailyeveryday?你每天都读《中国日报》吗？2.bedone(被动语态)3.causev.引起造成三单causes4.theamountof+不可数名词......的数量Theamountofwaterisdecreasing.水量正在减少。所做的功=力×物体沿力的方向移动的距离5.distancen.距离distantadj.遥远的远离的Itmovesastraightlinefora___(distant)of5meters.它以5米的距离直线移动。6.aboveadj.“前面的上文的上述的”作定语,可前置,也可后置。Intheabovetext,wehavelearnedtheword.Intheexampleabove,youcanseetheusageofit.7.thatistosay,插入语“也就是说”=thatis（即使讲过去，也不能用thatwas）插入语表示对前一句话作一些附加的说明。通常用逗号和后面的句子隔开，与句中其他部分没有语法上的联系，删掉后句子结构仍然完整。eg.Susandidn’tgo,,shestayedathome.苏珊没有去，也就是说，她呆在家里。A.equalsB.thatis(tosay)C.whatismoreD.evenmore※其他常用插入语:inotherwords,ingeneral,infact,ofcourse,forinstance/example等。8.inthisway以这种方式9.asconj.“当…发生的时候”引导时间状语从句，与while相近，强调两个动作同事发生，或某事一发生，另一事立即发生。Eg:Asshesang,thetearsrandownhercheeks.当她唱歌时，眼泪顺着她的脸颊流了下来。Asthesunrose,thefogdisappeared.当太阳升起时，雾就消散了。功率是一种衡量做功快慢的物理量。10.Ittakessb.+时间+todosth.花费某人多长时间去做某事Itwilltakeyoutwodaystofinishthetask.一.单词拼写Ifaforcec_________(造成)anobjecttomove,workisdone.二.用适当形式填空Thelawnmowermovesalongastraightlinefora_________(distant)of20meters.一.单词拼写Ifaforcec____(造成)anobjecttomove,workisdone.二.用适当形式填空Thelawnmowermovesalongastraightlinefora_________(distant)of20meters.ausesdistance三单项选择1.Weusuallyhavealotofworktodoforour______life.A.everydayB.everydayC.eachdayD.eachday2.The________ofworkdonecanbecalculatedwithacertainequation.A.qualityB.numberC.lotD.amount3.Ifaforceofonenewtoncausesanabjecttomoveforonemeter,theworkdoneisone______.A.ohmB.wattC.voltD.joule4.Twoweeksfromtoday,_________,the1stofmarch.A.equalsB.whatismoreC.thatistosayD.evenmore此外三单项选择1.Weusuallyhavealotofworktodoforour______life.A.everydayB.everydayC.eachdayD.eachday2.The________ofworkdonecanbecalculatedwithacertainequation.A.qualityB.numberC.lotD.amount3.Ifaforceofonenewtoncausesanabjecttomoveforonemeter,theworkdoneisone______.A.ohmB.wattC.voltD.joule4.Twoweeksfromtoday,_________,the1stofmarch.A.equalsB.whatismoreC.thatistosayD.evenmore此外B.D.D.C.四.改错：1.Whenaforcecausesanobjecttomove,workisA.B.C.doing.D.四.改错：1.Whenaforcecausesanobjecttomove,workisA.B.C.doing.D.√done1.整理笔记