Unit2要点与练习课件八年级英语上册

Unit2Numbers要点2020.9.21Part1Words1.numbern.数字anumberof许多numerousadj.许多的Therewereanumberofmajorcausesofthefinancialcrisisin2008.Ihave___________lessonsnextweek.

numerous2.instructionn.指示；命令instructv.指导、命令、通知 instructor指导书（员）instructiveadj.有教育意义的，有启发的Eachplayerisgiven_____________inthisgame.Adoctorwilloften______________patientstoexercise.Aninstructorissomeoneorsomethingthattellsyouhowtodosomething. instructionsinstruct3.checkv.&n.核查；核实checkin登记入住checkout退房checksth检查、核实某物checkwithsb跟某人核实、询问checkthat+从句Itiswiseto___________withyourdoctorbeforegoingonadiet.We’dbetter___________thattheyaretherightpills.I'llcallthehotel.I'lltellthemwe'll__________intomorrow.Theypackedand__________outofthehotel. checkcheckcheckchecked4.Indian.印度；Indiann.&adj.印度的（人）5.alongtimeago很早以前;=longago;longlongago;onceuponatime6.wiseadj.充满智慧的；wisdomn.智慧

7.challengev.&n.（向某人）挑战；challengingadj.具有挑战性的challengern.挑战者challengesb.tosth.向某人挑战某事;Afterlunch,Careychallengedmetoagameoftennis.challengesbtodosth.向某人质疑，考验能力I____________Jimtodenyhisfaultinthisaccident.face/meetachallenge迎接挑战Weshouldfacethis____________bravely. misev.&n.许诺；promisesb.sth.向某人许诺什么；promisetodosth.答应做某事promisesb.todo许诺某人做某事；makeapromise许下诺言promisethat…承诺keepone'spromise信守诺言；breakone'spromise=eatone'swords食言;He_________thattherichwouldnolongergetpreferentialtreatment.

promised

Thepostofficehas_____________tosolvetheproblemonFriday.Mymom_____________meadressifIcangetthefirstprizeinthecompetition.

promisedpromises9.prizen.奖赏；奖品winaprize获奖v.重视、珍视10.doublev.&adj.（使）加倍；两倍的、双重的Thenumberofmanagersmust__________to100within3years.Thereisa__________bedinthisroom.doubledouble11.amountn.数量abig/large/smallamountofmoney/information大量的（接不可数n.）12.goldn.&adj.金子；金子的；goldenadj.金色的goldmedal金牌agoldring金戒指goldenage黄金时代goldenhair金发goldenwedding金婚goldfish金鱼13.insteadadv.代替；insteadof=inplaceof代替某物/某人…而不是taketheplaceof代替，顶替Weshoulddosomething__________justtalkingaboutit.Ifyoucan'tattendthemeeting,Icango___________.14.andsoon等等=etc.=andsoforthinsteadofinstead15.realizev.认识到=beawareof；反：beunawareofv.实现=achieve=etruerealizeamistake认识到错误；=beawareofamistakerealizeone’sdream实现梦想=achieveone'sdream=makeone'sdreamcometruerealizationn.认识/实现/领悟Assoonaswe____________somethingwaswrong,wemovedthechildrenaway.realized16.therestofsth.剩余的；partofsth.部分17.ordern.顺序、命令inordertodosth.为了做某事inorder整齐、有条理outoforder次序颠倒、发生故障orderv.命令、点菜、预定ordersb.todosth.命令某人做…orderthat从句命令……ordersthforsb为某人预定Mymother__________metofinishmyhomework.I've____________arestaurantforus.orderedordered18.copyv.抄写;誊写;拷贝;复印;copydown抄写下来19.correctlyadv.准确无误地;正确地;correctadj.正确的;v.改正incorrectlyadv.错误地20.trafficn.交通(uncountablen.);heavytraffic交通拥挤21.accidentn.(交通)事故;小失误accidentallyadv.意外地；偶然地=byaccident=bychance22.figuren.数字v.计算figureout算出、解决23.risevi.升起(rose;risen);反义词：fall(fell;fallen)24.上升:goup;increase;rise;jump;shoot…下降:godown;decrease;fall;decline;drop…25.Rome罗马;Roman罗马人;Romans(pl.)Morepractice中的单词:

26.countv.数数;计算;清点 27.fingern.手指(拇指以外);thumb拇指28.toen.脚趾 29.markn.&v.符号;分数;做记号(v.)30.stickn.棍;条;v.坚持;粘住(sticktosth.) 31.tokenn.标志;信物 32.clayn.粘土33.stringn.细绳;带子;线 34.developv.发展;开发;研制;developmentn.发展;研发developinga.发展中的developeda.发达的35.abacusn.算盘pl.abaci 36.systemn.体系;系统补充:时间单位：year;month;week;day;hour;minute;second长度单位：mile;kilometer;metre;centimeter,millimeter;micrometer(微米);yard(码)质量单位：ton;kilogram;gram货币单位：dollar;poundyuan;cent;（美国货币：cent一美分；nickel5美分；dime十美分；quarter25美分,dollar美元;deadpresident美元(俚称);buck:dollar的俚称）面积单位:acre公顷;squaremetre;squarekilometerPart2Phrases1.thelanguageofnumbers数字语言 2.giveinstructionsaboutsth.给…方面的指令3.dailylife日常生活 4.playchess下棋5.playcards打牌 6.awiseoldman一个充满的老人7.challengesb.tosth.挑战某人某事 8.promisesth.(sth.)许诺某人某件事9.winaprize赢奖牌 10.agrainofrice一粒米11.therestof剩余的 12.reply(replied,replied)makeareplyto…13.ordersb.todo命令某人做 14.doublethenumber乘以这个数字15.realizeaproblem意识到一个问题 16.takeplace发生;举行;举办17.11Dec.2008:theeleventhofDecember,…. 18.fromthenon从那以后19.not…anymore不再 20.follow/takeone’sadvice听从某人意见21.after-schoolactivities课外活动 22.two…/severalhundredstudents23.hundreds/thousands/millions/dozens/scoresof…24.ninth;twelfth;fifth;first,second,third;twentieth,thirtieth;fortieth;fiftieth,sixtieth,seventieth,eightieth,ninetieth25.1100-1900:elevenhundred…/nineteenhundred26.LessonThree/theThirdLessonWorldWarI:theFirstWorldWar27Room504;BusNo.11328.workout计算出

29.alongtimeago很久以前 30.writtennumbers书面数字 31.developinto发展成…32.leadtosth.导致 33.theHindu-Arabicsystem印度阿拉伯系统34.sothat以便于 35.bemadefrom由…制成的1.cardinalnumbers基数词2.ordinalnumbers序数词Grammar3.Formulaexpression算式表达基数词cardinalnumbers：表示数量的词（onetwothreefour…）序数词ordinalnumbers：表示数目顺序的词（firstsecondthird）构成法：1第一到三为独立词：firstsecondthird2第四到十九在相应基数词后加th（注意fiftheighthninthtwelfth的特殊拼法）3第二十至九十整十位序数词将相应基数词尾y改成i加eth.其余两位数的序数词将个位数变成序数词（twenty-one为twenty-first）注意：序数词前面一般要有定冠词the,,如果已经有物主代词修饰名词则不用the.如：Jimmylivesonthesecondflooroftheapartment.Todayisherfifthbirthday,soheisveryhappy.算式的表达Formulaexpression:加:Add3and9,andyouwillget12.3plus9equals/is12.3addedto9equals/is12.减:Subtract3from9,andyouwillget6.9minus3is6.3subtractedfrom9is6.乘:Multiply3by9,andyouwillget27.3times9is27.3multipliedby9is27.除:Divide9by3,andyouwillget3.9dividedby3is3.Part3PracticeI根据句意完成句子。1.Readthei__________beforeyoutakethemedicine.2.Beforeyouhandinyourpaper,you'dbetterc__________youranswerscarefully.3.Theboxw__________250g__________.4.Thefeeincludesthebedandbreakfastfor￡180fortwopeopleinad

room.5.Alongtimeago,therel__________awisemaninChina.6.Idecidedtoc__________Jacktoagameofchess.instructionscheckweighsgramsdoublelivedchallenge7.Mymotherp__________meanewiPadwhenIgetAforallmysubjects.8.Amywonthefirstp_________intheEnglishsingingcompetition.9.Thereareafewg__________ofriceontheground.10.Theyoungmanreceivedabiga__________ofmoneyfromhisgrandfather.11.Isthenecklacemadeofg_________orsilver?12.Iboughtsomebeefi________________misesprizegrainsamountgoldinsteadof13.WhenJackr__________hismistake,hedecidedtomakeanapology.14.Imetmanyfriendsattheparty—MaryHenry,Jackands________________.15.Ihavefinishedpartofthetask(任务).Canyoufinishther__________ofit?16.Theofficero__________allthesoldiers__________(move)quickly.realizedsoonrestorderedtomove17.Iama__________becauseyoucanrememberallthephonenumbers.18.Idon'tthinkIcopydowntheMathsproblemc__________.19.Hewaslateforschoolthismorningbecauseoftheheavyt__________.20.Nearly20peoplegothurtinthecara__________.21.Thatsmallworkshopd__