Unit;4;Astronomy-;the;science;of;the;stars（Vocabulary;and;Useful;Expressions）.docx

(1) trainthestudents/abilitytocooperatewithothers.(2) knowthedeadlinessofanearthquakeandthesignsbeforeanearthquakeiscoming.(3) learnfromthebraveryofpeopleintangshantofacetherealityandrebuildthecity.教学重点(1) trainthestudents,abilitytoreaddifferentnumbersinenglish.(2) trainthestudents'abilitytocooperatewithothers.教学难点(1) theexplanationofsomedifficultwordsandexpressions.(2) trainthestudents/abilitytoremovethedifficultieswhilereading.教具准备(1) ataperecorder(2) aprojector(3) theblackboard教学过程step1greetingsgreetthewholeclassasusual.step2revisiont：inthelastperiodtwelearnedsomethingabouttheterribletangshanearthquakein1976,whichisthedeadliestearthquakeinchina,shistory.nowiamgoingtoaskyousomequestionsbasedonthereadingpassage.t：whatdidpeopleintangshanseeintheskybeforetheearthquake?si：theysawbrightlightsinthesky.t：whatdidpeoplehear?s2：theyheardthesoundofplanesoutsidetangshanevenwhennoplaneswereinthesky.t：whatdidpeoplenoticeinthewells?s3：peoplenoticedthewellwallshaddeepcracks,andasmellygascameoutofthecracks.t：didpeoplepayanyattentiontotheseabnormalphenomena?s4：no.theywenttobedasusualthatnight.t：whendidtheearthquakebegin?s5：at3：42inthemorningofjuly28.t：howmanypeoplewerekilledorinjuredinthequake?s6:morethan400000people.t：couldtheinjuredpeoplegotohospital?s7：no,theycouldn'tbecauseallofthecity,shospitalsweregoneinthequake.t：werethereanyaftershocks?s8：yes.laterthatafternoon,anotherbigquakeshooktangshan.manyrescueworkersanddoctorsweretrappedundertheruins.t：didthesurvivorsdenythecityandgotoliveinotherplaces?s9：no.theydidtherescueworkwiththehelpof150000soldierssentbythearmy.slowlythecityoftangshanbegantobreatheagain.t：iamverysatisfiedwithyourwork.step3learningaboutnumberst：maybeyouhavealreadynoticedthattherearealotofnumbersinthereadingpassage.toreadthemcorrectlyisveryimportant.sometimesthereisatestonnumbersinlistening.t：nowturntopage28andlookatpart3.matcheachwordtothenumberthathasthesamemeaning.(allowssseveralminutestofinishthetask.)t：nowIefscheckyouranswers.s：a.90%ninetypercentb.l0100tenthousandc.l010000onemilliond.l50000onehundredandfiftythousande.75%seventy-fivepercentf.l3one-thirdg.500OOOhaIfamillionh.23two-thirdsstep4importantpointst：inthereadingpassageofthisunit,therearesomeimportantwordsandexpressions.!willfirstgiveyoufiveminutestopickoutthedifficultwords,expressionsandsentencepatterns.youmayworkwithyourpartner.(afterfiveminutes.)si：inthefirstparagraph,".thewaterpipesinsomebuildingscrackedandburst.whowcanweunderstand“burst"?t：ifsomethingburstsorifyouburstsit,itbreaksopenorapartsuddenlyandviolentlysothatitscontentscomeout.e.g.youaregoingtobursttheballoon,ifyouarenotcareful.s2：inthefirstparagraph*“farmers'wivesnoticedthatthewellwallshaddeepcracksinthem.wandinthesecondparagraph“ahugecrackthatwaseightkilometerslongandthirtymeterswide.wdothetwo“cracks“havethesamemeaning?t：youareverycareful.yesytheyhavethesamemeaning.bothofthemarenouns."crack“meansaverynarrowspacebetweentwothingsortwopartsofSOmething."crack“canalsobeaverb,meaningtobreakormakesomethingbreaksothatitgetsoneormorelinesonitssurface*asinthesentence“inthecity,thewaterpipesinsomebuildingscrackedandburst.we.g.shefelloffherbikeandcrackedaboneinherleg.s3：howcanweunderstandthissentenceinthesecondparagraph“itseemedthattheworldwasatanend."?t：inordertounderstandthissentence»youhavetoknowthemeaningofthephrase“beatanend”.itreferstoasituationinwhichsomethingisfinishedornolongerexisted.e.g.thelonghotsummerwasatlastatanend.otherexamplesare“cometoanend","putanendtosth.w.t：sonowwhocanexplainthesentenceinourtext?s4：letmehaveatr.theearthquakewassoterriblethatnearlyeverythingwasdestroyed.sopeoplethoughtitwastheendoftheworld.t：e×cellent.andthissentenceusesexaggeration.s5：inthesecondparagraphzinfifteenterriblesecondsalargecitylayinruins.wwhydon'tweuse"ruin"insteadof"ruins"?t：wruinwcanbeanuncountablenoun,whichmeansasituationinwhichyouhavelostallyourmoney,yoursocialposition>orthegoodopinionthatpeoplehadaboutyou.e.g.withthecollapseofgrainprices,smallfarmersareonthebrinkoffinancialruin.while“ruins“meansthepartofabuildingthatisleftaftertheresthasbeendestroyed.e.g.theruinsofabombed-outofficeblocks6：inthesecondparagraph“two-thirdsofthepeoplediedorwereinjuredduringtheearthquake/*canweuse"wound"totaketheplaceof"injure"?t：no.toinjuresomeonemeanscausingphysicalharmtosomeoneyforexampleinanaccidentoranattack.towoundsomeonemeansinjuringsomeonefespeciallybymakingacutorholeintheirskinusingaknife,gun,etc.e.g.(1)oneoftheplayersinjuredhiskneeandhadtobecarriedoff.(2)gunmenkilledtwopeopleandwoundedsixothersinanattacktoday.s7：inthethirdparagraph"/everywheretheylookednearlyeverythingwasdestroyed.1/canweusetheword"ruin"totaketheplaceof"destroy"?t：no.11destroywmeanstodamagesomethingsobadlythatitnolongerexistsorcannotberepaired.ifyou"ruin"somethinggoodorusefubitthenusuallyexists*butnolongerhasitsgoodqualitiesorfeatures.e.g.(1)theschoolwascompletelydestroyedinthebigfirelastnight.(2)toomuchsugarcanruinyourteeth.s8：inthethirdparagraphs/"peoplewereshocked,what,sthemeaningofthesentence?t：“shock“heremeanstomakesomeonefeelverysurprisedandupsetandunabletobelievewhathashappened.e.g.themurderofsuchayoungchilddeeplyshockedthewholecommunity.s9：sothesentenceinourtextmeanspeopleweresurprised.t：yes.butthereisaslightdifferencebetween“shock”and“surprise”.ifsomethingis,comesas,orgivesyouashockitisunexpectedandoftenverybad.e.g.itcameasagreatshocktohearshewasleavinghome.butasurpriseissomethingthatisunexpected,butisnotnecessarilybad.e.g.whatanicesurprise!ididn'teventhinkyouwereinthecountry!slO：inthethirdparagraphs“peoplebegantowonderhowlongthedisasterwouldlast.wwhatdoestheword"last"meaninthissentence?isitanadjective?t：no,itisnotanadjectivebutaVerb."last"heremeanstocontinueforaparticularlengthoftime.e.g.thehotweatherlastedforthewholemonthofjuly.asaverb,"last"couldalsomeantomanagetoremaininthesamesituation*evenwhenthisisdifficult.e.g.theywon,tbeabletolastmuchlongerwithoutfreshsupplies.theword"last"canalsobeusedasalinkingverb.itmeansbeingenoughforsomeonetouse.e.g.weonlyhad$50tolastustherestofthemonth,sll：inthelastparagraph»”allhopewasnotlost.wwhatisthemeaningofthissentence?t：thissentenceisapartialnegative,ithasthesamemeaningwith“notallhopewaslost.we.g.(1)allthestudentsdonotagreetotheplan.(2)notallthestudentsagreetotheplan.thesetwosentencesmeansomeofthestudentsagreetotheplanybutsomedon,t.step5consolidationt：nowaftertheexplanationsofthewordsyexpressionsandsentencepatterns>letsdosomeexercises,pleaseturntopage28andlookatpart2inlearningaboutlanguage,completethepassagewithsomeofthewordsinthetext.(afterseveralminutesteacherasksoneofthestudentstoreadtheshortpassage,correctanymistakesifthereareany.)step6homeworkt：inordertomastertheusageofthesewordsandexpressions*pleasedosomerelatedexercises,finishoffthetwopartsinusingwordsandexpressionsonpage63.板书设计unit4earthquakesthethirdperiodimportantwords：1.burst(v.)2.crack(n.v.)3.ruin4.injurewound5.destroyruin6.shocked7.last(vi.)importantexpressions：1.1 tseemedthattheworldwasatanend.2 .allhopewasnotlost.(局部否认句)活动与探究story-tellingcompetition：formostofhumanhistoryypeoplecouldonlyimaginewhatcausedearthquakestohappen.sostoriesweretoldtoexplainthisnaturaldisaster.astoryfromindiasaysthatfourverybigelephantsholeuptheearth.theelephantsstandonthebackofabiggerturtle.theturtlestandsonanevenbiggersnake.whenanyofthesehugemagicalanimalsmove,theearthbeginstoshake!l.inpairsmakeupastorytoexplainhowanearthquakehappens.2.shareyourstorywithyourclassmates.3 .choosewhichoneisthemostinteresting.giveareason.备课资料学问点归纳：1.Shake用法归纳(shake*shook>shaken)(1)抖动，振动，常作不及物动词，也作及物动词。thehouseshookwhentheearthquakestarted.当地震发生时，房子振动了。shewasshakingwithanger.她气得颤抖。hisheavystepsshooktheroom.他沉重的脚步使房子都振动了。shewasbadlyshakenbythenews.她对这个消息大为震惊。(2)摇动，作及物动词shakethebottlebeforetakingthemedicine.服药前摇匀。(3)颤抖，作不及物动词hishandsshookalittleashewrote.他写字的时候手有点颤抖。hisvoiceshookwithemotion.他很激烈，声音都有些颤抖了。(4)ShakePrOOfadj.防震的，抗震的(5)常用短语：和某人握手shakehandswithsb.shakesb/shandshakesb.bythehandheshookhandswarmlywithme.heshookmyhandwarmly.heshookmewarmlybythehand.他和我热忱地握了手。摇头shakeone'shead(6)辨析shake系常用词，指“上下来回短促而急速地摇动。shakebeforetaking.(药瓶标签上)服前摇匀。tremble指“由于恐惊、悲愤、兴奋等心情或因寒冷、乏累等引起无意识地颤抖。shetrembledatthelion,sroar.听到狮吼，她浑身颤抖。quake可与tremble换用，但较为正式，指“猛烈地颤抖。theearthquaked.地震了。quiver指"略微而急速地颤抖、摇动"。theleavesquiveredwiththebreeze.树叶随微风摇摆。ShiVer指“由于寒冷、恐惊或生病而颤抖。heshiveredwithcold.他冻得颤抖。2.strike用法归纳(strike>struck,struck/stricken)(1)打，击，敲，常表示用力打，可以是一次或屡次。strikewhiletheironishot.趁热打铁。hit比Strike稍弱，指一次性的打或击中。beat指连续屡次地打，也指有节奏的击打，心脏跳动用beat0触（礁），撞hisheadstruckthetableashefell.他摔下时头撞在了桌子上。（3）发起进攻，攻击ourtroopsstrucktheenemycampatdawn.我们的部队在黎明时分攻击了敌营。（4）擦（火柴）istruckamatchandheldittohiscigarette.我擦着了一根火柴来点燃他的香烟。（5）（钟）敲ileftimmediatelytheclockstrucktwelve.钟一敲12下，我就离开了。（6）（某种想法）突然出现，突然想起itstruckmethatweoughttomakeanewplan.我突然想起我们得制订个新准备了。（7）给（人）某种印象或感觉，给人深刻的印象（常用于被动构造）howdoestheplanstrikeyou?你觉得这个准备怎么样？iwasdeeplystruckbyherbeauty.她的美给我留下了深刻的印象。(8)罢工theyarestrikingforhigherpay.他们在为争取高工资而罢工。3.rise(rise,rose,risen)(1)太阳、月亮、星星升起，出现thesunroseatseveno'clock.太阳七点钟升起。(2)提升theriverisrisingaftertherain.雨后河水涨了。priceshaverisensteadilyduringthepastdecade.过去十年间物价始终在上涨。(3)起床；立起；站起来(4)晋升rise*raise和lift辨析：三个词都有“升起、抬高”的意思。lift举起，抬起。常指将物体，尤其是重物，从地面或较低的位置抬高或举起，是及物动词。heliftedtheheavyboxforme.他帮我提起了那个重箱子。raise举起，升起，抬高，提高。是及物动词。可与M互换，但raise强调动作的姿态；此外它还有把某物竖起来的意思。还可用在抽象的譬喻性质的短语raiseone,svoice提高嗓门raiseprices提高价格raiselivingstandards提高生活水平thenationalflagisraisedeverymorning.每天早晨升国旗。rise升起，上涨，站起来。是不及物动词。常指由低而高的变更过程。thenextmorningiwasthefirsttorise.其次天早上，我是第一个起床的。4.seem用法归纳(1)似乎，似乎(vi.)Seem+不定式的一般形式heseemstolikethebirthdaypresentverymuch.他似乎很宠爱这份生日礼物。Seem+不定式的完成形式weseemtohaveseenyousomewherebefore.我们似乎在哪里见到过你。Seem+不定式的进展形式severalpeopleinthecrowdseemedtobefighting.人群中似乎有几人正在打架。（2）看来，似乎是（什么样子）（link-v.）Seern+形容词thedoctorseemsverycapable.看来这个医生很能干。Seem+分词hisfirstmemoriesseemedconnectedwithwork.他的第一记忆似乎与工作相连。Seem+名词itseemsapleasantcity.看来这是一个令人快乐的城市。Seem+介词短语youseeminhighspiritstoday>mar.玛丽，看来你今日兴致挺高的。（3）用于下面构造itseems/seemedthat.itseemsthattheyarelookingforsomething.他们仿佛在找寻什么东西。itseemedtohimthathehadneverworkedsohardinhislife.他似乎一辈子都没有这么努力地工作过。itdoesnztseemthatwecangetourmoneyback.=itseemsthatwecannotgetourmoneyback.看来我们的钱弄不回来了。（2）itseems/seemedasif.itseemsasiftheweatherisimproving.看来天要好转了。（5）thereseems（tobe）.thereseemstobenoworkforyoutodohere.看来这儿没有工作须要你做了。5.injureinjure*hurt和wound辨析：injure损害，损害（感情），毁坏（名誉）。常指各种性质的身体上或精神上的损害，常用于意外受伤。是及物动词。ihopeididnztinjureherfeelings.我盼望我没有损害她的感情。thefootballplayerwasinjuredinhisrightleg.那位足球选手的右腿受了伤。hurt损害。没有injure正式，常用于口语。可用于指大、小损害，也可指精神上的苦痛或感情上的损害,可用作及物或不及物动词。hehurthisfootwhenjumpingoverthefence.他在跳篱笆时伤了脚。hiswordshurtme.他的话伤了我的心。myheadhurtsbadly.我头疼得厉害。wound受伤，损害，损害。一般指打伤、刀伤等外伤，尤指战场上负伤；还可用于譬如，指精神上的创伤。是及物动词。thesoldierswoundedinthebattleweretakencareofbythenurse.战斗中受伤的战士们由护士在照料。hefeltwoundedinhishonour.他觉得他的荣誉受到损害。