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1、Unit4EARTHQUAKESdisastersfireearthquakesfloodstyphoonhurricanetornadoWhatstrangethingshadhappenedbeforetheearthquake?1.Waterinthewells2.Thewellwalls3.Chickensandpigs4.Mice5.Fish6.Brightlightsandthesoundofplanes7.Thewaterpipesroseandfellhaddeepcrackstooner
2、voustoeatran,lookingforjumpedcouldbeseenandheardcrackedandburstDetailsMainideaInBeijingOne-thirdofthenationAhugecrackSteamHardhillsofrockThecityTwo-thirdsofthepeopleThousandsoffamiliesManychildrencouldbeheardfeltcutacrossburstbecamelayinruindiedandinjured
3、werekilledwereleftItwasthegreatestearthquakeofthe20thcentury.backDetailsMainideaAllthehospitalsandmostofthefactoriesandbuildingsandhomesBricksTwodamsandmostofthebridgesTherailwaytrackscowsPigsandchickensThewellsWater,foodandelectricityweregonecoveredfellw
4、erefilledhardtogetuselesssteelnevergavemilkdiedEverythinginthecitywasdestroyed.backDetailsMainideaSoldiersThearmyWorkersFreshwaterweresentorganizedtodigoutandburybuiltwastakenAllhopewasnotlost.Slowly,thecitybegantobreatheagain.FurtherinformationaboutTangs
5、hanearthquakeWhenWhereDegreeThedamageStruckat3:42a.m.onJuly28,1976HebeiChina,11kmbelowthecity7.8magnitude242,419peoplekilled(12.8%ofTangshan’spopulation)Economicdamage:about3billionyuanCause2,200peopletobecomeparaplegicsKeyWords1.imaginevt.formapictureofi
6、nthemind；thinkof(sth.)asprobable：想象；认为（某事）可能发生或存在。Eg:Wecanimaginehersadness.我们可以想象她的悲伤。Ididn’timagine(my)becomingateacherinmychildhood.在童年时代，我并未想象能成为一名教师。imagine,guess,supposeimagine意为“想象，幻想”，指在脑海中形成一个清晰明确的印象，或认为某事物可能发生或存在;guess：“猜测，臆测”，指未知道前的猜测;suppose:认
7、定，假定。2.shake,trembleshake:可指人或物“摇动，发抖”。指人时常用于感情激动、寒冷、惧怕引起的身体颤动。在表示“因……而颤抖”时，多用with。在表示“使受震撼，使（信念等）动摇”，常用于beshakenby/with/at中。tremble:shakeinvoluntarily(withfear,anger,cold,physicalweakness,etc.)颤栗,震颤,发抖(因恐惧,愤怒,寒冷,体弱等)，常常与shake相互替换，但指握手，摇头或捧腹大笑时用shake,trem
8、ble只用作不及物动词。如：Thepoorboywasshakingwithcold.这个孩子正冻的发抖。Thehostshookhandswithalltheguests.主人跟所有的客人握手。Hervoicewastremblingwithanger.她气的声音发抖。3.rise,raiserisevi:指自然“上升”，常用于日、月、云、霞、烟、水蒸气、物价、温度、河水、潮水及人的职位等：Eg:Herosefromhisc
