1、（金戈铁骑（金戈铁骑 整理制作整理制作）Whathappened?Tallbuildingsweredestroyed.Thecarwassmashed.Whathappened?Roadswerecracked.Whathappened?Peoplewereinjured.lAnearthquakeistheresultofasuddenreleaseofenergyintheEarthscrust.lEarthquakesmayresultindisease,lackofbasicnecessities,lossoflife,generalpropertydamage,roadandbri
2、dgedamageandsometimeslandslides,fires,floodandeventsunamis.thecityaftertheearthquakethecitybeforetheearthquakeThecitywasinruins.Unit4EarthquakesDiscussionManypeoplebelievethat“Itisalwayscalmbeforeastorm”,butusuallytherearesomesignsbeforeanearthquake.1)Brightlightflashesinthesky.2)Thewellhasdeepcrack
3、sinit,andthewaterinitrisesandfalls.3)Chickensareflyinganddogsarebarking,andpigsandcowsaretoonervoustoeat.4)Fishjumpoutofthepond,andmicerunwildlyoutofthefields.Signsbeforeanearthquake:FastreadingAnearthquakehappenedinTangshanin1976.Readthepassageandfindoutthetopicsentenceofeachparagraph.Howmanypartsc
4、anthispassagebedividedinto?ThreepartsDoyouknowthemainideaofeachpart?Part1Paragragh1Part2Paragraph2.3Part3Paragraph4F Fa as st tr re ea ad di in ng gThemainideaofeachpart:timeorderPart1.（Para.1）BeforetheearthquakePart2.(Para.2,3)DuringtheearthquakePart3.(Para.4)AftertheearthquakeSomethingstrangehappe
5、nedinTangshanSomethinghappenedthedestroyoftheearthquakeinTangshanSomethinghappenedtherescueofTangshanTrueorfalse1.PeopleinTangshanwerewarnedoftheearthquakeanddidntgotobedthatnight.2.PeopleinBeijingalsofelttheearthquake.3.Morethan400,000peoplewerekilledinthequake.4.Manyrescueworkersanddoctorsweretrap
6、pedundertheruinsduringtheaftershock.5.Peopletriedtogetfreshwaterfromundertheground.FTFTFDetailed-readingsignsbeforetheearthquakePara.1F Fi il ll li in nt th he eb bl la an nk ks sStrangerosefellsmellynervouseatjumpedran3:00brightlightsDamagecausedbyearthquakePara.2-3F Fi il ll li in nt th he eb bl l
7、a an nk ks s3:42greatestSteamdirtBricksdamsuselesssteelSandelectricityDataofthenationfelttheearthquake.Ahugecrackthatwaskilometreslongandmetreswidecutacrosshouses.Interriblesecondsalargecitylayinruins.ofthepeoplediedorwereinjuredduringtheearthquake.Thenumberofpeoplewhowerekilledorinjuredreachedmoret
8、han.Allofthecityshospitals,_ofitsfactoriesandbuildingsandofitshomesweregone.1/3830152/3400,00075%90%Para.2-3NumbereachofthesethingsduringtheTangshanearthquake.Givea1tothefirstthingthathappenedanda5tothelastthingthathappened.n _Brickbuildingsweredestroyed.n n _Thewallsofthevillagewellshadcracksinthem
9、.n n _Shelterswereputupforthosewithnohomes.n n_Roadsgothugecracks.n n _Thearmyhelpedthesurvivors.12345SomeotherbigearthquakesintheworldTheSanFranciscoearthquakeinAmericain1906.TheGuandongbigearthquakeinJapanin1923.ThebigearthquakeinPakistanandIndiain2005.Doyouknowwhywehavesomanyearthquakesintheworld
10、?ThebigearthquakeinWenchuan,SichuanProvincein2008.nPacificplatenAmericannplatenEurasianplatenIndiaplatenAfricannplatenAntarcticplatenSanFranciscoWhatshallwedoifanearthquakehappens?D Di is sc cu us ss si io on n1.Getunderaheavytableordeskandholdon,orsitorstandagainstaninsidewall.2.Keepawayfromwindows
11、.3.Ifindoors,stayindoors.4.Ifoutdoors,stayoutdoorsawayfromfallingdebris,treesandpowerlines.5.Ifinacar,stayinthecar.6.Manyinjuriesoccurwhenpeopleactontheirimpulsetorun.Canwestopearthquakes?Wecantstopearthquakes,butwecantrytoreducethelossescausedbyearthquakes.Whatcanwedoafterearthquakes?Tobuildhousesa
12、sstrongaspossible;Tobuildhousesonrockratherthanonsand.Trytorescuepeople;Trytorebuildfamilies;Trytoforgetsadexperiencesandlivewithstrongbelief.TangshansnewlookFromthereadingpassage,findthecorrectwordorexpressionforeachofthefollowingmeanings.l_athinmetalpiecethatcarrieswaterl_aspecialwallthatkeepswate
13、rbehinditl_worriedorfrightenedl_hurtl_adeepplacetostorewatertodrinkl_averylongwaterwayforboatspipedamshockedinjuredwellcanall_thepartofabuildingleftaftertheresthasbeendamagedl_alotofl_finished;deadl_putsomethingundertheearthl_goupl_helptogetsomeoneoutofdangerl_gasthathotwatergivesoutruinsagreatnumbe
14、rofatanendburyriserescuesteamHomework1.LookforsomeearthquakeinformationaboutJapanthroughthelibrary,Internetorotherresources.FindoutwhyJapanoftenhasearthquakes.WhatmeasuresaretakenbytheJapanesegovernmenttopreventthem?2.Listmorewordsorexpressionstoenrichthemindmapofearthquakeandincreasetheknowledgeofthisphenomenon.
