1、EarthquakesUnit 4Words and expression reviewearthquakeruinright awaywellpipemillionnationsteamextremeInjureelectricityn.地震n.废墟；毁灭vt.毁灭立刻；马上n.井；水井n.管子；导管n.百万n.名族；国家n.蒸汽；水汽adj.极度的vt.损害；伤害n.电；电流ObjectiveTo know the various kinds of natural disasters and understand the dangers people face in a quake.fir
2、eLook at the pictures below and name these disasters if you know.typhoon/hurricanevolcano eruptionsnow slidemud-rock flowlandslidetornadosandstormfloodtsunamiearthquakeWhich disaster may cause the worst damage?The earthquake.How much do you know about the earthquake?What is an earthquake?An earthqua
3、ke is what happens when two plates(板块)of the earth suddenly slip past one another.Buildings fall down.What happens when theres an earthquake?Roads,bridges and railways are destroyed.Many things lie in ruins.The supply of electricity and water is cut off.Many people are killed or injured.More people
4、are left homeless.What happened on 12 May,2008?A terrible earthquake struck Sichuan,China on May 12,2008.More than 60,000 people lost their lives.What strange things do you think may happen before an earthquake?wellmiceponddeep cracks,smelly gaschickens,pigs,micebright lights,the sound of planeswate
5、r pipesnervous to eat,run outcracked and burst water rises and fallsfish jump out of华西都市报5月10日报道，四川绵竹市西南镇檀木村出现大规模蟾蜍迁徙，数十万蟾蜍拥挤着走上了马路。面对这一异常现象，村民们普遍表示担扰，害怕可能是地震或其他自然灾害的预兆。汶川地震的前兆The passage mainly talks about a/an _ that happened in _ in _.Reading Comprehension IearthquakeTangshan1976SkimmingPart 1:pa
6、ra 1signsMain idea of the textBefore the earthquake strange things began to happen but no one paid attention to them.Clue(线索)of the story:time orderSkimmingReading Comprehension II1 water in the village wells 2 well walls _ _3 _ came out of the cracks4 mice ran out of the fields5 fish jumped out of
7、_Rose and fella smelly gashad deep crackstheir bowls and ponds1 _appeared in the sky2 _ could be heard although there were no planes3 some water pipes _bright lightsthe sound of planesCracked and burstPart 2:paras 2&3damage1 everything began to _2 _cut across houses,roads and canals3 steam burst fro
8、m _4 rock turned into_5 75%_and 90%of _ were gone6 more than_ people killed or injuredshakehuge cracksholes in the groundrivers of dirtFactories and buildingshomes400,0001 _almost as strong as the first one2 more damage to buildings and rescuersanother big quakePart 3:para 4The army came to help the survivors,bringing hope for a new life.recovery1 the army arrived2 shelters built for survivors3 water supplies brought inHomework1.Look up the new words and expressions of the Reading in the dictionary.2.review the Reading:A NIGHT THE EARTH DIDNT SLEEP
