U4 earthquake

1、Unit 4Unit 4EarthquakesEarthquakesfireLook at the pictures below and name these disasters if you know.typhoon / hurricanevolcano eruptionsnow slidemudflowtornadosandstormfloodtsunamiearthquakeBuildings fall down.What happens when theres an earthquake?Roads, bridges and railways are destroyed.Many th

2、ings lie in ruins.The supply of electricity and water is cut off.Many people are killed or injured.More people 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.Do you know some other serious earthq

3、uakes that happened before?TangshanTangshan唐山大地震三十周年后的新唐山唐山大地震三十周年后的新唐山Skimming to get general ideasThe passage mainly talks about a/an _ that happened in _ in _.SkimmingReading Comprehension IearthquakeTangshan19761. The earthquake began at _. A. 3:00 am, June 28, 1976 B. 3:00 am, July 28, 1976 C.

4、3:42 am, July 28, 1976 2. _ people were killed or injured in the quake. A. Less than 400,000 B. More than 400,000 C. More than 150,000SkimmingReading Comprehension IICareful reading to solve difficult pointsPart 1: para 1Part 2: paras 2&3Part 3: para 4signsdamagerecoveryMain idea of the textMain ide

5、a of the textBefore the earthquake strange things began to happen but no one paid attention to them. The earthquake destroyed the city of Tangshan. The people were very shocked at the destruction.The army came to help the survivors, bringing hope for a new life.Clue ( 线索线索 ) of the story: time order

6、In the wellIn the farmyardIn the skyIn the city well water, cracks, smelly gaschickens, pigs, mice, fish bright lights, the sound of planeswater pipesnervous to eat, run out, jump cracked and burst rose and fell, came out ofScanning to get detail information_ Brick buildings were destroyed. _ The wa

7、lls of the village wells had cracks in them._ Shelters were put up for those with no homes._ Roads got huge cracks._ The army helped the survivors.Number each of these things that happened during the Tangshan earthquake.ScanningReading Comprehension III315241. One third of the people died or were in

8、jured during the earthquake.2. Such a great number of people died because the quake happened while they were working.3. All the hospitals had been destroyed.4. Water was needed because dams and wells were useless.True or falseTrue or falseScanningReading Comprehension IV华西都市报华西都市报5月月10日报道，四川绵竹日报道，四川

9、绵竹市西南镇檀木村出现大规模蟾蜍迁徙，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。怕可能是地震或其他自然灾害的预兆。汶川地震的前兆汶川地震的前兆 国家地震局赈灾应急救援司国家地震局赈灾应急救援司司长黄建发在新闻发布会上表示，司长黄建发在新闻发布会上表示，目前地震的准确预测仍是一个世目前地震的准确预测仍是一个世界性的难题，此次汶川地震没有界性的难题，此次汶川地震没有提前预测到。提前预测到。 地震可以预测吗地震可以预测吗? 据新华社华盛顿据

10、新华社华盛顿5月月21日电日电 在中国在中国以及世界其他一些国家，都有不少民以及世界其他一些国家，都有不少民间的地震预测说法，比如动物的异常间的地震预测说法，比如动物的异常行为、奇特天象出现等。美国专家琼行为、奇特天象出现等。美国专家琼斯说，这些说法到目前为止都还没有斯说，这些说法到目前为止都还没有真正的科学依据。世界各国的很多科真正的科学依据。世界各国的很多科学家曾不止一次地试图证实这些预测学家曾不止一次地试图证实这些预测的科学性，但到现在也没有找到十分的科学性，但到现在也没有找到十分确凿的证据。确凿的证据。 琼斯说，从另外的角度说，即便琼斯说，从另外的角度说，即便这些异常可以作为预报地震的参考数这些异常可以作为预报地震的参考数据，地震监测人员也不能仅仅依靠某据，地震监测人员也不能仅仅依靠某一个单独的异常现象作出地震预报，一个单独的异常现象作出地震预报，因为这类异常可能只对应极小的地震因为这类异常可能只对应极小的地震几率，假如误报了地震，直接和间接几率，假