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1、Unit 4,Earthquakes,earthquake well pipe burst million event nation,n. 地震 n. 井 n. 管；导管 vi. 爆裂；爆发 n. 突然破裂；爆发 n. 百万 n. 事件；大事 n. 民族；国家；国民,Words preview,canal steam dirt ruin suffering extreme injure,n. 运河; 水道 n. 蒸汽；水汽 n. 污垢；泥土 n. 废墟；毁灭 vt. 毁灭；使破产 n. 苦难；痛苦 adj. 极度的 vt. 损害；伤害,Words preview,destroy brick d
2、am track useless shock rescue,vt. 破坏；毁坏；消灭 n. 砖；砖块 n. 水坝；堰堤 n. 轨道；足迹；痕迹 adj. 无用的；无效的 vt. & vi. (使)震惊；震动 n. 休克；打击；震惊 n. & vt. 援救；营救,Words preview,trap electricity disaster bury mine miner shelter,vt. 使陷入困境 n. 陷阱；困境 n. 电；电流；电学 n. 灾难；灾祸 vt. 埋葬；掩埋；隐藏 n. 矿；矿山；矿井 n. 矿工 n. 掩蔽；掩蔽处；避身处,Words preview,right aw
3、ay as if at an end in ruins dig out,立刻；马上 仿佛；好象 结束；终结 严重受损；破败不堪 掘出,1 Imagine your home begins to shake and you must leave it right away. You have tine to take only one thing. What wil you take? Why?,Pre-reading,What strange things do you think may happen before an earthquake?,well wall,mice,pond,wel
4、l,brick,canal,dam,Animals are too nervous, such as cows, pigs, horses, and snakes, etc.,What strange events happened before the earthquake in Tang Shan?,well water, cracks ,smelly gas,chickens, pigs , mice , fish,bright light ,the sound of planes,water pipes,nervous to eat, run out, jump,cracked and
5、 burst,rose and fell, came out of,地震，特别是强烈地震之前，总会 出现一些异常现象，人们把与地震 发生有密切联系的异常现象称之为 地震的前兆。 下面这首民谣是群众在长期预测 地震中的总结，细读一下，对观察地 震是有极大好处的。,震前动物有预兆，群测群防很重要。 牛羊骡马不进圈，猪不吃食狗乱咬。 鸭不下水岸上闹，鸡乱上树高声叫。 冰天雪地蛇出洞，大猫携着小猫跑。 兔子竖耳蹦又撞，鱼跃水面惶惶跳。 蜜峰群迁闹轰轰，鸽子惊飞不回巢。 家家户户都观察，综合异常作预报。,-There is often a great sound. -Animals too nervou
6、s to eat. -There are bright lights in the sky. -A smelly gas may come out of the well. -Water pipes may crack or burst.,strange things before an earthquake,Imagine there has been a big earthquake, what will happen to the things around us?,cracks, cut across houses, roads and canals, fall down, lie i
7、n ruins, destroy, damage, loss,震前应做哪些准备？地震来临， 在民房中、在公共场所怎么避震？ 专家提出，学习必要的防震知识， 提高防震意识，做好防震准备， 对更好地保护身处险境的自己大 有好处。,地震来临, 我们如何保护自己呢?,地震前应做好防震准备，如清理杂物，保持门口、楼道畅通；固定高大家具，将重物下置，防止倾倒伤人；准备电筒、创可贴、水等物品，做成家庭防震包；腾空牢固家具的下方，以备藏身。,地震来临时，最重要的是要保持冷静，并灵活选择藏身之所：震时应就近躲避，震后迅速撤离到安全地方；室内避震时应选择易于形成三角空间的地方避震，如内墙墙根、墙角等，或躲避到厨房
8、、厕所、储藏室等开间小的地方。震时切记不要跳楼、不要站到阳台上和窗边。,学生在教室上课时遇到地震， 老师应疏导学生迅速抱头躲在课桌 旁，待地震过后迅速撤离；在操场的 学生可原地蹲下，注意避开附近高 大建筑物或危险物，不要回到教室中。,在商场、影剧院等公共场所遇到 地震时，应尽快找到结实的柜台、低 矮家具或柱子边、内墙角等处就地蹲 下，同时注意预防高空落物伤人。 在户外遇到地震时，应就地选择开 阔地蹲下，并注意避开变压器、电线 杆、广告牌、高烟囱、水塔、过街桥、 立交桥等构筑物。,Talk about the great earthquakes that have ever happened i
9、n the world? What damages they caused?,Natural disasters occur throughout the world, and China has a particular problem with earthquakes. Tangshan earthquake in 1976 is a case in point. An earthquake measuring 8 Richter hits Wenchuan County of Chinas Sichuan Province on May 12 this year. So it is es
10、pecially important to take steps to reduce the damage caused by quakes.,Seismology: the study of Quake recordings Seismologist: the person who studies quakes. Seismometer: the machine to record seismic waves.,Zhang Heng in Han Dynasty: the inventor of the 1st seismology,Reading,Why is the title call
11、ed A Night the Earth Didnt Sleep? 2. When and where did the earthquake happen?,Read the text silently and quickly and try to get the information about the following questions.,A the army came to help them B the quake happened while they were sleeping C they were nervous D dames and wells were useles
12、s E they didnt know the quake caused the strange things,1 The chickens didnt eat because 2 Before the earthquake the people didnt worry because 3 Such a great number of people died because 4 Water was needed because 5 The people did not lose hope because,Read the text aloud and join the correct part
13、s of the sentences.,Read the passage again and make a timeline.,Strange things happened before the earthquake.,Main idea of the text,The earthquake destroyed the city of Tangshan.,The army came to help the survivors.,Paragraph,Paragraph 2&3,Paragraph 4,1,If at school : Hide under a desk or table. Fa
14、ce away from windows. If at home: Hide under a heavy table or bed. Sit in a corner, away from doors, windows, ect.,Life is beautiful. We must love our lives. In an earthquake SPEED IS LIFE.,Lets practise hiding.,Filling the blacks with the first given letter:,Several days before July 28, 1976, many
15、s_things happened in Tangshan. They were signs for the e_. But people in the city of Tangshan didnt think m_of these. At 3:42am that day,the earth began to s_,which d_the city.,trange,arthquake,uch,hake,estroyed,Many people,including workers and doctors,came to r_those t_under the ruins. Later that
16、afternoon,another big earthquake struck Tangshan. More people were killed or injured and more buildings f_down. Soldiers were called in to help the rescue workers. T_were organized to dig out the trapped and b_the dead.,escue,rapped,ell,eams,ury,adv. 好; 令人满意地 She sings well. 她歌唱得很好。 n. 井; 水井 The old well in the village had a wall around it . 村里的古井有井栏围绕。,1 well,Lan
