人教课标版高中英语必修一第四单元第一课时课件.pptx

Unit 4 earthquakes,by Lily Wu,What happened?,What other disasters(灾难) do you know?,disasters,Earthquake地震,Volcano火山,Hurricane飓风,Typhoon台风,Mudflow泥石流,Tsunami海啸,Flood洪水,Drought干旱,Fire火灾,War战争,Hailstone冰雹,Sandstorm沙尘暴,SARS/HIV,Shipwreck海滩,Terrorism恐怖主义,Have you ever experienced one of these disasters?,Can you describe it and how you feel?,Terrible Dangerous Frightened Nervous,See a clip(电影片段) and tell me what may happen before an earthquake.,earthquake,quake n. 地震=earthquake vi. 震动、颤动 with 因而发抖 eg. The little girl d with fear.,汶川地震前的天空,Before an earthquake, animals will become nervous. Cows, pigs and dogs will be upset. Mice will run about and fish will jump out of water. In winter, people can see snakes. There are bright lights in the sky. Water pipes may crack or burst(爆裂、破裂). So earthquake is predictable(可预测的).,豆腐一挤，出水出渣；地震一闹，喷水喷沙。,地下水，有前兆：不是涨，就是落；甜变苦，苦变甜；又发浑，又翻沙。,骡马牛羊不进圈，鸭不下水狗狂叫。 老鼠搬家往外逃，鸽子惊飞不回巢。 冰天雪地蛇出洞，鱼儿惊惶水面跳。,临震前，一瞬间，地声隆隆地光闪。 大震将至要果断，迅速行动快避险,What may happen during an earthquake?,唐山大地震,Buildings will fall down. The road will be destroyed(破坏). Many people will be killed or injured(受伤). A lot of children will lose their home and become orphans(孤儿).,Imagine your home begins to shake and you must leave it right away. You have time to take only one thing. What will you take? Why?,Homework,Review the new words we have learnt just now. Learn the new words in part two-r