海南省保亭中学高中英语必修一：unit4 EarthquakesWarming up Pre-reading 课件.ppt

* Unit4 Earthquakes The first period Warming up Pre-reading 学科网 【学习目标】 1.掌握本课的生词和短语 2.了解地震知识 【第一次自学指导】 请同学们认真朗读本课生词，注意发音，3分钟后，教师检查学生朗读情况。 【第一次自学检测】： 叫全班或个别学生朗读单词，同时注意纠正学生错误的发音 【第二次自学指导】 请同学们把课本翻到25页，认真看一下Tangshan和San Francisco这两座城市，想象一下如果这两座城市发生过地震，会发生哪些变化。小组进行讨论，8分钟后，教师分组提问。 Z.x.x. K 【第二次自学检测】 小组组员回答。 【第三次自学指导】 请同学生认真看25页pre-reading的图片，在发生地震之前，会发生什么？10分钟后，教师提问。小组可进行讨论。 Zx.xk 【第三次自学检测】 教师提问个别学生。 What do you think may happen before an earthquake? The water in the wells rose and fell . And some deep cracks could be seen in the well walls. A smelly gas came out the cracks. What do you think may happen before an earthquake? Mice ran out of the fields looking for places to hide. Fish jumped out of bows and ponds. What do you think may happen before an earthquake? The chickens and even pigs were too nervous to eat. The dog was barking loudly again and again. What do you think may happen before an earthquake? People could see bright lights in the sky. 【第四次自学指导】 请同学们快速阅读第25页注意有用的单词、词组。1分钟后，教师检查。要求在各小组内相互讨论完成。 短语学习： 1.right away 立刻，马上 e.g.：You don’t look well. You’d better go and you see a doctor right away. 2.right now 现在，立刻，马上 at once 立刻，马上 e.g.: If you set off right now\at once, you will be able to meet him. 3.in no time 立刻，马上 【第四次自学检测】 请翻译下列词组： 1. right away 2. right now 3. at once 4. in no time keys: 1. 2. 3. 4. 立刻，马上 立刻，马上 立刻，马上,现在 立刻，马上 【当堂训练】 一. 单词听写(必做题) 二．选择题(选做题) The injured passengers must be sent to the hospital ( )or they will die. A. right away B. at first C. sooner or later D. in the beginning *