1、必修2 Unit4 Wildlife protection班级 姓名 小组 号 【学习目标】1. 背诵默写考纲上Unit4的重点单词和重点短语的意思。2. 通过小组讨论结合语境，感知，掌握词汇的拓展用法。3. 通过阅读能理解文章的主旨大意，读取关键信息，翻译课文。【重点难点】1.重点： 熟练记忆本单元词汇及相关短语。2.难点：能运用句子结构写出正确的句子乃至文章。【学情分析】学生通过自主学习和小组讨论能够总结出本单元的重点词汇和短语的应用，可能在运用上存在语法错误。【导学流程】自主学习内容 一 回顾旧知单词识记1. _ (vt.) 检查；视察inspector (n.) 检查员；视察员_ (n
2、.) 检查；视察2_ (adj.) 没料到的；意外的expected (adj.) 预期的；预料的3_ 灰尘；尘土；尘埃dusty (adj.) 满是灰尘的4disappearance (n.) 消失_ (vi.) 消失appear (vi.) 出现；到场 (n.) 出现；外表5fierce (adj.) 凶猛的；猛烈的_(adv.) 凶猛地；猛烈地；激烈地6_ (n.) 结局；结尾end (vt.& vi.) 结束；终止 (n.) 结束；末端；尽头二 基础知识感知：短语完形1. _usual 像平时；像往常一样2_ before 很久以前3come _ being 形成；产生4_ sure
3、肯定地；确切地5according _ 按照；根据所说6_ the last 500 years 在过去的500年里7so _ 以致；结果三、探究问题Daisy was amazed. Flying carpet, please take me home so I can tell WWF and we can begin producing this new drug. Monkey, please come and help.” The monkey agreed. The carpet flew home. As they landed, things began to disappea
4、r. Two minutes later everything had gone-the monkey, too. So Daisy was not able to make her new drug. But what an experience! She had learned so much! And there was always WWF翻译最后一段句子 四、基础知识拓展与迁移：4It is a pity that in the story nobody helped the dodo.(教材P31)信息提取It is a pity that . “很遗憾/可惜”，为固定句型。例句仿
5、写真遗憾你错过了那次聚会。 It is a pity that you missed the party.请及时记录自主学习过程中的疑难：小组讨论问题预设:Many animals have disappeared during the long history of the earth. The most famous of these animals are dinosaurs. They lived on the earth tens of millions of years ago, long before humans came into being and their future
6、 seemed secure at that time. There were many different kinds of dinosaur and a number of them used to live in China. The eggs of twenty-five species have been found in Xixia County, Nanyang, Henan Province. Not long ago a rare new species of bird-like dinosaur was discovered in Chaoyang County, Liao
7、ning Province. When scientists inspected the bones, they were surprised to find that these dinosaurs could not only run like the others but also climb trees. They learned this from the way the bones were joined together.各组翻译句子 词组结构 Dinosaurs died out suddenly about 65 million years ago. Some scienti
8、sts think it came after an unexpected incident when a huge rock from space hit the earth and put too much dust into the air. Others think the earth got too hot for the dinosaurs to live on any more.Nobody knows for sure why and how dinosaurs disappeared from the earth in such a short time.各组翻译句子 词组结
9、构 提问展示问题预设:We know many other wild plants, animals, insects and birds have died out more recently. According to a UN report, some 844 animals and plants have disappeared in the last 500 years. The dodo is one of them. It lived on the Island of Mauritius and was a very friendly animal. Please listen
10、to a story of the dodo and how it disappeared from the earth.各组翻译句子 词组结构 课堂训练问题预设：They lived on the earth tens of millions of years ago, long before humans came into being and their future seemed secure at that time.(教材P30)信息提取long before “在之前早就”。例句仿写在时间未到之前，我早早解决了所有问题。I solved the questions the time was up.整理内化： 1、 课堂小结 2、 本节课学习内容中的问题和疑难