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1、八年级下 Module 3 Unit 2 教材分析 Aims To understand the passage about space travel involving the present perfect tense To write about space travel using the present perfect tense Key vocabulary planet alone also part light beyond none environment air Key structures The present perfect tense with just alrea
2、dy yet Tasks Discussion and making a science report Writing Grammar The present perfect tense 课时教学目标 To be able to read the passage carefully and answer the questions corectly To be able to summarise a passage To be able to describe a picture using the present perfect 教学重点与难点 Learn to use the presen
3、t perfect 教学辅助 Multi media the cards of planets tape recorder video 教学方法PWP 教学内容 教学活动 设计意图教师活动学生活动 一 Step 1 Lead in一 Discuss 1 How many planets are there in the universe 2 Is there any life on other planets 二 T shows the pictures about E T and spaceships Ss should answer questions about them And tal
4、k about something about Shenzhou 9 to know about the achievements that we have made They can work in group to talk about them 通过观看外星人和 宇宙飞船相应的图 片 引起学生学习 本课内容的兴趣 讨论外星人的长 相 来到地球的方 式以及外星人是否 真的存在等问题 活跃课堂气氛 了 解我们中国在太空 探索方面所取得的 成就 增强学生的 民族意识和民族自 豪感 Step 2 Reading Before reading T show a few pictures about
5、 planets stars solar system galaxies and universe and talk about the relationship among them in A galaxy B planet C solar system D star E Universe Put them in the right order 简单介绍一下天体 的关系 将行星 恒星 太阳系 星 系和宇宙按照大小 进行排序 有助于 学生了解文章内 容 group T Can you order the words and expressions from the smallest to th
6、e largest Step 3 Fast reading Read the passage quickly in silience and choose the best title for it 1 Anyone out there 2 Life on Earth 3 The sun and other stars 4 The stars at night 培养学生快速阅读 和对文章的理解能 力 Step4 careful reading Read every paragraph carefully in silence and answer the questions for each
7、paragraph eg 1 How long has there been Because they are very and their light travel for many years to reach us 4 Scientists have spacships to the planet Mars to They have even sent spaceships to the solar 快速阅读只能让学 生大体了解文章的 简要内容 通过精 读每段并回答相应 的问题来认真了解 每段的内容 从而 从整体上全面了解 文章内容 默读的 形式符合我们平时 的阅读方式 贴近 life
8、on the earth 2 What is called the solar system What is it 3 Why is it impossible to imagine how large the universe is system However no spaceship has travelled to reach other stars in our Galaxy 日常生活 而且回 答方式多样 可以 锻炼学生的阅读能 力 Step 5 after reading After reading the passage do the exercise in step 2 aga
9、in do the exercise in step 2 again 经过细读 学生们 应该掌握了本课的 内容 所以再做一 次选出最好的题目 的题 可以帮助学 生自己排除错误答 案 选出正确答 案 Step 6 Exercise Check the true sentences and correct the wrong sentences 本活动为细节理解 题 采用的信息识 别方式 其中还涉 及推理和逻辑 组 织学生通过读课 文 掌握文章的细 节 然后做相应的 判断题 改正错误 的句子可以检查学 生是否理解本课 文 Step7 Writing Look at the picture from
10、 a science story for children and answer the questions Eg What have the scientists just received a message from one of our spaceships They have just received a message from one of our spaceships 1 Where has the spaceship landed Mars 2 What has the spaceship discovered people on Mars 3 Why have the p
11、eople on Mars not sent us a message do not know how to 4 Why have the people on Mars not visited us on the earth do not know how to 本活动要求学生根 据问题写出答语 并且已经给了提 示 因此比较简 单 可以小组合 作 Homework write a passage to describe the picture Use the answers to the questions in step 1 to help you Pay attention to have done We ve just heard that our spaceship has landed on Mars and we ve 板书设计 重点单词 planet alone also part light beyond none environment air 重要句型 The present perfect tense with just already yet
