1、年級 八年級 科目 英語主備教師Module 3 Unit 2 We have not found 課題 life on any other planets yet.備課時間共L課時第一L課時教學目標.能夠聽說讀寫以下單詞：none, environment, that, solar, system, group, universe, light, impossible, out, communicate.能夠聽懂關于太空探索的話題并提取信息。.能夠簡單介紹人類在太空探索領域取得的成就，能夠根據(jù)圖片簡單的描述 圖片中有關太空探索的內容。.能夠讀懂以太空為主題的簡單文章并能識別細節(jié)，做出正誤判斷

2、。.能夠根據(jù)圖片去完成與主題相關的寫作任務。教學重點教學重點：能夠運用現(xiàn)在完成時描述人類已經(jīng)實施的太空探索，正確使用 already, yet 和 just 等。教學難點教學難點：熟練掌握現(xiàn)在完成時態(tài)，了解一些關于太空的信息。在閱讀之后, 能夠用現(xiàn)在完成時對文章進行簡單描述。課前 , 準備PP教學過程教學內容及師生活動教學過程：Stepl導入：.檢查單詞：none, environment, that, solar, system, group, universe, light, impossible, out, communicate.由動畫視頻神州5號入手，了解中國的第一顆載人宇宙飛船，再

3、 由圖片引出其他的載人宇宙飛船及其發(fā)送時間和宇航員，從而激發(fā)學 生的興趣，增強民族自豪感。. Scientists have sent the astronauts to the moons.弓I 出 問題：Have the astronauts been to the other planets? Is there life out there in space? 從而導入課文：We havent found life on other planets.Step2 1. Fast readingRead the passage and choose the best title for it

4、.Anyone out there?Life on EarthThe sun and other starsThe stars at night(設計意圖：通過第一遍快速感知課文，讓學生能夠對文章有個粗略 的了解，從而抓住文章的中心。)2. Careful readinga) Read again and check (V) the true sentences.The Earth is a star.The Sun is a star.3)There is more than one galaxy.Our galaxy is part of the Milky Way.The light f

5、rom stars has taken a long way to reach us.Scientists have found life on other planets.Theyve received many messages from space.They zve visited most of the universe.Step 4知識點撥Scientists think that there has been life on the earth for hundreds of millions of years.科學家們認為地球上的生命已經(jīng)有上億年的歷史。hundred前加基 數(shù)詞

6、，表示“一百、二百、百，hundred要用單數(shù)形式；hundred與。f連用表示“數(shù)百”時,hundred要用復數(shù)形式，即hundreds。 hundreds of millions of 表示“數(shù)億，上億”。None of them has an environment like that of the earth.沒有一顆擁有和地球一樣的環(huán)境Why has no one communicated with us?為什么沒有人和我們聯(lián)系 呢？none指三個或三個以上的人或物中“沒有一個”，其后常接“of +名 詞/代詞”，后面動詞單復數(shù)形式均可。no one表示“沒有人”，作主語時，謂語動詞

7、常用單數(shù)形式。However, no spaceship has travelled far enough to reach other stars in our Galaxy.然而，還沒有任何航天器能到達銀河系里的其他恒星。enough作副詞，修飾形容詞或副詞時放在被修飾詞后面；enough作 形容詞，修飾名詞時常放在被修飾詞之前。如：He is not old enough to join the army.他年齡太小，不能參軍。We have enough time to finish the work.我們有充足的時間完成這項工作。With so many stars in the u

8、niverse, are we alone, or is there life out there in space?宇宙中有這么多星球，我們是孤獨的嗎？抑或太空中還有其他生 命存在呢？這里with so many stars in the universe是介詞短語,在句中作狀語。類似的例子還有：The woman stood there with her hands in the pockets.那個女士站在那 里，手插在口袋里。Step 5作業(yè)Write a passage to describe the picture. Use your answers to the questions in Activity 5 to he