英语：Module3Unit2(外研版八年级上).ppt

Module 3,Journey to space,Unit 2,We havent found life on other planets yet.,planet solar system also none environment air grow (grew, grown),n. 行星 太阳系 adv. 也;同样 pron. 没有一个 n. 环境 n. 空气 v. 生长; 种植,part galaxy billion universe light beyond alone,n. 部分 n. 星系 num. 十亿 n. 宇宙 n. 光线；电灯 prep. 在之外 adj. 孤单的，孤独的,Yuri Gagarin, Soviet Union 12, April,1961,1986年1月28日, “挑战者”号航天 飞机在肯尼迪航 天中心发射升空 不久后爆炸。,1968 年12月27日, 阿波罗8号第 一次载人的月球行 动，在完成了历时 六天的历史性航行 之后，安全返回地球。,爱德温艾尔德林,环绕地球飞行 的宇航员每“天” 可以看见16次日 出和16次日落。,Who is he?,He is Chinas first astronaut.,The Shenzhou V spacecraft orbited the Earth 14 times at an altitude of 343 kilometres. The space flight lasted 21 hours by Yang Liwei in October, 2003. Yang Liwei was called “Chinas first astronaut”.,Discussion,Is there any life on other planets?,A. galaxy B. planet C. solar system D. star E. universe,Match the words with the pictures.,A,B,C,D,E,B,Read the passage and choose the best title.,1. Anyone out there? 2. Life on Earth 3. Our solar system 4. The stars at night,Language points,1. We havent found life on other planets yet. 我们在其它星球上还没有发现生命。 the other (s)与other (s)的区别： (1) the other与other后可加名词; the others与others后不加名词； (2) the other (s)表示一定范围内除去一部分 以外后其余的全体；other (s)表示除去 一部分以后的另一（些），但不是剩下 的全体。,One flower is red, the other (one) is white. 一朵花是红的，另一朵 (花) 是白的。 Give me some other apples/others, please! 请另给我一些（苹果）吧！,2. However, no one has discovered any life in space yet. 然而,还没有人发现太空里的任何生命。 no one与none的区别： (1) no one同义词为 nobody, 只用于指人， 其后不跟of短语，作主语时谓语用单数，no one 只能回答以who开头的问句；,(2) none用于表示对三者或三者以上全部 否定的不定代词，既可指人，也可指物。 作主语时，谓语可以是单数，也可以是 复数; none的反义词是all, none可与of连 用; 可以用来回答How many 或 How much开头的问句。,None of us are/is interested in the story. 我们没有人对那个故事感兴趣。 -Who are you speaking to? 你在跟谁讲话？ -No one. 没人。 -How many students are there in the room? 房间里有多少个学生? -None. 一个也没有。,3. are we alone, ？ 我们是唯一的吗？ alone与lonely的区别： (1) alone既可作形容词，又可作副词,意为“单独地，独自地”，没有感情色彩。 (2) lonely只作为形容词，意为“孤独的，寂寞的”，具有感情色彩。 He was very lonely after his wife left. 他妻子离开后，他很孤独。,4. prefer life on Mars 更喜欢火星上的生活 prefer表示“更喜欢”，相当于likebetter。 (1) prefer to do “更喜欢做某事”； “宁愿做” (2) preferto “比起更喜欢” prefer.to后要跟名词、动名词； I prefer reading books to watching TV. 比起看电视我更喜欢读书。,(3) prefer torather than “宁愿而不愿” They prefer to buy a new car rather than repair it. 他们宁愿去买一辆新车，也不愿去修理。,Put the words in the box in order small large.,galaxy, planet, solar system, star, universe,planet,star,solar system,galaxy,universe,Check the true sentences.,1. The earth is a star. 2. The sun is a star. 3. There is more than one galaxy. 4. Our galaxy is part of the Milky Way. 5. The light from stars has taken a long time to reach us. 6. Scientists have found life on other planets. 7. They have received many messages from space. 8. Theyve visited most of the universe.,Answer the questions about the words in the box.,1 Who and what needs air? 2 How often are you alone? 3 What is there beyond your school entrance? 4 How much have you grown in the last three years? 5 What costs a million yuan? 6 How long does it take to reach Beijing /Guangzhou?,air alone beyond grow million reach,Writing,Look at the cartoon picture and answer the questions., What have the scientists just heard? (message from spacecraft), Theyve just heard a message from a spacecraft.,1. Where has it landed? (Mars) 2. What has it discovered? (people) 3. Why havent they sent us a message? (cant hear us) 4. Why havent they visited us on Earth? (prefer life on Mars) 5. What have they made with the other spacecraft? (TVs, radios, cars),Write the story in the picture. Use the answers to the questions in Activity 6 to help you.,Weve just heard that our spacecraft has landed on Mars, and weve discovered,Weve just had some news about the mission to explore Mars. Scientists have just heard that the spacecraft has landed on Mars and has discovered people. These people havent sent us a message because they cant hear us. They havent visited the Earth because they prefer life on Mars. They have used parts from the other spacecraft from Earth to make TVs, radios and cars.,Possible version:,Exercise,Individual activity,一、根据句意写单词。,1. Everyone knows _ travels much faster than sound. 2. _ of us like this bad TV programme. 3. The flowers will _ well if they get enough water. 4. The solar system is a small part of our _. 5. We havent _ life on other planets yet.,light,None,grow,galaxy,found,二、把下列短语译成英语。,1. 多于 2. 在宇宙中 3. 太阳系 4. 他们中没有一个人 5. 地球上的生命 6. 保护环境,morn than/over in the universe solar system none of them life on Earth,protect the environment,三、按要求改写下列句子。,1. I have been to America before. （变成一般疑问句） _ 2. have, finished, not, I, homework, my （连词成句） _ 3. She _ the Great Wall twice. （选 has gone to/has been to 填空）,Have you been to America before?,I have not finished my homewor