Module3 Journey to space学案 总编号:10 Unit 2 We haven’t found life other planets yet. 命题人 审题人 一、Learning aims 1.Grasp the key words and key structures: Planet, solar,none,environment,galaxy,,billion, universe,,light,beyond,alone,entrance,prefer 2.Present perfect tense with just, already and yet. 3.Reading skill: To understand passages about space travel involving present perfect tense. 4.Affection and attitudes: We should love science and our country. 二、Learn by youselves 单词检测 1. The earth is a p ____ and we live on it. 2. Scientists have discovered many other galaxies in the u ____. 3. Scientists think that there has been life on Earth for m____ of years. 4. L____ travels much faster than sound. 5. A b____ is 1.000,000,000. 6. If you don’t want to go a____(单独) ,I’ll go with you . 7. I ____(喜欢)apples when I was young. 8.Some spacecrafts have gone b____(在---之外)the solar system. 9. Yang Liwei is a famous _________ (宇航员) of our country. 10. They have __________ (发现) many kinds of plants in the forest. 11. We haven’t seen each other _______(最近). 12. My father watches TV to get the ______ (最新的) news. 13. The ______ (地球) goes round the Sun 词组互译 1.protect the environment 5.太空站 2.sth. cost (sb.) some money 6.环绕 3.the entrance to … 7.我们星系的一小部分 4.several billion dollars 8.太阳系 三、精讲点播 take / spend / cost / pay take 常见的用法有以下几种: 1)It takes sb.+time + to do sth. 2)doing sth. takes sb.+ time spend 的主语必须是人,常用于以下结构 1)spend time / money on sth. 2)spend time / money (in) doing sth. cost 的主语是物或某种活动,还可以表示 “值”,常用于以下结构: 1)sth. costs (sb.) + money 2)(doing) sth. costs (sb.) + time pay 基本用法: 1)pay (sb.) money for sth. 付钱(给某人)买…… 2) pay for sth. 付……的钱 3) pay for sb. 为某人付钱 prefer v. 更喜爱,宁可,宁愿 prefer sth. to sth. 与……相比,更喜欢…… prefer doing / to do 喜欢做…… prefer doing to doing (=prefer to do rather than do=would rather do than do) 与……相比,更喜欢做…… eg. I prefer bananas to apples. 与苹果相比,我更喜欢香蕉。 I prefer walking to cycling, 我宁愿步行也不骑自行车。 I prefer to walk rather than (to) cycle.= I would rather walk than cycle. 我宁愿步行也不骑自行车。 跟踪练习 1.我宁愿跑步也不骑自行车。 I prefer ______to______. = I prefer ______ ______ rather than ______. = I would rather ______ than ______. 2.买自行车花了我300 元。 The bike _____ me 300 yuan yesterday. I ______ 300 yuan ______ the bike. It ______ ______ 300yuan ______ ______ th e bike . I ______ 300 yuan ______ the bike. I ______ 300 yuan ______ the bike. 四、能力提高:完成句子 1.许多科学家认为地球上存在生命有上百万年, Many scientists think there ____ _____ life on Earth for _____ _____years. 2.地球围着太阳转。 The earth ____ ____ the sun. 3.科学家在宇宙中发现了其他一些星系。 Scientists ____ ____ many other galaxies in the universe. 4.他们试图向我们发送信息吗? Have they tried to ____ ____ ____ us? 5.在我们星系中有两亿多颗星星。 There are ____ ____ 200 billion stars ____ ____ ____. 6. How much is the sweater?(同意句) ____ ____ does this sweater ____? What’s ____ ____ ____thissweater? 五、课堂检测:
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