内蒙古鄂尔多斯市达拉特旗八年级英语下册 Module 3 Journey to space Unit 2 We have not found life on any other planets yet（第1课时）导学案（无答案）（新版）外研版（通用）

Unit 2 We have not found life on any other planets yet课题：Module3 Unit 2 We have not found life on any other planets yet. （第一课时）一、【自主学习】1.写出下列单词。(1)没有一个；_ (2)环境_ (3)那，那个 _(4)系统，体系_(5)组，群_(6)星系_ (7)宇宙 _ (8) 光，光线_（9）不可能的_（10）在远方_（11）联系，交流_（12）太阳的_2.根据课文翻译下列词组和句子。（1）在地球上_（2）数百万的 _ （3）围绕.转 _（4）.中没有一个 (5)太阳系_(6) .中的一小部分_(7)一群_(8)数十亿的_(9)在宇宙中_(10)做某事是不可能的_（11）足够远_（12）与某人联系；与某人交流_（13）太阳和围绕它旋转的行星组成太阳系。_（14）科学家已经在宇宙中发现了很多其他星系。_（15）宇宙到底有多大？我们无从想象。_学习重点能够识别文章的主题；能够读懂以太空为主题的简单文章并能识别细节，做出正误判断。学习难点能够根据图片完成与主题相关的写作任务。学习过程（学案）二、【合作探究】 1.Read the passage and choose the best title.(Activity2)2.Read the passage and check the true sentences.(Activity3)3.Read the passage and finish the following tasks.1)然而，我们仍然未在其他一些行星上发现生命。（汉译英）_-2)How many planets go around the sun?A: 8 B: 9 C: 7 D: 63)The earth is a planet and it goes around the sun.句中it 指代什么_4)None of the planet _(have) an environment like that of the earth.5)（判断）The solar system is the largest Galaxy in the universe. ( )6）（回答）Is it possible to imagine how large the universe is?_7) Scientists_ _ spaceships to the planet Mars to take photos. 8)No spaceship has travelled so far that they can reach other stars in the galaxy.（同义句）_9)Why has no one communicated with us?（英译汉）_三、【能力提升】Writing: Write a passage to describe the picture in Activity5.小组共同合作完成 Activity 5.看图回答问题，再将问题整合写成一篇短文。开头如Activity6所示。_四、【当堂检测】I.补全句子。 1）无法想象宇宙到底有多大。 It is _ _imagine how _ _ _ _.2）科学家认为地球上的生命已有数百万年。 Scientists think that _ _ _life on Earth for _ _ years.3) 来自星星上的光花了很长时间才到我们这儿来。 The light from stars _ _a long time _ _ us .4) 我们还没有在其他星球上发现生命。 We _ _ life on other planets _.II 用already, yet, just, ever或never完成下列句子。1) I have _ done the heavy work and now I feel very tired. 2) Mary, have you read any books about Mars? No, I have _ read a word about it.3) Have you _ been to the Great Wall in China, Vicky? Of course, I have. 4) Dont worry. We have _ helped you sweep the classro