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1、Unit 1 Tales of the unexplained,There are many people who often discuss whether aliens(外星人) are real or not.There are also some different stories about aliens.Do aliens really exist in space？When you think of aliens，what comes to your mind？Whatever pictures we have of aliens in our mind is due to th
2、e influence from newspapers，the Internet and the TV.There could be life forms as tiny(极小的) as some micro-organisms or as large as giant dinosaurs.Scientists argue that the universe is far too huge and it is very unlikely that only our planet can support life.There must be other planets which support
3、 life but are unknown to us.,话题导入,One of the organizations working on outer space life is SETI.Astroph-ysicist(天体物理学家) Carl Sagan believes the presence of life outside the Earth.Frank Drake，founder of SETI，is another scientist who has devoted his life to providing the presence of life outside the Ea
4、rth.Many other research projects have been and are still being carried out to collect evidence of life outside the Earth.In fact，Bruno DArgenio and Giuseppe Geraci have found evidence of life in 4.5 billion-year-old meteorites(陨石),Just as there are people who support the existence of life outside th
5、e Earth，there are others who think of it as a far-fetched idea.They argue，if there is life outside the Earth，why have we not been able to get any hard evidence till today?,根据上文判断正(T)误(F) 1.The scientists are sure that there are some aliens outside the Earth.( ) 2.People have different opinions on wh
6、ether there is life outside the Earth.( ),F,T,基础自测,内容索引,要点探究,达标检测,课文预读,Period One Welcome to the unit & Reading,基础自测,1. adj.无法解释的，神秘的 v.说明，解释 2. adj.困惑的，茫然的 adj.令人困惑的 3. adj.由于，因为；预期的；适当的 4. vi.消失；失踪 vi.出现 5. n.目击者，证人 vt.目击，见证,unexplained,explain,puzzled,puzzling,due,disappear,appear,witness,.重点单词,6
7、. n.& vi.闪光，闪耀 7. vt.假定；认为 8. n.施工；建筑物 vt.建设；建造 9. vi.发生 10. adv.& prep.在(轮船、飞机、火车等)上；上(轮船、飞机、火 车等) 11. n.可能性 adj.可能的 12. n.案件；具体情况，实例,flash,assume,construction,construct,occur,aboard,possibility,possible,case,13. adj.令人惊奇(惊叹)的 14. n.伤害 15. vt.不予考虑；解雇；解散,amazing,injury,dismiss,1. 加紧，加强，促进 2. 由于，因为 3
8、. 出现，现身 4. 负责，掌管 5. 编造，杜撰；构成 6. 调查,.重点短语,step up,due to,show up,take charge of,make up,look into,1.Thats why.那就是的原因。 it is called a UFO! 那就是它被称为UFO的原因！ 2.see sb. doing sth. 看到某人正在做某事 Witnesses also say they towards his house at 10.45 p.m. 目击者也都说，当晚10点45分他们看到贾斯廷往回家的方向走。,.重点句式,Thats why,saw Justin wal
9、king,3.表语前置的倒装句 with white skin and large black eyes. 里面站着许多白皮肤、眼睛又黑又大的奇怪生物。 4.so that以便，目的是 The aliens took me aboard the UFO they could do research on me. 那些外星人将我劫持到飞船上，以便他们在我身上做研究。,Standing inside were lots of strange creatures,so that,5.状语从句的省略 about the possibility that Justin was taken by alie
10、ns，Detective Sam Peterson，who has taken charge of the case，told journalists. 当被问及贾斯廷被外星人劫持的可能性时，负责调查此案的萨姆彼得森侦探告诉记者,When asked,课文预读,1.Justin Foster，a high school student，was last seen Wednesday night. ( ) 2.Kelly heard her brother，Justin Foster，put on his favorite CD that night. ( ) 3.Justins friends
11、 said that Justin went to school after the game.( ) 4.Mrs Mavis Wood said that she had ever been taken away by the aliens. ( ),.根据课文内容判断正(T)误(F),答案,F,T,F,T,.课文阅读理解,答案,1,2,3,4,5,1.The main idea of this passage is . A.that aliens took away a boy B.that aliens do exist C.that a boy was murdered D.about
12、 different opinions of a missing boy,2.When and where was Justin missing? A.On Friday morning，at home. B.On Friday night，at home. C.Last week，at the baseball field. D.On Friday night，at the baseball field.,答案,1,2,3,4,5,3.The report cited(引用) Kellys words in order to tell us that . A.Justins disappea
13、rance had nothing to do with his friends B.Justin played games with his friends that day C.Justin was taken away by aliens D.Justin arrived home at about 11 p.m.,答案,1,2,3,4,5,4.The sentence “Its happened to me！” in the last but one paragraph suggests that Mrs Mavis Wood wanted to say that . A.aliens
14、 didnt exist B.Justin was really taken away by aliens C.Justin was indeed murdered D.she didnt believe what Kelly said,答案,1,2,3,4,5,5.The writers attitude towards the whole story is . A.convinced B.objective C.enthusiastic D.indifferent,答案,1,2,3,4,5,.课文阅读填空,missing,police,aliens,friend,base-,ball,Wi
15、tnesses,flying,research,evidence,CD,_,.阅读课文，并试着以约30个词概括课文(P23)的文章大意。,This story is about the strange disappearance of an American boy，Justin Foster，a high school student.Some people including his sister said he was taken away by aliens.But there is no hard evidence to prove it.At the same time the police are looking in
