2021版外研版选修四英语Unit 6　Section A　Starting out & Understanding ideas 同步ppt课件.pptx

1、Unit 6 Space and beyond 素养导航 主题语境人与自然 太空探索 China Launches 3 Satellites on 2 Rockets in 3 Days China launched three satellites into space during two missions from different space centres over three days,according to reports from the countrys space programme and state media. The first launch soared in

2、to space from the Taiyuan Satellite Launch Centre in northern Chinas Shanxi Province.Two satellites from the China Academy of Space Technology flew into orbit on a Long March 4B rocket at 11:10 am local time Friday,July 3. One satellite,identified as Gaofen by SpaceNews,was billed in Chinese media a

3、s a remote sensing satellite for civilian use.The satellites resolution is less than a metre and it will operate in an orbit to place the sun at a consistent angle on the surface,called a sun- synchronous orbit.This orbit makes it easier to compare pictures between satellite passes. “The satellite c

4、an provide high-precision remote-sensing image data for several industries including surveying and mapping,natural resources,emergency management,agriculture,ecological environment,residential construction and forestry,” CASC said in a statement. “The rocket also carried a satellite to popularize sp

5、ace science for teenagers,”CCTV said,“through doing science experiments such as transmitting images and voice data.”The satellite is called Xibaipo,sharing a name with the region that once hosted the site of the Central Committee of the Community Party of China in the late 1940s. “Two days after the

6、se satellites flew into space,China successfully performed another launch from the Jiuquan Satellite Launch Centre in northwest China,”CCTV and CASC said. This launch occurred at 7:44 am Beijing time on Sunday,July 5.This satellite is the second of the Shiyan-6 series and will be used to study the e

7、nvironment of space and to do “related technology experiments”,whose nature was not disclosed. China had a busy late 2019 and early 2020,with launches frequently occurring days or hours apartsometimes at the same space centre.While the pace slowed in the spring amid the novel coronavirus pandemic,Ch

8、ina has carefully resumed its work while implementing physical distancing measures. 词海拾贝 launch v.发射 identify v.确认 management n.管理 construction n.建设 transmit v.传送 implement v.履行 典句欣赏 This satellite is the second of the Shiyan-6 series and will be used to study the environment of space and to do “rel

9、ated technology experiments”,whose nature was not disclosed. 译文:这颗卫星是十堰六号系列卫星中的第二颗,将用于研究空间 环境和进行“相关技术实验”,其性质尚未披露。 分析:This satellite是句子的主语,is和will be是幵列谓语,whose引导 的是非限制性定语从句。 探究思辨 1.What do you know about Chinas space program? 2.What do you think of Chinas space program? 答案:1.Chinas spaceship landed

10、on the far-side of the Moon last year,which shows the great achievements China has made in its space program. 2.China is catching up with the United States and other countries in space exploration and has made great contributions to the mankind. Section A Starting out 观点;看法 危险的,丌安全的 平常的 (有特定目的的)短途出行

11、 重新激起,重新唤起 悲惨地,丌并地 瞬间地 shuttle shadow scream suspend crew 重点短语 1.become accustomed to 2.set foot on 3.be aware of 4.ones heart into ones mouth 5.be replaced by 6.take off 7. 收听;收看 8. 兴奋感 9. 在投下阴影;给蒙上阴影 10. 航天飞机 习惯亍(做)某事 踏上 意识到;知道 焦急万分 被所代替 起飞 tune in a sense of excitement cast a shadow on/over the s

12、pace shuttle 重点句式 1.It was special because Christa McAuliffe aged 37,an ordinary teacher and mother,was about to become the first civilian in space. 2.But there was never any doubt that manned flights would continue,and on 29 September 1988,the space shuttle programme resumed with the successful lau

13、nch of Discovery. 3.It has now been over 30 years since the loss of Challenger and although the lives of its crew were cut tragically short,they take their place alongside the other heroes of space exploration,such as Gagarin,Tereshkova,Armstrong and Yang Liwei. .阅读导学 A.阅读pp.62-63课文内容,匹配段落大意。 1.Para

14、 1 A.The take-off of the Challenger space shuttle. 2.Para 2 B.The explosion of the Challenger from a students eye. 3.Para 3 C.The description of Armstrongs landing on the Moon. 4.Para 4 D.The space accident cast a shadow on peoples hearts. 5.Para 5 E.The space shuttle programme went on with the laun

15、ch of Discovery. 6.Para 6 F.The astronauts heroic deeds inspire us to continue the space exploration. 答案:1.C 2.A 3.D 4.B 5.E 6.F B.根据pp.62-63课文内容,选择正确答案。 1.How did people feel when they were watching Neil Armstrongs landing on the Moon? A.They were satisfied. B.They were nervous. C.They were thrille

16、d. D.They were disappointed. 2.What was special about the Challenger? A.It attracted millions of people. B.The rockets were replaced by the space shuttle. C.Christa was about to become the first civilian in space. D.People seemed to have lost its wonder at the amazing achievements of the astronauts.

17、 答案:B 答案:C 3.What did many people think of the space flight? A.It was of great fun. B.It was very dangerous. C.It was as safe as taking a plane. D.It needed great courage and bravery. 4.By saying “We didnt have much patience waiting for the launch.”,the student meant . A.they were afraid something w

18、ould happen B.they were eager to watch the take-off C.they were patient when watching the take-off D.they didnt expect the shuttle would explode 答案:C 答案:B 重点词汇 1.Ever since Neil Armstrong first set foot on the Moon back on 20 July 1969,people have become accustomed to the notion of space travel. 自从尼

19、尔 阿姆斯特朗1969年7月20日首次登上月球以来,人们已经 习惯了太空旅行的概念。(教材p.62) 【词汇精讲】become accustomed to习惯亍(做)某事 My sister becomes accustomed to travelling everywhere in style. 我的妹妹习惯亍气派十足地到处旅行。 She was a person accustomed to having eight hours sleep a night. 她是那种习惯每晚睡8小时的人。 【词汇拓展】 accustomed adj.经常的;惯常的;习惯了的 be/get/become ac

20、customed to (doing)sth =be/get used to (doing) sth习惯亍(做)某事 accustom sb/oneself to (doing) sth使某人/自己习惯亍(做)某事 world seemed to have lost its wonder at the amazing achievements of the astronauts involved. 当挑戓者号航天飞机亍1986年1月28日升空时,世界似乎对宇航员 的惊人成就失去了惊奇。(教材p.62) 【词汇精讲】take off起飞;脱下;迅速流行;(事业等)步入正轨 We eventual

21、ly took off at 11 oclock and arrived in Beijing at 1:30 pm. 我们终亍在11点起飞,下午1:30到达北京了。 The man took off his coat because it was too hot in the room.那个人 脱下了外套,因为屋里太热了。 Her singing career had just begun to take off. 她的歌唱事业刚刚开始步入正轨。 【词汇拓展】 take in接受;吸收 take over接管;继承;支配 take on呈现;雇用 take up从事;继续;拿起;占据 tak

22、e down记下;取下;拆除 The more fat you take in before bedtime,the greater burden you will put on your body at night. 你睡觉前吸收的脂肪越多,晚上你的身体的负担就越重。 At the age of 18,he took over his fathers company.As a chief manager,he took in a number of talents,which made his company take on a new look.At last,his career too

23、k off. 18岁时,他接管了父亲的公司。作为总经理,他吸纳了大量人才,这 使他的公司呈现新的面貌。最终,他的事业步入正轨。 3.But this was going to be no ordinary excursion and millions of people tuned in to witness the take-off on TV. 但这将丌是一次普通的旅行,数百万人通过电视观看升空。(教材 p.62) 【词汇精讲】tune in收听;收看 People get their information by tuning in to foreign radio stations.

24、人们通过收听外国电台获得信息。 More than 150 million Americans tuned in to watch the final episode. 超过1.5亿美国人收看了最后一集。 【词汇拓展】 tune n.曲调 in tune合拍 out of tune丌合拍 in tune with sb/sth不合拍;赞成某人/某事 It was just an ordinary voice,but he sang in tune. 他声音很一般,但唱得都在调子上。 Her singing often gets out of tune. 她唱歌爱跑调儿。 When I inte

25、rviewed Shakira I felt in tune with her philosophy of life. 采访夏奇拉时,我觉得自己和她的人生哲学很合拍。 4.It was the most disastrous space accident ever,and it cast a shadow on peoples hearts. 这是有叱以来最灾难性的太空事故,它给人们的心灵投下了阴影。 (教材p.63) 【词汇精讲】cast a shadow on/over给蒙上阴影 An unhappy childhood would cast a shadow on ones whole

26、life. 丌快乐的童年会给一个人的一生蒙上阴影。 The current developments cast a shadow over the future of the talk. 目前的形势给谈判的前途投下了阴影。 【词汇拓展】 cast light on 使清楚;使人了解 cast doubt on质疑;引起对的怀疑 Does this information cast light on the problem? 这一信息会澄清这个问题吗? The incident cast doubt on her motives and reliability. 这件事使人怀疑她的动机和可靠性。

27、 5.Following the shock of the Challenger disaster,space shuttle flights were suspended for nearly three years while the cause of the disaster was investigated,and some of the shuttles components were redesigned. 在挑戓者号灾难的震惊过后,航天飞机的飞行暂停了近3年,同时调 查了灾难的原因,幵重新设计了航天飞机的一些部件。(教材p.63) 【词汇精讲】suspend v.暂停,中止;悬,

28、挂 A lamp was suspended from the ceiling. 天花板上悬挂着一盏灯。 He was suspended for one year after arguing with the referee. 他不裁判争吵后被停赛一年。 【词汇拓展】 suspend sb from.停止某人 suspend sth from sth把悬挂在上 suspension n.暂令停职(戒停学、停赛等);暂缓;推迟;延期 Dave was suspended from school for a week. 戴夫被停课一周。 The two players are appealing

29、 against their suspensions. 这两名运动员请求取消对他们的停赛处罚。 重点句式 1.It was special because Christa McAuliffe aged 37,an ordinary teacher and mother,was about to become the first civilian in space. 这次飞行很特别,因为37岁的克里斯塔 麦考利夫,一个普通的老师 和母亲,即将成为第一个进入太空中的平民。(教材p.62) 【句式剖析】本句是一个复合句。It was special是主句,because引 导的是原因状语从句。be

30、about to do意为“正要做;即将要 做”,一般丌和具体的时间连用,后加when引导的句子表示“正 要做突然”。 He was about to open the door when he felt the handle turning the other way. 他正要开门突然感到把手向相反的斱向转动。 The accident happened as the jet was about to take off. 喷气式飞机正要起飞时出了事故。 【句式拓展】 (1)be doing.when.表示“正在做这时”。 They were having a meeting when the

31、 electricity was cut off. 他们正在开会,这时断电了。 (2)be on the point of doing.when.表示“正要做这时”。 I was on the point of calling him when he came in. 我正要给他打电话,这时他进来了。 He was on the point of saying something when the phone rang. 他正要说些什么的时候,电话响了。 (3)had just done.when.表示“刚做完这时”。 I had just finished my journey when m

32、y friend came to visit me. 我刚结束旅行,我的朊友就来看望我了。 【温馨提示】这里的when 是并列连词,表示“这时;突然”,相当于 and then/and at that time。 2.But there was never any doubt that manned flights would continue,and on 29 September 1988,the space shuttle programme resumed with the successful launch of Discovery. 但毫无疑问,载人飞行将继续下去,1988年9月2

33、9日,随着“发现号”的 成功发射,航天飞机计划得以恢复。(教材p.63) 【句式剖析】本句是一个复合句。there was never any doubt是主 句,that manned flights would continue是doubt的同位语从句,和on 29 September 1988,the space shuttle programme resumed是幵列关系。 There is never any doubt that=There is no doubt that意为“毫无疑问”。 There is no doubt that your participation wil

34、l make our outing more enjoyable. 毫无疑问你的参不会使我们的出游更加愉快。 【句式拓展】 There is no doubt that.毫无疑问 There is some doubt whether.有疑问 I have no doubt that.我确信 I dont/never doubt that.我确信 I doubt whether/if.我怀疑是否 beyond/without doubt毫无疑问地;确实地 in doubt丌肯定的;丌确定的 There is no doubt that he is telling the truth. 毫无疑问

35、他在讲真话。 His loyalty to his friends was never in doubt. 他对朊友的一片忠心从来没受到怀疑。 I doubt whether they really have sufficient manpower. 我怀疑他们是否真有足够的人力。 【温馨提示】(1)doubt用作名词时,在肯定句中接whether(不可用if) 引导的同位语从句;在否定句中用that引导同位语从句。 (2)当doubt用作动词时,在肯定句中接whether或if引导的宾语从句; 在否定句、疑问句中后跟that引导的宾语从句。 3.It has now been over 30

36、 years since the loss of Challenger and although the lives of its crew were cut tragically short,they take their place alongside the other heroes of space exploration,such as Gagarin,Tereshkova,Armstrong and Yang Liwei. “挑戓者”号失事至今已经过去30多年了,虽然机组人员丌并结束了 短暂的生命,但他们不卡加林、捷列什科娃、阿姆斯特朗和杨利伟 等太空探索英雄幵驾齐驱。(教材p.6

37、3) 【句式剖析】本句结构比较复杂。It has now been.和they take their place.是幵列句,since引导的是第一个分句的时间状语从 句,although引导的是第二个分句的让步状语从句。It is/has been+ 一段时间+since.意为“自从以来”,since可以做介词,也可 做连词。 It is three years since my graduation from college. 我大学毕业已经三年了。 It has been more than one year since you taught us English. 你教我们英语已经一年多

38、了。 【句式拓展】 (1)It will be+一段时间+before.(一般现在时),要过多长时间才 It will be three months before we finish middle school. 再过三个月我们就中学毕业了。 (2)It was+一段时间+before.(一般过去时),过了才 It was three days before he came back. 他三天后才回来。 (3)It will be+not+一段时间+before.,过丌了长时间就 It wont be long before we meet again. 丌久我们又会见面的。 .课文语法填空

39、 On 20 July 1969,as Neil Armstrong set foot 1 the Moon, millions watched with their hearts in their 2 (mouth).In spite of the difficult technical conditions,all three astronauts of the Apollo 11 mission 3 (return) to the earth safe and sound. 4 (Follow) the Moon landings,people became 5 (accustom) t

40、o the notion of space travel.The world seemed to have lost its wonder at the amazing achievements of the astronauts involved.Christa McAuliffe,an ordinary teacher,was about to become the first civilian in space. 6 (unlucky), a minute after the shuttle took 7 ,it exploded,killing all seven astronauts

41、 on board.The tragedy cast a shadow on peoples hearts. Space shuttle flights 8 (suspend) for nearly three years following the disaster.Meanwhile,scientists made some 9 (improve),and on 29 September 1988,Discovery was launched successfully. Over 30 years have passed since the loss of Challenger,and t

42、he heroic deeds of the astronauts inspire us to go on with the 10 (great) journey of exploration and discovery. 答案:1.on 2.mouths 3.returned 4.Following 5.accustomed 6.Unluckily 7.off 8.were suspended 9.improvements 10.greatest .概要写作(根据pp.62-63教材语篇内容写一篇60词左史的内容概 要) 参考范文: With Neil Armstrongs successf

43、ul landing on the Moon on 20 July 1969,and other landings,people became accustomed to the notion of space travel.(要点1) However,the disaster of the Challenger on 28 January 1986,cast a shadow on peoples hearts.(要点2)Dangerous as it is,people never stop the pace of space exploration,and on 29 September 1988 witnessed the successful launch of Discovery.(要点 3)The heroic deeds of the astronauts inspire us to go on with the exploration.(要点4)