新概念英语第二册-Lesson61课(课堂PPT).ppt

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1、HubbleastastronautTrouble with the Hubble1是以天文学家是以天文学家哈勃哈勃为名，在轨道上环绕著地球的为名，在轨道上环绕著地球的望远镜望远镜。他的位置在地球的。他的位置在地球的大气层大气层之上，因此获之上，因此获得了地基望远镜所没有的好处得了地基望远镜所没有的好处影像不会受到影像不会受到大气湍流大气湍流的扰动，还能观测会被臭氧层吸收的紫的扰动，还能观测会被臭氧层吸收的紫外线。于外线。于19901990年发射之后，已经成为天文史上最年发射之后，已经成为天文史上最重要的仪器。他已经填补了地面观测的缺口，帮重要的仪器。他已经填补了地面观测的缺口，帮助天文学家解

2、决了许多根本上的问题，对天文物助天文学家解决了许多根本上的问题，对天文物理有更多的认识。理有更多的认识。从他于从他于19461946年的原始构想开始，直到发射为止，年的原始构想开始，直到发射为止，建造太空望远镜的计划不断的被延迟和受到预算建造太空望远镜的计划不断的被延迟和受到预算问题的困扰。在他发射之后，立即发现主镜有球问题的困扰。在他发射之后，立即发现主镜有球面像差，严重的降低了望远镜的观测能力。幸好面像差，严重的降低了望远镜的观测能力。幸好在在19931993年的维修任务之后，望远镜恢复了计划中年的维修任务之后，望远镜恢复了计划中的品质，并且成为天文学研究和推展公共关系最的品质，并且成为天

3、文学研究和推展公共关系最重要的工具。重要的工具。哈勃太空望远镜哈勃太空望远镜2Hubble shuttletelescope Endeavourlaunch robot-armspace grabNASA atmospherebillion distantfaulty galaxy astronaut universeeagle eye3universe4Are we alone(孤单的孤单的)in the universe?in the universe=in space5The Hubble telescope6n.望远镜望远镜 v.缩短，压缩缩短，压缩tele-远程，远距离的远程，远距离

4、的television 电视电视 telephone 电话电话 telescope7It is above the earths_.atmosphereabove=outside8It costs over a billion dollars.over=more than 9It was launched into space by NASA 10He is the director(局长局长)of NASA.1112astronaut13The shuttle Endeavour will take the astronauts to the Hubble.14endeavourv.奋力，努

5、力奋力，努力 endeavour to do=try to do 竭尽全力做竭尽全力做n.尝试，努力尝试，努力 best endeavours 尽最大的努力尽最大的努力他总是竭尽全力帮助他人。他总是竭尽全力帮助他人。He always edeavours to help others.15galaxyThe galaxy is very _from us.distant16distant遥远的，远方的遥远的，远方的;远亲的远亲的;冷淡的冷淡的the distant sound a distant cousin 一位远房（表）堂亲一位远房（表）堂亲distance n.距离距离in the di

6、stance 在远处在远处keep your distance 保持距离保持距离17grab v.v.抓，抓住，抓住（机会抓，抓住，抓住（机会）grab sth from sb 从某人手里抢来某物从某人手里抢来某物 grab a chance 抓住机会抓住机会 Grab your chance to travel while youre still young18at a cost of 造价为造价为at all costs 无论如何，不惜任何代价无论如何，不惜任何代价她不惜任何代价都要送他的女儿去美国她不惜任何代价都要送他的女儿去美国读书。读书。She sent her daughter t

7、o America to study at all costs.19pay/spend/cost/take pay构成：构成：sb pay+(money)+for sth pay for sth付付钱、钱、pay for sb 替某人付钱替某人付钱I paid 200 yuan for the new bike yesterday.spend构成：构成：sb spend+money+on sth sb spend+time+（in）doing sth20cost（主语是物或（主语是物或it）构成：构成：sth+cost+（sb）+moneyThe book cost me 20 yuan.ta

8、ke 构成：构成：it takes sb+time+to doIt took me 5 hours to finish my homework.21 practiseI _ 3 hours doing the maths problemA new computer_ a lot of money.Repairing this new car _ the whole afternoon.It _ me 4 years to finish the book.I have to _ them 20 yuan for this skirt.22 ask for troubleget into trou

9、bleget out of troublemake trouble自讨苦吃自讨苦吃陷入困境陷入困境脱离不幸（困境）脱离不幸（困境）闹事，捣乱闹事，捣乱23 v.使失望使失望，对，对失信失信 disappointing 令人失望的令人失望的 disappointed 失望的失望的 be disappointed in a person/thing 对某人或某事失望对某人或某事失望24send insend upsend outsend for递交，送来递交，送来发射，发出发射，发出派遣派遣派人去叫派人去叫251.When was the Hubble telescope launched int

10、o space?2.What were the pictures it sent us like?3.What will the four astronauts from the shuttle Endeavour doing?4.What will the pictures from the Hubble tell us?26TextThe Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.hundreds,thousands,millio

11、ns,billions+of27Right from the start there was trouble with the Hubble.The pictures it sent us were very disappointing because its main mirror was faulty!281.right from the start =from the very start/beginning2.There is trouble with sth There was trouble with the computer.293.faulty adj.fault n.a fa

12、ulty answer/a faulty decision4.disappointing adj.disappointed adj.She was disappointed at what he said.30NASA is now going to put the telescope right,so it will soon be sending up four astronauts to repair it.311.put sth right Have you put the watch right?Remember to put the lights right tomorrow.2.

13、astronaut n.=spaceman32The shuttle Endeavour will be taking the astronauts to the Hubble.A robot-arm from the Endeavour will grab the telescope and hold it while the astronauts make the necessary repairs.Of course,the Hubble is above the earths atmosphere,so it will soon be sending us the clearest p

14、ictures of the stars and distant galaxies that we have ever seen.33The Hubble will tell us a great deal about the age and size of the universe.By the time you read this,the Hubbles eagle eye will have sent us thousands and thousands of wonderful pictures.a great deal 大量大量/许多许多a great deal of+不可数名词不可

15、数名词by the time+句子句子：截止到截止到34The Hubble telescope _into space by NASA on April 20,1990,at a cost of over a billion dollars.Right from the start there _trouble with the Hubble.The pictures it_us_very disappointing because its main mirror _faulty!NASA now _put the telescope right,so it will soon _four

16、astronauts to repair it.The shuttle Endeavour _the astronauts to the Hubble.A robot-arm from the Endeavour _the telescope and _it while the astronauts _ the necessary repairs.Of course,the Hubble _above the earth atmosphere,so it will soon _us the clearest pictures of stars and distant galaxies that

17、 we have ever_.The Hubble _us a great deal about the age and size of the universe.By the time you _this,the Hubbles eagle eye _us thousands and thousands of wonderful pictures.was launchedwassentwerewasis going to putbe sending upwill be takinggrabholdmakeisbe sendingseenwill tellreadwill have sent3

18、5在现在时间的句子里在现在时间的句子里,可用现在时表示将来可用现在时表示将来.这里的现在时是一个广义的这里的现在时是一个广义的时间时间,它在实际上包括它在实际上包括现在完成时现在完成时,它们的道理是相通的它们的道理是相通的.When he has finished this project(工程工程),I will arrived in UK for another project.当他完成这项工程的时候，我就会到英国去商议另一项工程当他完成这项工程的时候，我就会到英国去商议另一项工程If he has started on his way here,I will wait another hour.如果他已经起程来这里了，我就再等一个小时如果他已经起程来这里了，我就再等一个小时3637