新概念第二册lesson61

1、精选文档Lesson 61 Trouble with the HubbleNew words and expressions】 （17）space n.空间（指宇宙空间）room n.空间（不可数）；房间（可数）Could you make room for me?robot-armn.机器手robot n.机器人,遥控设备，自动机械，机械般工作的人【课文讲解】1、The Hubble telescope was launched into space by NASA on April 20, 1990 at a cost of over abillion dollarsat a cost o

2、f造价为耗资，以的价格/费用NASA= National Aeronautics and Space Administration （美国）国家航空和宇宙航行局（单词縮写一般都是组织或者机构）2 Right from the start there was trouble with the Hubbleright from the start 从最开始（right起强调作用）trouble with关于有麻烦3、The pictures it sent us were very disappointing because its main mirror was faulty! faultn.错

3、误；faulty adj.有错误的Sorry, its my fauIt.4、NASA is now going to put the telescope right, so it will soon be sending up fourastronauts to repair it.put sth. right 修好（故障等），校正，纠正send up往上送5、The Hubble will tell us a great deal about the age and size of the universe a great deal 大量a great deal of大量的7、By the

4、 time you read this, the HubbleJ s eagle eye will have sent us thousands and thousands of wonderful picturesby the time 到那时engle eye鹰眼，锐利目光His father s eagle eye is always on him. thousands and thousands of 成 T上7J的Letter Writing 】常见的书信开头：I have not heard from you for some time, soIt was very kind of

5、 you toKey structures 】将来完成时、将来进行时和将来完成进行时将来完成时的构成：will have done ,表示到将来某一时刻己经完成 的动作，必须和某个时间状语连用，强调到将来某一点时间动作的结束。将来进行时的构成：will be doing ,表示将来某个时候正在进行的动作或表示计划好的事，陈述将来的事 实。They will be arriving here tomorrow.将来完成进行时的构成：will have been doing ,表示某种状况一直持续到说话人所提及的时间，从某一点发 生，一直延续到将来的某一点，并且将可能延续下去，强调到将来某一点时间

6、动作可能结束或延续By Friday midday, they wi 11 have been working on it for seven days （work on sth. 关于的 匸作 ）时间状语从句中用现在完成时代替将来完成时：By the time I ve completed this one, I 11 have been writing for six years【Special Difficulties 】Cost, Price, Valuecostn.价格，价钱，费用（侧重指某项服务、工程等）,成本（复数）at the cost of以的费用，造价vt.价钱为，（使）花

7、费（不用于被动语态）pricen.价格，价钱（侧重于指某个具体东西或商 品的价钱），物价（复数）v.问的价钱，查明/查询的价格；给定价/标价The dress is priced at $50, but you can have it at $40.I want to price the bed linen in a few other shops before I buy any.我想在买床单前打听儿 家店的价 格.valuen.表示抽象的价值或重要性，价值观（复数）The stolen items were of sentimental, rather than financial val

8、ue.被盗物品更具有情感上的涵义，而不是经济上的价值.Vt尊重，重视value sth.认为有价值 value sth owned by oneself 敝帚自珍 Exercise 练习1 There has been a sharp rise in the (price) (cost ) (value) of living2 Whenever I buy anything new, my father always asks me the (value) (cost) (price)3 If you have to work for something you will( value) (p

9、rice) (cost) it more.4 That house (valued) ( cost) (priced) a fortune to build5 Dr. Jamess work is of enormous( value ) (cost) (price) to the community.6 Jane has (valued) (cost) ( priced) the alternative products and she recommends this one7 So far, ten countries have given money towards the (value

10、) (price) (cost) of rebuildingafter the earthquakeMultiple choice questions 2 The Hubble telescope a. constant n.数、物常数，恒量；adj.不变的，持续的，坚决的5 A robot-arm will hold the telescope athe astronauts to repair it.a. for b so that c so long asd whichfor sb. to do sth.基本结构11 The main mirror of the Hubble _ d8 had problems b was distant c. was the clearest d requires repairs had problems 有可题 problem with sth.岀问题(习惯用法)problem 的两个含义：