新概念英語第二冊Lesson 61 Trouble with the Hubble 哈勃望遠(yuǎn)鏡的困境(講解)

　　Trouble with the Hubble 科普性文章

　　科普性文章結(jié)構(gòu)簡單, 句式單一, 單詞較難

　　學(xué)會(huì)邏輯閱讀

　　at a cost of 花費(fèi)

　　Hubble telescope 看作一個(gè)整體, 在句中做主語

　　was launched 動(dòng)詞謂語

　　單詞縮寫一般都是組織或者機(jī)構(gòu)

　　NASA [5nAsE] National Aeronautics and Space Administration (美國)國家航空和宇宙航行局

　　there was trouble with the Hubble

　　trouble with 關(guān)于......有麻煩

　　what's the trouble with you? 你有什么麻煩? (醫(yī)生常這樣問)

　　start 開始

　　定語從句省略引導(dǎo)語

　　主句 : the pictures...were...

　　-ing 令人......的

　　sorry, it's my fault

　　faulty adj 有錯(cuò)誤的

　　be going to 將要

　　put sth right 把某物放正確

　　it 指代 NASA

　　send up 往上送

　　The shuttle Endeavour 主語,可能是交通工具

　　roblt-arm : 機(jī)器人手臂 arm 手臂

　　hold it 抓住它

　　repairs 修理

　　avove 在......上面(懸空的)

　　astronaut n 飛行員, 宇航員

　　atmosphere

　　distant galaxies

　　stars 星星

　　a great deal 大量 / a great deal of 大量的

　　by the time 到那時(shí)

　　everytime 每當(dāng)

　　by the time you read this 到你讀這篇文章的時(shí)候

　　will have done 將來完成式

　　thousands and thousands of 成千上萬的

　　Hubble telescope 被人類送上天空的一種儀器

　　Space 宇宙

　　launch 送進(jìn)

　　disappointing 令人失望

　　astronaut [5AstrEnC:t] n.太空人, 宇航員

　　robot-arm 機(jī)器人手臂

　　閱讀

　　1、客服害怕的心理

　　2、學(xué)會(huì)理解單詞的含義

　　3、科普性文章的理解題在原文中尋找答案

　　【Multiple choice questions】多項(xiàng)選擇題

　　Comprehension 理解—要從原文中找答案

　　1 The Hubble failed to send us satisfactory pictures because _______.

　　a. the cost of sending satisfactory pictures was terrible

　　b. there was a problem with its main mirror

　　c. it was a long time since it was launched into space

　　d. it was high above the earth's atmosphere

　　answer: b 原文

　　2 The Hubble telescope ______.

　　a. will tell us a great deal about the universe

　　b. cost a lot but was almost worthless

　　c. will measure the size of the earth

　　d. requires constant care from the astronauts

　　answer : a

　　constant [5kCnstEnt] n.[數(shù)、物]常數(shù), 恒量 adj.不變的, 持續(xù)的, 堅(jiān)決的

　　5 A robot-arm will hold the telescope ________the astronauts to repair it.

　　a. for b.so that c. so long as d.which

　　answer : a 原文

　　for sb to do sth 基本結(jié)構(gòu)

　　so that+句子

　　so long as+句子 : 表示只要

　　which + 句子

　　11 The main mirror of the Hubble _______.

　　a. had problems b. was distant

　　c. was the clearest d. requires repairs

　　had problems 有問題

　　reauires repairs 需要修理

　　there was a problem with its main mirror.

　　what's the trouble with you?

　　problem with sth (習(xí)慣用法) 如: There was a problem with its main mirror.

　　1、problem=question

　　2、problem=trouble

　　12 The Hubble is _______the earth's atmosphere.

　　a. below b. over c. within d. outside

　　answer: d

　　above 在...之上(凌空)

　　above the earth’s atmosphere 在大氣層的上方

　　【Key structures】 關(guān)鍵句型

　　1、將來完成時(shí) will have done

　　2、將來進(jìn)行時(shí)will be doing

　　3、將來完成進(jìn)行時(shí)will have been doing

　　4、現(xiàn)在完成進(jìn)行時(shí)have been doing

　　將來完成進(jìn)行時(shí): 從某一點(diǎn)發(fā)生, 一直延續(xù)到將來的某一點(diǎn), 并且將可能延續(xù)下去

　　it has been raining...

　　we will have been learning book 2...

　　區(qū)別:1 一般將來時(shí): 事情在將來發(fā)生

　　2 將來進(jìn)行時(shí): 等同于一般將來時(shí)

　　3 將來完成時(shí): 強(qiáng)調(diào)到將來某一點(diǎn)時(shí)間動(dòng)作的結(jié)束

　　4 將來完成進(jìn)行時(shí): 強(qiáng)調(diào)到將來某一點(diǎn)時(shí)間動(dòng)作可能結(jié)束或延續(xù)

　　過去完成進(jìn)行時(shí) had been doing

　　過去完成進(jìn)行時(shí) : 到過去某一點(diǎn)時(shí)間為止動(dòng)作一直在延續(xù)

　　his father had dead...

　　his father had been waiting for his son until he came back.

　　soon the astronauts will have repaired the telescope. 宇航員很快會(huì)把望遠(yuǎn)鏡修好.

　　will have done 到將來某一點(diǎn)時(shí)間, 動(dòng)作完成

　　by Friday midday, they will have been working on it for seven days. 到星期五中午, 他們就在這個(gè)工

　　程上干了7 天了.

　　work on sth 關(guān)于......的工作

　　到將來某一點(diǎn)時(shí)間, 動(dòng)作延續(xù)

　　【Special Difficulties】難點(diǎn)

　　Words often confused 經(jīng)常容易混淆的詞

　　Study these examples:細(xì)讀以下例子 :

　　a Nouns: Cost, Price, Value

　　The Hubble was launched at a cost of over a billion dollars. 哈勃望遠(yuǎn)鏡發(fā)射升空, 耗資10 多億美元.

　　How much is that blouse? Let's ask the price. 這件襯衣多少錢?讓我們來問一下價(jià)錢.

　　The stolen items were of sentimental, rather than financial value. 被盜物品更具有情感上的涵義, 而

　　不是經(jīng)濟(jì)上的價(jià)值.

　　b Verbs: Cost, Price, Value.

　　What does this blouse cost, please? 請問, 這件襯衣多少錢?

　　I want to price the bed linen in a few other shops before I buy any.我想在買床單之前打聽幾家商店的

　　價(jià)格.

　　I value you advice a great deal. 我非常尊重你的建議.

　　cost / price / value : nouns 名詞 & verbs 動(dòng)詞

　　nouns : price 價(jià)格; cost 費(fèi)用; value 價(jià)值

　　at the cost of 以......的費(fèi)用

　　verbs : price sth 打聽......的價(jià)格, 并比較

　　cost 花費(fèi)sth cost money

　　value sth 認(rèn)為......有價(jià)值

　　value your time 珍惜時(shí)間

　　I value your advice 我尊重你的意見

　　value sth owned by oneself 敝帚自珍

　　Exercise 練習(xí)

　　Choose the correct words in the following sentences.選擇正確的詞.

　　1 There has been a sharp rise in the(price)(cost)(value) of living.

　　2 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)(price)(cost) it more.

　　4 That house(valued)(cost)(priced) a fortune to build.

　　5 Dr. James's work is of enormous(value)(cost)(price) to the community.

　　6 Jane has(valued)(cost)(priced) the alternative products and she recommends this one.

　　7 So far, ten countries have given money towards the(value)(price)(cost) of rebuilding after the

　　earthquake.

　　1 sharp rise: 大幅上升的

　　living 生活

　　the cost of living 生活的費(fèi)用英語學(xué)習(xí)資料

　　2 price 價(jià)格

　　3 value : 表示認(rèn)為有價(jià)值

　　4 fortune : 一大筆財(cái)產(chǎn)

　　cost 花費(fèi)

　　5 enormous adj: 巨大的

　　community : 社區(qū),社會(huì)

　　value : 價(jià)值

　　of great (enormous)value 有巨大的價(jià)值

　　6 alternative 另外的

　　recommend : 推薦

　　price sth. 比較價(jià)格

　　7 towards = to

　　the cost of rebuilding 重建費(fèi)用

　　過去完成進(jìn)行時(shí): had been doing