人教版高中英语必修三Unit4-Reading-2

1、Unit 4Astronomy: the science of the starsUsing language高一人教新课标版必修三高一人教新课标版必修三Language points1. Last month I was lucky enough to have a chance to make a trip into space with my friend Li Yanping, an astronomer. 上个月我有幸得到一个机会同我的朋友上个月我有幸得到一个机会同我的朋友, 一位宇航员李彦平一道去太空旅行。一位宇航员李彦平一道去太空旅行。 enough: 1) 用作代词用作代词:

2、作主语或宾语。作主语或宾语。 You have done more than enough. 你已做得够多了。你已做得够多了。 I have had enough. Thank you. 我吃的已经够多的了我吃的已经够多的了, 谢谢。谢谢。2) 形容词作定语形容词作定语: enough用在名词前、后都可以。用在名词前、后都可以。 I have enough time to do the work. / I have time enough to do the work. 我有足够的时间做此项工作。我有足够的时间做此项工作。3) 用作副词修饰形容词或副词表示程度用作副词修饰形容词或副词表示程度:

3、 enough一般放在形容词或副词的后边。一般放在形容词或副词的后边。long enough, easy enough, fast enough, quickly enough等等, 但一般不说但一般不说: enough long, enough easy, enough fast, enough quickly. The boy is old enough to go to school. 这孩子到上学的年龄了。这孩子到上学的年龄了。He couldnt run quickly enough to catch up with the cat. 他跑的速度太慢他跑的速度太慢, 追不上猫。追不上

4、猫。4)用作副词修饰动词时也需放在动词之后。用作副词修饰动词时也需放在动词之后。The meat is not cooked enough. 肉炖得不够熟。肉炖得不够熟。If I had _ _ (足够长的假期足够长的假期), Id visit Europe, stopping at all the small interesting places.a long enough holiday / an enough long holiday2. Then we were off. 随后我们就启程了。随后我们就启程了。 be off = set off 出发出发; 动身动身 I am off t

5、oday. 我今天不用上班。我今天不用上班。 We are off today. 今天我们不上班今天我们不上班/今天我们不开张。今天我们不开张。 shut off 关闭关闭get off 下车下车take off 脱下脱下turn off 关闭关闭pay off 付清付清; 还清还清与与off相关的短语相关的短语: set.off 送行送行 kick off 踢球踢球 jump off 跳下跳下 give off 散发散发 show off 炫耀炫耀 get close to 靠近靠近, 接近接近, 指动态变化指动态变化 be close to 距距近近, 指状态指状态 The school

6、is close to the post office. 3. When we get closer to the moon, we shall feel its gravity pulling us but it will not be as strong a pull as the earths. 当我们更接近月球时当我们更接近月球时, 就会感到月球的引力就会感到月球的引力 在拉我们。但是在拉我们。但是, 月球的引力不像地球的月球的引力不像地球的 引力那么大。引力那么大。与与get相关的短语相关的短语:get along 相处融洽相处融洽, 进展等进展等get down to 开始认真对待

7、开始认真对待, 开始认真考虑开始认真考虑get on 上车上车get through 到达到达; 通过通过; 办完办完, 花光花光(钱、时间等钱、时间等)。get to 到达到达get down to; get on; get through; get to; get over; get up 1. Dont talk too much. Lets _ working.2. Hurry up, or well be late to _ the bus.3. Its easy to _ the difficulty.4. I have _ a lot of papers.5. She manag

8、ed to _ the village.get down toget onget overgot throughget to4. cheer up : 欢呼欢呼, 喝彩喝彩, 感到高兴感到高兴, 使高兴使高兴当看到球队的到来当看到球队的到来, 人群欢呼起来。人群欢呼起来。_ when they saw the team arrive.他带她去听音乐会来使她高兴。他带她去听音乐会来使她高兴。He took her _ to _.The crowd cheered upto the concertcheer her up5. But when I tried to step forward, I

9、found I was carried twice as far as on the earth and fell over. 1) “A + be + 倍数倍数 + as +形容词原级形容词原级 + as + B”. This tree is three times as tall as that one. His father is twice as old as he.2) “A + be + 倍数倍数 +形容词比较级形容词比较级 + than + B ” The Yangtze River is almost twice longer than the Pearl River. 长江差

10、不多比珠江长两倍。长江差不多比珠江长两倍。 The number of students in our school is three times larger than that in theirs. 我们学校的学生数量比他们学校的多三倍。我们学校的学生数量比他们学校的多三倍。 3) “A + be + 倍数倍数 + the +名词名词 (size, length, amount) + of + B”The newly broadened square is four times the size of the previous one. 新扩建的广场是未扩建时的四倍大。新扩建的广场是未扩建

11、时的四倍大。 Do you regret _(pay) 100 dollars for the painting? No, I would gladly have paid _ (两倍那么多了两倍那么多了) for it.payingtwice as much 讲解讲解: regret后跟动名词的一般式、完成式后跟动名词的一般式、完成式和不定式的完成式都表示对过去做过的事情和不定式的完成式都表示对过去做过的事情感到后悔，跟不定式一般式表示对即将做的感到后悔，跟不定式一般式表示对即将做的事情感到遗憾事情感到遗憾, 常用来表达委婉。常用来表达委婉。twice as much为倍数的表达法为倍数的表

12、达法, 在这里为省略形式在这里为省略形式, 相当于相当于twice as much as that。 6. . “walking does need a bit of practice now that gravity has changed.”既然引力改变了既然引力改变了, 走路也的确需要练一练了。走路也的确需要练一练了。 now that同同since相似相似, 语气较弱语气较弱, 强调人们强调人们已知的事实。已知的事实。既然你忙既然你忙, 就让我给你做吧。就让我给你做吧。Now that you are busy, let me do it for you.既然人都齐了既然人都齐了, 咱

13、们开始干吧。咱们开始干吧。Now that everyone is here lets start work7. We watched, amazed as fire broke out on the outside of the spaceship as the earths gravity increased.1) watch do/doing : 观看观看, 注视注视我们看着太阳正在树后面落下。我们看着太阳正在树后面落下。We _ behind the trees. 每一天当他们看到植物生长每一天当他们看到植物生长, 他们的心里他们的心里都充满了希望。都充满了希望。Every day a

14、s they _ , their hearts filled with hope. watched the sun settingwatched the plant grow2) amazed 是过去分词是过去分词, 此处做状语用。此处做状语用。他进来的时候没有人注意到。他进来的时候没有人注意到。He came in _ .3) break out与与happen, take place, come out等等词的用法一样词的用法一样, 是不及物动词是不及物动词, 不能带宾语不能带宾语, 不能用于被动语态。不能用于被动语态。 战争爆发战争爆发The American Civil War bro

15、ke out in 1861. 美国内战爆发于美国内战爆发于1861年。年。unnoticed发生争吵发生争吵 他们之间发生了争吵。他们之间发生了争吵。 A quarrel broke out between them.(火灾火灾)发生发生 昨晚他家里失火了。昨晚他家里失火了。A fire broke out in his house last night. break down 打破打破; 毁掉毁掉; 破除破除; 坍塌坍塌; 坏掉坏掉break in 破门而入破门而入; 打断打断break away from 脱离政党脱离政党; 打破陈规打破陈规 break through 突围突围; 突破

16、突破; 冲垮冲垮; 克服克服break up 打碎打碎; 拆散拆散; 分裂分裂; 分解分解break ones word/promise 食言食言; 说话不算数说话不算数Make a list of your ideas and take part in a class discussion to find the best ones. Use these words and expressions to help you.Please pay attention to . Please check that . You need . Dont forget to . Make sure that . Watch out for .Youd