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北师大初中英语九年级(全一册)--Unit 4-16

时间:2011-03-28 03:22:18

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[00:00.90]Unit 4 Inventions and Inventors
[00:04.80]Lesson 16
[00:09.87]Exercise 1.2
[00:13.52]Today's competition is about inventors.
[00:16.74]I'll describe the inventors and all the four
[00:19.58]groups here will guess who I'm describing.
[00:22.49]Each correct answer will earn you 20 points
[00:26.10]and each wrong answer will cost you 10 points.
[00:29.61]When I see your hands up.
[00:31.28]I'll ask your group to answer.
[00:33.72]Remember,only the first group to
[00:35.77]put their hands up can answer.
[00:38.18]Now let's start.
[00:40.31]One,He was born is 1706 in Boston,
[00:44.89]He had to stop studying
[00:46.41]when he was 10 years old
[00:48.37]and from then on he taught himself,
[00:51.27]He went to a printing house at the age of 12
[00:54.60]so that he could read many books.
[00:57.32]He was interested in observing1 clouds,
[01:00.02]thunder,and lightening2.
[01:02.18]In 1752,He did a dangerous experiment
[01:05.68]with a kite on a rainy day.
[01:07.73]Okay,Group 4.
[01:10.07]We think he might be Edison.
[01:13.33]Sorry .that's wrong.
[01:15.14]Through this experiment,
[01:16.68]he found the nature of the electricity3
[01:19.09]and invented the lightening rod4.
[01:21.12]Group 2,please.
[01:22.60]He must be Benjamin Franklin.
[01:25.65]Exactly.
[01:27.97]Two,He was an American inventor.
[01:31.51]He was born to a poor family in 1847,
[01:35.68]His mother taught him at home.
[01:38.14]He often observed5 things carefully
[01:40.70]and he liked to ask questions about them.
[01:43.82]He studied very hard
[01:45.34]and made over 1,300 inventions
[01:48.50]during his life time.
[01:50.23]One of his famous inventions was the light bulb
[01:53.64]Any group?Okay,Group 1.
[01:57.42]He must be Thomas Edison.
[02:00.87]Correct.
[02:02.60]Three,He is Chinese,
[02:04.89]He went to a university in Southwest China
[02:08.21]to study farming6 technology.
[02:10.48]He was called "the father of hybrid7 rice."
[02:13.78]Group 1 again.
[02:15.57]That must be Yuan Longping.
[02:18.31]Yes,you're right.Here's your last chance.
[02:22.30]Four.These two brothers were Americans.
[02:25.94]When they were young.
[02:27.26]they started to wonder
[02:28.35]why birds could fly in the sky.
[02:31.09]Then they started to make flying machines.
[02:34.00]Many people ... Yes,Group 2.please.
[02:37.88]We think they must be the Wright brothers.
[02:41.13]They first tried to fly a plane in 1903.
[02:45.12]Yes,you're right,
[02:46.81]Now let's add up the points.
[02:52.21]Exercise 2.1
[02:55.41]One
[02:57.12]It's a small object8
[02:59.40]and it's about 7 to 8 cm long.
[03:02.75]It can be in different colors.
[03:05.26]It is used9 by teachers to write
[03:07.45]on the blackboard.
[03:10.19]Two
[03:12.90]This object is not very big.
[03:15.89]It's round ... and flat,
[03:18.38]It's very thin,It's hard ...
[03:21.07]but it's not very heavy.
[03:23.64]It's made of plastic.
[03:25.71]In the middle of the object
[03:27.65]there is a small ... round hole.
[03:30.41]It is used for storing information or music.
[03:35.38]Three
[03:37.46]It's made of wool10.
[03:39.26]It's long with different colors.
[03:41.82]It can be put around your neck
[03:43.71]and keep you warm.
[03:44.51]


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1 observing mmlzvO     
adj.注意的,留心的v.观察,研究( observe的现在分词 );遵守;(尤指为科学目的的)观察;看到
参考例句:
  • No one seemed to be observing him, but he left at night. 但他还是在夜里离开了。 来自英汉文学 - 嘉莉妹妹
  • I was there too, observing, unrecognized, a stranger among the people. 我也夹在人群中观望着,没有人认出我来,我只是一个陌生人而已。 来自英汉 - 翻译样例 - 文学
2 lightening i1zxU     
n.发光v.使(某物)更明亮( lighten的现在分词 );变得更光明
参考例句:
  • The lightening splintered a tree. 闪电把一棵树劈开了。 来自《现代汉英综合大词典》
  • I saw the lightening split the clouds and heard the thunders following. 我看到闪电撕开云层,听到随之而来的雷声。 来自英语晨读30分(高二)
3 electricity hqJx4     
n.电;电学
参考例句:
  • This room is lighted by electricity.这个房间用电照明。
  • We use electricity to run machines.我们使用电力来运行机器。
4 rod xXex4     
n.钓竿,杆,棒
参考例句:
  • Pass me a bamboo rod.递给我一根竹竿。
  • He heated the iron rod and bent it into a right angle.他将铁棒烧热,将其弯成直角。
5 observed d3d80a2a5002c4975e048a9801d55d2f     
v.观察,研究( observe的过去式和过去分词 );遵守;(尤指为科学目的的)观察;看到
参考例句:
  • Have you observed any changes lately? 最近你注意到什么变化没有?
  • This behaviour is commonly observed among several species of finch. 这种行为常常可以在几种雀科鸣禽中看到。 来自《简明英汉词典》
6 farming ituzIo     
n.农事;耕作
参考例句:
  • He lives by farming.他靠务农过活。
  • He is farming in Africa.他在非洲经营农场。
7 hybrid pcBzu     
n.(动,植)杂种,混合物
参考例句:
  • That is a hybrid perpetual rose.那是一株杂交的四季开花的蔷薇。
  • The hybrid was tall,handsome,and intelligent.那混血儿高大、英俊、又聪明。
8 object qHNxV     
n.物,物体,目标,宾语;v.反对
参考例句:
  • Now he had no object in life.现在他没有生活的目标。
  • I object strongly to the idea.我坚决反对这种主张。
9 used ajBwV     
adj.用旧了的,旧的;习惯于…;过去惯/经常
参考例句:
  • I used to work until nearly 6:00 o'clock each day.我过去常常工作到6:00左右。
  • He used to walk anywhere from two to five miles an hour.他过去经常一小时走二至五英里。
10 wool mfIw9     
n.毛线,毛织品,羊毛
参考例句:
  • I'd like to try on that blue wool coat.我想试穿那件蓝色的毛外衣。
  • Autumn is a lively season for the wool market.秋天是毛织品畅销的季节。

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