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step by step 第三册 lesson 84

时间：2006-12-24 16:00:00

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（单词翻译）

Lesson 84 Part Ⅰ

Lesson 84

Part Ⅰ  Warming-up Exercises

Numbers: Numbers in News Items

1. A record number of shares, almost _____ were traded

Tuesday on the New York Stock Exchange.

2. Trading was heavy again Friday on the New York Stock Exchange. About _____ shares were traded, a number second only to the record _____ shares traded Wednesday.

3. Manufacturers' Hanover Trust Company of New York and the First National Bank of Chicago both reduced their prime rate _____ to _____.

4. President Reagan has announced that the Soviet1 Union will be permitted to buy as much as _____ tons of American grain in the next twelve months.

5. The World Bank has approved a _____ dollar loan to the Ivory Coast.

6. The Japanese government has decided2 to lend more than _____ dollars to China this year.

7. Japan's cabinet has approved a proposed budget plan for next year. The _____ dollar budget will reduce total spending. Military spending will be increased _____.

 

Score: _____


Lesson 84 Part Ⅱ

Lesson 84

Part Ⅱ  News

 

Exercises:

(News Item 1)

Ⅰ. This news item is an analysis of                    .

Ⅱ. 1. _____ will become a major economic power in _____.

2. _____ has already replaced _____ as _____ major trading partner.

3. _____ now is the world's third leading financial market behind _____ and _____.

(News Item 2)

Ⅲ. This news item is about __________________

               on the New York Stock Exchange.

Ⅳ. 1. _____ shares were traded Monday on the New York Stock Exchange.

2. Last Wednesday a record _____ shares were bought or sold.

3. The Dow-Jones average of industrial stocks was up more than _____ today, and more major banks in the United States have reduced their prime lending rates to _____.

Lesson 84 Part Ⅲ

Lesson 84

Part Ⅲ                            Science Report

---- Use Of Laser In Heart Surgery

 

Exercises

Ⅰ.1.______________________________

2. _________________________________

3.__________________________________

II. Arteriosclerosis is the _____ and _____ of the arteries3 that carry __________ When a person suffers from severe arteriosclerosis, fatty materials _____in his or her arteries. This _____ blocks ________,reducing ________. If the heart's blood supply becomes dangerously _____ or completely by a blood clot4, the patient will have _______.

Ⅲ. 1. The laser light travels through the tube to destroy the blood clots5 and fat.

2. A cut is made through the patient's skin into the blocked heart artery6.

3. The tube containing fibers7 of g1ass reaches the blocked area.

4. A plastic tube is placed through the cut into the heart artery.

 

 

 
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1 Soviet Sw9wR     
adj.苏联的，苏维埃的；n.苏维埃
参考例句：
  • Zhukov was a marshal of the former Soviet Union.朱可夫是前苏联的一位元帅。
  • Germany began to attack the Soviet Union in 1941.德国在1941年开始进攻苏联。
2 decided lvqzZd     
adj.决定了的，坚决的；明显的，明确的
参考例句：
  • This gave them a decided advantage over their opponents.这使他们比对手具有明显的优势。
  • There is a decided difference between British and Chinese way of greeting.英国人和中国人打招呼的方式有很明显的区别。
3 arteries 821b60db0d5e4edc87fdf5fc263ba3f5     
n.动脉( artery的名词复数 )；干线，要道
参考例句：
  • Even grafting new blood vessels in place of the diseased coronary arteries has been tried. 甚至移植新血管代替不健康的冠状动脉的方法都已经试过。 来自《简明英汉词典》
  • This is the place where the three main arteries of West London traffic met. 这就是伦敦西部三条主要交通干线的交汇处。 来自《简明英汉词典》
4 clot nWEyr     
n.凝块；v.使凝成块
参考例句：
  • Platelets are one of the components required to make blood clot.血小板是血液凝固的必须成分之一。
  • The patient's blood refused to clot.病人的血液无法凝结。
5 clots fc228b79d0fbd8618ecc4cda442af0dd     
n.凝块( clot的名词复数 )；血块；蠢人；傻瓜v.凝固( clot的第三人称单数 )
参考例句：
  • When you cut yourself, blood clots and forms a scab. 你割破了，血会凝固、结痂。 来自《简明英汉词典》
  • Milk clots when it turns sour. 奶变酸就凝块。 来自《现代英汉综合大词典》
6 artery 5ekyE     
n.干线，要道；动脉
参考例句：
  • We couldn't feel the changes in the blood pressure within the artery.我们无法感觉到动脉血管内血压的变化。
  • The aorta is the largest artery in the body.主动脉是人体中的最大动脉。
7 fibers 421d63991f1d1fc8826d6e71d5e15f53     
光纤( fiber的名词复数 )； （织物的）质地； 纤维，纤维物质
参考例句：
  • Thesolution of collagen-PVA was wet spined with the sodium sulfate as coagulant and collagen-PVA composite fibers were prepared. 在此基础上，以硫酸钠为凝固剂，对胶原-PVA共混溶液进行湿法纺丝，制备了胶原-PVA复合纤维。
  • Sympathetic fibers are distributed to all regions of the heart. 交感神经纤维分布于心脏的所有部分。

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