step by step 第三册 lesson 84
时间：2018-12-27 作者：英语课 分类：英语听力入门 (全四册)
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 Soviet 1 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 decided 2 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 arteries 3 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 clot 4, the patient will have _______.
Ⅲ. 1. The laser light travels through the tube to destroy the blood clots 5 and fat.
2. A cut is made through the patient's skin into the blocked heart artery 6.
3. The tube containing fibers 7 of g1ass reaches the blocked area.
4. A plastic tube is placed through the cut into the heart artery.
- 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。
- 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。
- 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》
- 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。
- 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》
- 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。
- 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。