Passage 4 Power plant According to the mode of energy…… of capacity should not exceed two.
1. √ Base on energy conversion, power plants are divided into more than 7 categories.
2. × A power plant tries to transform energy source into electric power.
3. √ The power plant generating electricity and supplying steam is called a co-generation plant.
4. × A power net plan for short and medium term is one of factors in selecting a site.
5. √ Two important factors for a new plant plan are fuel supply and ash disposal.
6. × Environmental protection is less considered in building a new power plant.
7. × Water sources and transportation conditions are not needed to consider in selecting a new site.
8. √ The total capacity in a newly scheduled plant arranges from 1200MW to 3600MW.
9. × The number of units exceeds more than six.
10. √ The ranks of capacity should be limited within two.
Passage 13 AustraliaAustralia is a vast continent……,if not months.
1. × Australia is a large country and has a relativel large population
2.√ The majority of people living in Australia are city dwellers3. × The delivery of education services to people living in remote areas is unimaginable for almost a century
4.√ The attempt to provide educational services to distant dwellers did not take place until 19165. × The schoolwork was delivered and returned through sealed roads,regular bus routes and air services in thebeginning
Passage 18 The obama administration’s bank rescue proposal
Among the criticisms of the obama administration’s bank rescue proposal……of us should follow.
1. × The obama administration’s bank rescue proposal is criticized because the amount of money is too huge.
2. × The word "float"(para.3)means "to move without an aim".
3.√According to the author, ordinary Americans don’t have much cash these days .4. × The bailout plan is so complex and risky that the world’s major banks utterly misjudged them.
5.√ The last paragraph indicates that the baiout plan needs support from big investors.
Passage 14 Biomass Biomass is a cost-effective source of energy.……of renewable energy.1.√As a source of energy ,biomass can bring the best possible profits for the lowest possible costs
2.√One of the advantages of using biomass is that it is a convenient medium to store energy3. × Biomass doesn’t produce enough carbon dioxide and is harmless to the environment.
4.√Despite its advantages ,biomass is not suitable for commercial uscs5. × Only trees and crops can be used as biomass-fuels.
Passage 10 Electricity Electricity may be dangerous. …… him away from the power.
1. × Electricity is not dangerous as people think.
2. × Dry wood can carry electricity to the ground.
3. √ Conductors like metal or water can carry electricity to the ground.
4. × Human body is a good conductor because it has 90% water in the body.
5. √ You can use a hairdryer far from bath and water.
6. √ We hands are good conductors for transmitting electricity.
7. √ The best tool to push a shocked person away from the power is to use a non-conductor.
模拟测试3-2 For centuries, in the countries……Land of the White Elephant.
Today, however, the story……very low national priority.
How this reversal from……but sure-footed elephant.
By 1950 the elephant population……a beast of burden declined.
1. What can we know about African elephants from the passage? B.it…hard…
2. Thailand was once called “Land of the White Elephant” because＿B.white…1920s＿＿＿.3. Why is the Thai elephant “out of work”, according to the author? A.bec…owners4. Which of the following statements is true about the elephant population at various times? D.Today…1505. The passage is most probably from＿C.a…report＿＿＿.
Passage 9 Business and risks Marx once quoted a famous saying in …… is written by Carl Marx.
1. √ The work Capitdism is written by Carl Marx.
2. × For 20% profit, capital will take risks.3. √ For 100%, capital dares to break any human laws.
4. × For 200%, capital dares to commit any crime and even risks being hanged.
5. √ The pursuit of profits forces human beings to take any risks.
6. × The pursuit of profit is much more encouraged than the pursuit of friendship.
7. √ There are two ownerships existing in Chinese economy.
8. × Only bright manufacturer or manager can predict the future of his enterprises.
Passage 15 Nuclear radiationNuclear power’s danger to health,.……by its grandparents.
1.√The mystery about nuclear radation may come from the fact that it cannot be detected by human senses2. ×We cannot sense radio activity without a radio receiver
3.√Common radio waves are harmless to human beings and other things .4. × Even at the lowest levels, radiation will cause cancer by killing the healthy cells.
5.√Victims of nuclear radiation may die of cancer years later.
Passage 3 Optical fiber communication Optical fiber communication is a kind of information…… is comparatively higher.
1. √ A kind of information communication is optical fiber communication.
2. × The composite optical fiber ground wire is seldom used in power system.3. √ One of the transmission tasks of the optical fiber main network is to transmit administration telephones frompower system.4. √ Optical fiber communication has been the important communication method in power communicationsystem.5. × Large capacity of communication is not one of the advantages of optical fiber communication.
6. × The communication capacity of optical fiber is indirectly proportion to the carrier frequency.
7. √ The carrier frequency of power line is more than 300KHz.
8. × The carrier frequency of microwave is between 3000MHz and 5000MHz.
9. √ The main problem of the fiber-optic channel is the high price of fiber-optic equipment.
10. × The cables made by optical fiber are not expensive.
Passage 1 Feature of power generation
