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Each year there is an increasing number of cars on roads and streets as millions of new cars and trucks are produced. One out of every six Americans works at putting together the parts of cars, driving trucks, building roads or filling cars and trucks with gas.
Most Americans would find it hard to imagine what life would look like without cars. . The polluted air becomes poisonous and dangerous to health.
. That’s what several of the large car factories have been trying to do. But to build a clean car is easier said than done. Progress in this field has been slow.
Another way is to take the place of the car engine by something else. . Many makers believe that it will take years to develop a practical model that pleases man.
To prevent the world from being polluted by cars, we’ll have to make some changes in the way many of us live. Americans, for example, have to cut down on the number of their total cars. They are encouraged to travel and go to work by bicycle. Bicycling is thought to help the air clean. But this change does not come easily. A large number of workers may find themselves without jobs if a car factory closes down. .
Although cars have led us to a better life, they have also brought us new problems.
A.Thus the problem of air pollution would become less important than that of unemployment.
B. Americans know cars very well.
C. However, some have realized the serious problems of the air pollution that is caused by cars.
D. One way to get rid of the polluted air is to build a car that does not pollute.
E. However, the number of vehicles has continued to increase in recent years.
F. Americans won’t live without cars!
G. Inventors are now working on steam cars as well as electric cars.
查看习题详情和答案>>Every year 2.2 million tons of oil are spilled ( 散落,溅出 ) into the ocean. Actually, this only amounts to a small percentage of the total 1.6 billion tons of oil shipped around the world each year.However, this spilled oil has terrible effects on ocean life, including the coastlines where the off washes up onto shore. Some of the largest spills in history were caused by oil tankers running into each other or by an oil tanker sailing into shallow water and hitting the bottom of the ocean.
After these spills, officials try to discover who or what was at fault to help prevent similar accidents in the future.
One of the worst oil spills in history occurred along the Alaskan coastline in 1989. In this accident, 42,000 tons of oil spilled from a tanker which resulted in terrible damage to this sensitive natural area. In this spill, the tanker's captain, who was tired from overwork and drinking alcohol, had gone to___________. He gave control of the ship to the third mate. The third mate was unfamiliar with the path the ship took, and he ran the ship onto Blighe Reef. Blighe Reef is a natural underwater rock wall near the Alaskan coast. Damaged by the reef, the ship leaked oil out into the ocean. More than 1,600 kilometers of coastline were affected by the oil spill. Some scientists who studied nature in the area guessed that 580,000 birds and 5,500 otters died when the oil from the spill covered their skin. As well, smaller shellfish and other sea creatures were later eaten by seals, whales, and other animals. The most oil ever spilled was actually dumped on purpose as an act of ecological warfare. The term ecological warfare means to fight by doing harm to nature in the area under attack. In 1990, Iraq sent soldiers into Kuwait and set off the Persian Gulf War. As part of the Iraq war plan,900,000 tons of oil were let out into the Persian Gulf Way Iraq. This oil covered 1,500 square kilometers of water in the Persian Gulf. The oil also damaged 650 kilometers of the coastline of both Kuwait and Saudi Arabia. In some places, oil floating on the water was measured to be 43 centimeters thick. Water birds, water plants, and baby fish were all seriously affected by the oil. The long-term effects of this act on the food chain in the area are bound to cause problems tar into the future.
71.What’s the best title of the passage?
_________________________________________________________________________
72.Which sentence in the passage is the closest in meaning to the following one?
Officials make efforts to do research into the oil spill accidents and don’t want to see the similar things happen again in the future
___________________________________________________________________________
73.Please fill in the blank in the passage with proper words or phrases to complete the sentence.(within ten words)
____________________________________________________________________________
74.What do you think of the oil spill accident happening in 1990 in the Persian Gulf ?(within 30 words)
_________________________________________________________________________________________________________________________________________________________
75.Translate the underlined sentence into Chinese.
___________________________________________________________________________
查看习题详情和答案>>Every day we experiencc one of the wonders of the world around us without even realizing it It is not the amszing complexity of television. Nor the impressive tcchnology of transport The universal wonder we share and
Experience is our ability to make noises with our mouths, and so transmit ideas and thoughts to each other’s minds. This ability comes so naturally that tend to forget what a miracle(奇迹)it is.
Obviously, the ability to talk is something that marks humans off from animals. Of course, some animals have powers just as amazing. Birds can fly thousands of miles by observing positions of the stars in the sky in relation to the time of day and year. In Nature’s went show, humans are a species of animal that have deve pod their own special act. If we reduce it to basie ferms, it’s a ability for communicating information to ther by varying sounds we make as we breathe out.
Not the to don’t have other powers of communication. Our facia. expressions convey our emotions, such as anger, or jout or disappointment. The way we hold our beads can indicate to others whether we are happy or sad. This is so-called “body language”. Bristling(直立的)fur is an unmistakable warning of attack among many animals. Similarly, the bowed bead or drooping tail shows a readiness to take second place in any animal gathering.
Such a means of communication is a basic mechanism that animals, including human beings, instinctively acquire and display. Is the ability to speak just another sort of instinct? If so, how did human beings acquire this amazing skill? Biologists can readily indicate that particular area of our brain where speech mechanisms function, but this doesn’t tell us how that part of our bodies originated in our biological history.
1.According to the passage, the wonder we take for granted is_________.
A.our ability to use language
B.the miracle of technology
C.the amazing power of nature
D.our ability to make noises with mouth
2.What feature of “body language”mentioned in the passage is common to both humans and animals?
A.Lifting beads when sad.
B.Keeping long faces when angry.
C.Bristling hair when ready to attack.
D.Bowing heads when willing to obey.
3.What can be inferred from Paragraph 3?
A.Body language is unique to humans.
B.Animals express emotions just as humans do.
C.Humans have other powers of communication.
D.Humans are no different from animals to some degree.
4.This pastge is mainly about________________.
A.the development of body language
B.the special role humans play in nature
C.the power to convey information to others
D.the difference between humans and animals in language use
查看习题详情和答案>>Every day 25 million U.S. children ride school buses. The safety record for these buses is much better than for passenger cars; but nevertheless, about 10 children are killed each year riding on large school buses, and nearly four times that number are killed outside buses in the loading zones. By and large, however, the nation’s school children are transported to and from school safety.
Even though the number of school bus accidents is not large, the safety of children is always of intense public concern. While everyone wants to see children transported safely, people are divided about what needs to be done-particularly whether seat belts should be compulsory.
People in favour of seat belts on school buses-many of them parents and medical organizations-argue that seat belts are necessary not only to reduce fatality and injury, but also to teach children lessons about the importance of using them routinely in any moving vehicle. A side benefit, they point out, is that seat belts help keep children in their seats, away from the bus driver.
People who object to seat belt installation suggest that children are already well protected by the school buses that follow the Nation Highway Traffic Safety Administration’s (NHTSA) safety requirements set in 1977. They also believe that many children won’t wear seat belts anyway, and that may damage the belts or use them as weapons to hurt other children.
A new Research council report on school bus safety suggest that there are alternate safety devices and procedures that may be more effective and less expensive. For example, the study committee suggested that raising seat backs four inches may have the same safety effectiveness as seat belts.
The report sponsored by the Department of transportation at the request of Congress, re
views seat belts extensively while taking a broader look at safety in and around school buses.
According to the passage, who has the greatest degree of control of the school buses “safety”?
A.A new Research Council. B.The Department of Transportation.
C.The Medical Organization. D.National Highway Traffic Safety Administration.
It may be inferred from this passage that . .
A.many of the opponents(反对者) of seat belt installation are parents and officials of the Department of Transportation
B.proposals of seat belts on school buses would be seriously considered
C.an alternate safety device (raising seat backs four inches) may be taken into consideration
D.The Department of Transportation may either take the idea of seat belts or other measures when it reviews the whole situation
The title below which best expresses the idea of the passage is“”.
A.Making School Buses Even Safer for Children B.Seat Belts Needed on School Buses
C.Alternate Safety Devices and Procedures D.Safety in and around School Buses
查看习题详情和答案>>Every morning my friend would stop on the way to work to have a quick breakfast with her 8-year-old son. Then she 36 him off at school. They ate the same thing every morning: an egg sandwich, juice, coffee for her, and milk for him.
One day she ordered a(n) 37 breakfast. Once they finished eating and were heading out of the door, she 38 , said good morning to a homeless man sitting outside of the 39 , and gave him the breakfast she had ordered for him. He 40 her, telling her it was his first meal during the last several 41 . She couldn’t help but feel 42 and was glad she finally took 43 .
She told her son that she had seen the man every day that week there and that 44 , herself included, had offered him 45 , support, food, or drink. She 46 explained that homelessness could happen to anyone and that it was important to 47 needy people.
So her “Tradition of Kindness” 48 . Each day she and her son went on to 49 the homeless man breakfast. The 50 was kept until they moved away several years later, 51 the experience was firmly put into her son’s mind.
My friend 52 every time she tells me that this “Tradition of Kindness” goes on with her son, who remembers this 53 tradition. Now working in a company, her son stops every morning at Starbucks for a coffee and offers a homeless person a breakfast before going to the 54 .
What a great tradition that he can 55 to his children as well!
A. sent B. dropped C. called D. drove
A. light B. expensive C. ordinary D. extra
A. stopped B. escaped C. backed D. hid
A. shop B. market C. hotel D. restaurant
A. recognized B. refused C. thanked D. found
A. days B. minutes C. months D. weeks
A. cold B. good C. strange D. nervous
A. action B. time C. care D. effect
A. everyone B. someone C. no one D. anyone
A. education B. information C. comfort D. safety
A. again B. further C. once D. first
A. contact B. encourage C. follow D. help
A. began B. existed C. failed D. changed
A. win B. buy C. show D. award
A. promise B. agreement C. order D. practice
A. although B. so C. but D. because
A. cries B. jumps C. jokes D. smiles
A. school B. childhood C. youth D. adulthood
A. office B. cinema C. store D. library
A. connect B. relate C. pass D. move
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