英语单选

1. As people’s living standards improve, the health and beauty business is f lourishing with more sophisticated products than ever bef ore.
2. The percentage of older persons is relatively low in developing countries, but it is growing much f aster than in the West.
3. makers of consumer electronics will pay f or environmental sanitation services to collect and dispose of used ref rigerators ,computers, and televisions under the new rules.
4. As some of the rules concerning f oreign trade ran cont rary to the principles of the WTO, the government decided to abolish them as soon as possible.
5. As the semester is drawing to an end, the student union is calling on all the students to resist the temptation to cheat on exams.
6. In the last f ew years, the Internet and the World Wide Web have become household words; almost everyone has heard of them..
7. V icki never worried or hesitated about anything, she just went f or it and almost always got whatever she wanted.
8. The reason 800 million people go hungry today is not that there isn’t enough f ood in the world, but that these people cannot get the f ood anyway.
9. As she matured as an artist, she came to realize that “all artists are a product of their culture.
10. My son f ailed to come back home last night . This morning the police came to our house and conf irmed my worst f ear that he
was injured in a car accident.
11. Because of the mad cow disease, the European Union imposed a worldwide ban on British beef and beef product exports.
12. The exhibition at the Shanghai Science and Technology Center f eatures such endangered animals as the giant panda and the
Siberian tiger and describes the work being done to protect them.
13. A Computer f ile is collection of electronic data, used to organize the storage and processing of data by computer.
14. To protect the environment, scientists and engineers are researching ways to generate electricity more cheaply f rom such
renewable energy sources as the wind and sun.
15. In social dancing, participants dance f or their own pleasure rather than f or the entertainment of an audience.
16. Wireless waste f rom cell phones, pocket PCs, and music players pose special problems because they have toxic chemicals in
batteries and other components.
17. Scientists have discovered many plants orbiting distant stars, all are unf riendly to lif e.
18. A healthy and better –educated new generation is a guarantee f or sustainable economic and social development of all countries.
19. Parks and open spaces are essential to the quality of in dense urban areas such as New Y ork City .
20. My trip to the small village under the control of the enemy f ire was f ull of del ays and diff iculties, but I eventually made it.
21. For traditional Chinese painters, f ame and f ortune com e late, and it is not unheard of f or artists to hold their f irst exhibitions when
they are over seventy years old.
22. A remote-controlled bomb exploded outside a hotel near the town square yesterday, injuring at least 12 people.
23. When energy is converted f rom one from to another, some energy is always lost as heat. In other words ,no energy conversion is
ever 100% eff i cient.
24. While f reshman are considered part of the academic elite, some of them appear to lack common sense when it comes to f ollowing
traff ic regulations.
25. A man who is good enough to shed his blood f or his country is good enough to be given a f air deal af terwards.
26. NASA’s Mars program was set back when two spacecraf t failed up reaching Mars, one up in the planet’s atmosphere
and the other af ter a sof tware failure,.
27. Af ter a very busy schedule in the past two months, Kenneth plans to take things f or a while .
28. I just wonder if it ever occurred to you that you could have your own enterprise and run it yourself when you were still a student.
29. Bicycle riders want the city government to set aside special lanes f or bicycles on some of the m ain streets, but enough they have got
some supporters, not everyone likes the idea.
30. It can be said without exaggeration that on part of the United States is not easily accessible by car, by train, or by air, and by all
the three of them.
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