第四部分 阅读理解 阅读下面的短文，每篇短文的后面有五个问题，每个问题有四个选答案。请根据短文的内容选择最佳答案。Inspecting a Used CarThe scaries...

Aspirin—a New Miracle Drug 1. Using aspirin, an over-the-counter pill on sale every supermarket without a prescription, to treat seri...

Surgery Involving the Heart 1. The heart-lung machine (pump-oxygenator) is a valuable addition to the modern operating room. This mach...

How We Form First Impression 1. We all have first impression of someone we just met. But why? Why do we form an opinion about someone ...

Icy Microbes 1. In ice that has sealed a salty Antarctic lake for more than 2,800 years, scientists have found frozen bacteria and alg...

Smoke Gets in Your Mind 1. Lung cancer, hypertension, heart disease, birth defects—we are all too familiar with the dangers of smokin...

Screen Test 1. Every year millions of women are screened with X-rays to pick up signs of breast cancer. If this happens early enough, ...

English and English Community 1. There is no denying that English is a useful language. The people who speak English today make up the...

Heartbeat of America1. New York—the Statue of Liberty, the skyscrapers, the beautiful shops on Fifth Avenue and the many theaters on Broadw...

A Baby’s Growth1. To describe a baby's growth, the old saying “one thing leads to another” should really read, “one thing leads to an ex...

Optimists Really Do Live Longer, Say Scientists1. For the philosopher Arthur Schopenhauer optimism was fundamentally wrong, banal and corrup...

The Mir Space Station1. The Russian Mir Space Station, which came down in 2001 at last after 15 years of pioneering the concept of long-term...

Watching Microcurrents Flow We can now watch electricity as it flows through even the tiniest circuits. By scanning the magnetic fi...

Tests Show Women Suited for Space Travel（理工类） Between 1997 and 1981, three groups of American women, numbering 27 in all, betwee...

2008年职称英语考试概括大意和完成句子习题汇总2008年职称英语考试概括大意和完成句子习题(一)2008年职称英语考试概括大意和完成句子习题(二)2008年职...

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2008年职称英语考试阅读判断习题汇总2008年职称英语考试阅读判断习题(一)2008年职称英语考试阅读判断习题(二)2008年职称英语考试阅读判断习题(三)2008...

2008全国职称英语考试B级单词精选全国职称英语考试B级单词精选(一)全国职称英语考试B级单词精选(二)全国职称英语考试B级单词精选(三)全国职称英语考试...

Mobile Phones Mobile phones should carry a label if they proved to be a dangerous source of radiation, according to Robert Bell, ...

Tuberculosis Kills 1, 000 People a Day in Asia（卫生类） World Health Organization (WHO) officials recently urged Asia-Pacific govern...