What Is a Dream?【什么是梦】 For centuries, people have wondered about the strange things that they dream about. Some psychologists say that this nighttime activity of the mind has no s...

阅读理解 Sports star Yao Ming 【运动明星姚明】 If Yao Ming is not the biggest sports star in the world, he is almost certainly the tallest. At 2.26m, he is the tallest player in the ...

概括大意与完成句子 Tunguska Event 1 A hundred years ago this week, a gigantic explosion ripped (撕裂) open the day y above a forest in western Siberia, leaving a scientific riddle th...

阅读判断 Time to Stop Traveling by Air Twenty-five years ago a young British man called Mark Ellingham decided that he wanted a change of scenery. So he went to Australia, stopping o...

词汇选项 1. All houses within 100 meters of the seas are at risk of flooding. A. In danger B. out of control C. between equals D. in particular 2. The course gives you basic ...

完形填空 An Early Form of Jazz Music【爵士乐的早期形式】 Music comes in many forms; most countries have a style of their own. At the turn of the last century, _____(51)jazz was born ...

Sauna【桑拿浴】 Ceremonial(仪式性的)bathing has existed for thousands of years and has many forms, one of which is the sauna. The Finns have perfected the steam bath, or sauna, which may...

阅读理解 Don’t count on dung Conservationists (自然保护主义者) may be miscalculating the numbers of the threatened animals such as elephants, say African and American researche...

词汇选项 1.【题干】Only people over 18 are eligible to vote. A.honest B.qualified C.enabled D.clever 2.【题干】The latest car model embodies the new researc...

Gorillas have a word for it Koko is the first gorilla to have been taught sign language (a way of communicating by using hands and fingers rather than speech). With a vocabulary of more...