heard of it. No wonder David Seabury said in his book How to Worry Successfully: "We come to maturity with as little preparation for the pressures of experience as a bookworm asked to do a ballet." The result? More than half of our hospital beds are all occupied by people with nervous and emotional troubles.

I looked over those twenty-two books on worry on the shelves of the New York Public Library. In addition, I purchased all the books on worry I could find; yet I couldn't discover even one that I could use as a text in my course for adults. So I decided to write one by myself.

8. What made the writer realize one of the adults' biggest problems?

A. His wide reading. B. His practical survey.

C. His students' real situation. D. His scientific research.

9. The writer went to New York's great public library with the purpose of .

A. getting a book for his teaching

B. finding some material for his new book

C. obtaining some information for his research

D. borrowing some books on worms for his students

10. What do David Seabury's words in Paragraph 3 show?

A. Worry is extremely common. B. We lack knowledge of worry.

C. We show no interest in worry. D. Worry can hardly be controlled.

11. What's the author's purpose of writing the passage?

A. To warn us of the possible danger of worry. B. To persuade us to get rid of worry.

C. To explain why he wrote a book on worry. D. To tell us how to conquer worry.

　　We hope you've finally made your peace with Pluto being downgraded from a planet to an ice dwarf (冰矮星)，because we have some more jarring news for you: It seems your teachers may have been wrong about the number of continents on the earth，too.

Earlier this year, scientists published a report in the journal of the Geological Society of America detailing an eighth continent called Zealandia, roughly the size of India and almost completely hid itself under the Pacific Ocean east of Australia. Covering all of New Zealand as well as several nearby islands, Zealandia likely spent the best of its above-water days as part of the supercontinent Gondwana before fragmenting off Australia and Antarctica some 80 million years