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C develop poor health
D have difficulty getting food
42 Which of the following about the international scientists' study is NOT true?
A They compared zoo elephants with wild elephants.
B They analyzed the records of the elephants kept in zoos.
C The zoo-born elephants they studied are kept in European zoos.
D They kept detailed records of all the elephants in their care.
43 It was found that, compared with female wild elephants, female zoo-born elephants
A lived longer.
B grew up faster.
C died much earlier.
D enjoyed the same life spans.
44 One of the possible reasons for the Zoo-raised elephants' problems is that
A they do not get enough exercise.
B they do too much exercise.
C they live in large herds.
D they do not live in family groups.
45 It can be inferred from the last paragraph that
A Zoo-born elephants should be looked after more carefully.
B Zoos should keep more animals except elephants.
C It may not be a wise policy to keep elephants in the zoo.
D Elephants are no longer an endangered species.
第5部分：补全短文（第46-50题，每题2分，共10分）
下面的短文有5处空白；短文后有6个句子，其中5个取自短文，请根据短文内容将其分别放回原有位置，以恢复文章原貌。
Flying into History
When you turn on the television or read a magazine, celebrities (名人) are everywhere. Although fame and the media play such major roles in our lives today, it has not always been that way. ____ (46) Many historians agree that Charles Lindbergh was one of the first major celebrities, or superstars.
Lindbergh was born in Detroit, Michigan, in 1902, but he grew up in Little Falls, Minnesota. As a child, he was very interested in how things worked, so when he reached college, he pursued a degree in engineering. At the age of 20, however, the allure(诱惑) of flying captured Lindbergh's imagination. ____ (47) Soon after, Lindbergh bought his own plane and traveled across the nation performing aerial stunts(空中特技).
In 1924, Lindbergh became more serious about flying. He joined the United States military and graduated first in his pilot class. ____(48)
During the same time, a wealthy hotel owner named Raymond Orteig was offering a generous award to the first pilot who could fly nonstop from New York City to Paris, France. The Orteig Prize was worth $25, OOO - a large amount even by today's standards.
Lindbergh knew he had the skills to complete the flight, but not just any plane was capable of flying that far for that long. ____ (49)
On May 20, 1927, Charles Lindbergh took off from Roosevelt Field in New York City and arrived the next day at an airstrip (简易机场) outside Paris. Named in honor of the sponsor, The Spirit of St. Louis carried Lindbergh across the Atlantic Ocean and into the record books. He became a national hero and a huge celebrity.
When he returned to the United States, Lindbergh rode in a ticker-tape (热烈的) parade held to celebrate his accomplishment. was even named for Charles Lindbergh-the kept at the Smithsonian Institute's National Air ____ (50) A very popular dance Lindy Hop. Today, The Spirit of St. Louis is and Space Museum in Washington, D.C.
A Eighty years' ago, radio and movies were just beginning to have that kind of effect on Americans.
B Working with an aviation company from San Diego, California, and with financial help from the city of St. Louis, Lindbergh got a customized (定制的) airplane that could make the journey.
C He also received a Medal of Honor, the highest United States military decoration.
D He quit school and moved to Nebraska where he-learned to be a pilot.
E His childhood was not full of fond memories.
F Lindbergh used this additional training to get a job as an airmail pilot, flying out of St Louis, Missouri.
第6部分：完形填空（第51-65题，每题1分，共15分）
下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。
Smoking Can Increase Depressive Symptoms in Teens
While some teenagers may puff on cigarettes to "self-medicate" against the blues, scientists at the University of Toronto1 and the University of Montreal have found that smoking may actually (51) depressive symptoms in some teens.
"This observational study is one of the few to examine the perceived (52) benefits of smoking among teens," says lead researcher Michael Chaiton, a research associate at the Ontario Tobacco Research Unit of the University of Toronto." (53) cigarettes may appear to have self-medicating effects or to improve mood, in the long 54 we found that teens who started to smoke reported5 higher depressive symptoms."
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