[单项选择]

Rarely do major diseases have a single cause. They are usually the result of a complex interaction between many factors, including genetic, environmental and lifestyle components. Many media reports, however, can tead us to believe that if we gave up something that we might otherwise enjoy, we could completely escape that particular affliction.
Clearly, this is not the case. Vegetarians die of cancer of the colon (结肠). Teetotallers die of liver complaints, including cirrhosis (硬化). People who never go out in the sun contract skin melanomas (黑素瘤). Always, there are other factors at work than the single element being examined in a scientific study.
Quite often the alleged benefits of a particular nutritional element are the result not so much of the element itself but of the lifestyle and general diet of the people who consume it most. People who eat lots of "healthy" foods, including fiber, carrots, broccoli etc. , also tend to drink less alcohol, take mo
A. the colon is sensitive to vegetables
B. people should eat different kinds of vegetables rather than one
C. colon cancer is not tied to a particular food
D. colon cancer is caused by a single unknown cause

[单项选择]Rarely do major diseases have a single cause. They are usually the result of a complex interaction between many factors, including genetic, environmental and lifestyle components. Many media reports, however, can tead us to believe that if we gave up something that we might otherwise enjoy, we could completely escape that particular affliction.
Clearly, this is not the case. Vegetarians die of cancer of the colon (结肠). Teetotallers die of liver complaints, including cirrhosis (硬化). People who never go out in the sun contract skin melanomas (黑素瘤). Always, there are other factors at work than the single element being examined in a scientific study.
Quite often the alleged benefits of a particular nutritional element are the result not so much of the element itself but of the lifestyle and general diet of the people who consume it most. People who eat lots of "healthy" foods, including fiber, carrots, broccoli etc. , also tend to drink less alcohol, take more exercise, avoid
A. A particular disease is associated with a single cause.
B. We should enjoy as many things as possible.
C. We can never understand how different factors interact to cause a disease.
D. A disease is caused more by genes than by lifestyles.

[填空题]Fred: Do you have a single room with a bathroom for, tomorrow night, please Mary: ______

[单项选择]Two major findings have emerged from these researches. Firstly, the greater part of the development of observed intelligence occurs in the earliest years of life. It is estimated that 50 percent of measurable intelligence at age 17 is already predictable by the age of four. Secondly, the most important factors in the environment are language and psychological aspects of the parent-child relationship. Much of the difference in measured intelligence between "privileged" and "disadvantaged" children may be due to the latter’s lack of appropriate verbal stimulation and the poverty of their perceptual experiences.
The paragraph mainly talks about
A. observed intelligence occurs in the earliest years of life.
B. the importance of language and psychological aspects of the parent-child relationship.
C. the two major findings from the recent researches on intelligence.
D. lack of appropriate verbal stimulation leads to children’s disadvantage in intelligenc

[单项选择]

[听力原文]6-7
M: Excuse me, do you have a single room
W: Yes, we do.
M: What do I get in the single room
W: It has bath and shower, TV set, radio, carpet. You name it.
M: And... un... breakfast
W: No breakfast. There is a restaurant next to the hotel
M: I see. How much is breakfast
W:＄5.
M: How much is the room
W: ＄ 65.
M: Fine. Could I check in

What kind of room will the man have （）
A. A single room without bath and shower.
B. A double room with bath and shower.
C. A double room without bath and shower.
D. A single room with bath and shower.