[单项选择]Scientists discovered that people's emotions are______.
A. controlled by their facial expression
B. influenced by their facial expression
C. identical with their facial expression
D. contrary to their facial expression

[单项选择]Scientists discovered that people's emotions are ______
A. controlled by their facial expression
B. influenced by their facial expression
C. identical with their facial expression
D. contrary to their facial expression

[单项选择]Scientists have discovered in the past few years that ______.
A. the exposure of DNA to the public is unnecessary
B. the tiny cell in DNA is a neat little machine
C. man actually knows nothing about DNA
D. man has much to learn about DNA

[单项选择]To study animal emotions, scientists should
A. set up improved and refined skillful experiments.
B. analyze human emotional.
C. distinguish what is emotional and what is conditioned.
D. learn from animal behaviorists.

[单项选择]Chinese scientists moved people away from the coming quake zone after noticing the strange behavior of some animals and physical changes in earth.

[单项选择]Scientists are responsible for people who hold harmful beliefs about human nature because ______.
A. the theories of scientists are used as justification for such harmful beliefs
B. only through science can these people be refuted
C. they have an obligation to correct their mistakes
D. scientists are the ones who know the true nature of humankind

[单项选择]Scientists, like other people, are always pleased to have their own ideas ______.
A. validating
B. to be validated
C. validated
D. being validated

[单项选择]According to scientists, people sneeze because_______.
A. they are ill
B. to sneeze is human nature
C. they do not need any conscious help
D. there are unwanted things in their noses

[单项选择]The scientists wanted to keep people ______ about the breakthrough in their experiment.
A. inform
B. informed
C. informing
D. to inform

[单项选择]According to some scientists, what kind of people can benefit most from Tai Chi
A. Healthy but relatively inactive old people.
B. Active but relatively unhealthy old people.
C. Frail old people, just released from hospital.
D. Energetic young people.

[单项选择]As ordinary people, scientists are by no means more honest or ______ than other people, but as scientists, they attach special value to honesty while they are in their working sphere.
A. ethical
B. ethnic
C. aesthetic
D. esthetic

[单项选择]Emotions are significant for man ' s survival and adaptation because ______.
A. they provide the means by which people view the size or shape of objects
B. they are the basis for the social feeling of agreement by which society is maintained
C. they encourage people to perform dangerous achievements
D. they generate more love than hate among people

[单项选择]

[听力原文]11-15
Many people have discovered that (Q11) hobbies can be profitable as well as fun. Some people have fine collections of bottles, flags, stamps or even match boxes. (Q12) Painting, writing and taking photographs are examples of hobbies that may become occupations, Every writer, artist and photographer probably started as a hobbyist before becoming a professional. Many doctors believe that hobbies help to (Q13) make our lives more enjoy- able. They believe that people who raise fish or collect re cords are too busy to spend their time worrying. Doctors al so think (Q14) that an active person, such as a football player, should have a restful hobby such as reading, while (Q15) a person who sits at a desk all day should have a lively hobby such as tennis, golf or swimming. Most people in the United States agree with ,the doctors. It is difficult to find an American who does not have a favorite hobby.

Rod did nothing but（）trick on me.
A. playing
B. to play
C. to playing
D. play