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【简答题】
A．The competition for jobs in China's six largest cities is most intense. B．Jobs in China's six largest cities are easy to find. C．Every one is suffered from insomnia to some degree. D．People in the cities are less likely to suffer from insomnia.
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【单选题】The researchers have tested their spray in the lungs.
A.
Right
B.
Wrong
C.
Not mentioned
【简答题】The researchers have conducted an experiment to prove that people will act in emergencies when ______ A) they are in pairs B) they are in groups C) they are alone D) they are with their friends
【单选题】After years of ______ bee dancing, the scientist found that the dances have certain patterns.
A.
gazing
B.
watching
C.
observing
D.
viewing
【简答题】The researchers have just completed a study of driving situations.
【单选题】The researchers have conducted an experiment to prove that people will act in emergencies when______.
A.
they are in pairs
B.
they are in groups
C.
they are alone
D.
they are with their friends
【单选题】Researchers have known for years that animals have a 'clock' somewhere in their brains a control-centre that regulates circadian(生物节奏的) rhythms. Circadian rhythms are the body's daily biological cycle...
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】The sentence in the ninth paragraph, 'researchers are not likely to have anything resembling a blood test for a mental illness soon'means that_____.
A.
mental illness can not be diagnosed by blood test.
B.
there is not a definite criterion for mental illness.
C.
researchers do not like to use blood test.
D.
techniques have gained enough progress but are still not enough for mental illness.
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