In the last paragraph,the expression".., patients are on their own" most probably means
A. patients are alone when they are in hospital.
B. patients will try their luck on their doctors' health.
C. patients will have some problems related to them, rather than other people.
D. patients will make their decisions for themselves.
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According to Wilson, Chevron intends to transfer its employees chiefly to
A. find a safer place for both business and living.
B. protect the company from other possible storms.
C. maintain the number of their employees.
D. downtown New Orleans is no longer a business center.
It can be inferred from the passage that
A. the U.S. legislators are alarmed about sleep-deprived doctors.
B. the doctors should sleep much more than the ordinary people,
C. the U.S. government as well as many ordinary people never pays enough attention to the problems.
D. at the very beginning, the doctors insist that their sleep problems will lead to serious consequences.
A．rather thanB．butC．andD．in order to
A. rather than
B. but
C. and
D. in order to
The 1990s' decision led Shell to
A. reduce its reserve.
B. start new projects.
C. shrink its assets.
D. lower the prices of oil.
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