单项选择题
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A.Because she thinks the man is seriously ill.
B.Because the man can get immunized there for free.
C.Because all the service is free of charge in the university health center.
D.Because the vaccine has been invented there recently.
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单项选择题
We learn from the passage that coordinated efforts will be made by various U.S. government agencies to .
A.refuse the renewing of expired visas
B.ward off terrorist suspects at the border
C.prevent the forgery of immigration papers
D.limit the number of immigrants to the U.S.
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单项选择题
A.Hurry to the conference.B.Skip the conference.C.Take the subway.D.Take a bus.
A.Hurry to the conference.
B.Skip the conference.
C.Take the subway.
D.Take a bus.
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