单项选择题

What is the leading cause of hospital treatment for people aged sixty-five and older in U.S.

A．High blood pressure.
B．Car accident.
C．Heart failure.
D．Lung cancer.
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单项选择题
What did Eugene call his project
A．Future America.
B．Hope Project.
C．For Children.
D．I Have A Dream.
单项选择题
A．byB．inC．withoutD．with
A．by
B．in
C．without
D．with
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