单项选择题

A．1970.
B．1917.
C．1930.
D．1972.
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单项选择题
A．By bus.B．On foot.C．By bike.D．By plan
A．By bus.
B．On foot.
C．By bike.
D．By plan
填空题
The old saying referred to in the passage tells us that apples can take the place of doctors.
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