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单项选择题

It can cause a hip or wrist ______ from a simple fall, and it decreases life expectancy because it is the leading cause of accidental death in people aged forty-five to seventy-four.

A.fraction
B.segment
C.fragment
D.fracture
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单项选择题 Profitable for 35 ______ years, Secom has a 60% share of the domestic market and is also. expanding abroad.

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