An increase in the price of medicine has ______ the rising cost of medical care.
A.contributed to
B.brought up
C.burst into
D.resulted from
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A解析试题分析：考查动词短语：
A. contributed to贡献，有助于，捐献，
B. brought up抚养，
C. burst into突然爆发，
D. resulted from源于，句意：药品价格的突然上升导致医疗护理的成本上升。选A。
考点：考查动词短语