动脉硬化性闭塞症多发生于()
A.青壮年男性
B.青年女性
C.45岁以上男性
D.青少年
E.老年女性
参考答案:C
双管征
Li Na plays ________ tennis very well. She has become ________ first Asian woman
to reach a Grand Slam (大满贯) final. [ ]
A. a, the
B. /, the
C. the, a
D. /, a