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【单选题】
化学结构中含有乙炔基的孕激素类药物是A.
炔雌醚
B.
司酮
C.
炔诺酮
D.
炔雌醇
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反馈参考答案：
举一反三
【判断题】He was born in a small town in South China in the early 1950s. In his childhood he liked to sing songs. Later he entered a conservatory. In the 1970s he became a famous musician.
A.
正确
B.
错误
【单选题】1977年首先使用双腔球囊导管进行冠状动脉成形术的是
A.
Andreas Gruntzig
B.
Charles Dotter
C.
Alexander Margulis
D.
Werner Forssmann
E.
Sven-Ivar Seldinger
【简答题】【T11】 A.CONCERNED B.IN C.CONTRIBUTES A.DO THEIR JOBS【T7】______THEIR OWN WAY B.AS FAR AS INCREASING PRODUCTIVITY IS【T8】______ C.HOW MUCH EACH WORKER【T9】______TO THE PRODUCT IN RECENT YEARS MANY COUNTRI...
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