The medical reform in that country proved to be failure, but as we know, success often es after failure.
A. a; the
B. a; /
C. a; a
D. /; /
网友回答
A. a; the
(答案→)B. a; /
C. a; a
D. /; /
解析:考查冠词:第一空填a,a failure这里受抽象名词具体化,表示“一件失败的事情”,第二空不填,这里的failure是抽象名词,不加冠词,句意:那个国家的医疗改革证明是个失败,但是我们都知道,失败是成功之母。选B。