new cure for this disease that medical experts have recently developed proves to be most effective, although it can not pletely kill all the viruses.
A. A; a
B. The; /
C. /; the
D. A; the
网友回答
A. A; a
(答案→)B. The; /
C. /; the
D. A; the
解析：本题第一空用定冠词the特指这种疾病的新的治疗方法，第二空中的most相当于very。句意：这种医学专家最近研究的新的疾病的治疗方法证明是非常有效的，尽管它不能杀死使用的病菌。故B正确。