The education of young is always hot and serious topic in modern society.A. /; the B. a;

问题补充：

The education of young is always hot and serious topic in modern society.

A. /; the

B. a; the

C. the; a

D. the; /

答案：

A. /; the

B. a; the

(答案→)C. the; a

D. the; /

解析：考查冠词：第一空填the，the young年轻人，第二空填a，指一个热门的严肃话题，句意是：在现代社会，年轻人的教育一直是热门的严肃的话题。选C。