What do you think of opening ceremony of the national games? --It is simple but great

问题补充：

-- What do you think of opening ceremony of the national games?

--It is simple but great success.

A. an; a

B. the; a

C. a; the

D. the; the

答案：

A. an; a

(答案→)B. the; a

C. a; the

D. the; the

解析：句意：--你认为全运会的开幕式怎么样？--它很简单但是是很大的成功。第一空填the，是特指“全运会的开幕式”，第二空填a，这里的a success“一件成功的事情”是抽象名词具体化，所以选B。