Question

Social practice is _____ opportunity for students to gain _____ better understanding of how society operates.

A．the; the

B．the; a

C．an; a

D．an; the

Answer 1

C

试题分析：句意：社会实践是学生更好的理解社会是怎么运作的机会。第一空填an，泛指“一个机会”，第二空填a，gain a better understanding of是固定词组“更好的理解”，所以选C。