Topics for composition should be to the expeniences and interests of the students.A. conce

问题补充：

Topics for composition should be to the expeniences and interests of the students.

A. concerned

B. associate

C. concerning

D. relevant

答案：

A. concerned

B. associate

C. concerning

(答案→)D. relevant

解析：四个选项分别表示与……有关、联合的、关于和有关的，be relevant to与……有关的，根据题意选D，作文主题应该与学生的经验和兴趣有关。