Children need friends ______ their own age to play with.
A. of B. for C. in D. at
Children need friends ______ their own age to play with.
A. of B. for C. in D. at
A
考查名词双重所有格。friends of their own age意思是“他们自己年龄的朋友”，选A符合，其他选项不能构成所有关系。