chairman of the committee请问of the committee介词短语作chairman的定语吗?还是状语?

题目

chairman of the committee请问of the committee介词短语作chairman的定语吗?还是状语?
介词短语能做定语又能做状语,该怎么区分呢?

答案

of the committee是介词短语做定语
n.+of + n.这里的of 一般对前面的名词进行限定,所以做定语