making good use of campus resources is also of great importance to college success
问题描述：
making good use of campus resources is also of great importance to college success
这of是?
答
这个（第二个）of是跟在系动词be之后,起到形容词的作用,因为后面的中心词importance是名词.这种结构是：be of + n.相当于 be + adj.在这个句子中：be of great importance = be very important更多例子：be of inter...