a great/good many good friends还是a good/great many of good friends?

问题描述:

a great/good many good friends还是a good/great many of good friends?

用第一个.
a great many后面直接加复数可数名词
a great many of 后面跟限定语再跟名词
例如:
a great many students
a great many of "my" classmates