问题补充：
He is a good teacher. He is also his students good friend.
A. no more than
B. not more than
C. no less than
D. more than
答案：
(答案→)A. no more than
B. not more than
C. no less than
D. more than
解析： no more than = only
not more than 不超过 no less than = as much as more than = not only
