Li Ming is clever, honest, and hard-working. , he is a good student and we should learn from him.
A. In a nutshell
B. After all
C. On the other hand
D. By the way
网友回答
(答案→)A. In a nutshell
B. After all
C. On the other hand
D. By the way
解析：考察介词短语辨析。A根本上说；B终究，毕竟；C另外一方面；D随便说一下；句意：李明很聪明，诚实，也很努力，从根本上说，他是一个号学生，我们应该向他学习。根据句意说明A正确。