Intelligence does not mean success. You need diligence as well.
A. honestly
B. formally
C. simply
D. necessarily
网友回答
A. honestly
B. formally
C. simply
(答案→)D. necessarily
解析：考查副词。句意“智力未必意味着成功。你还需要勤奋。”honestly“诚实地”；formally“正式地”；simply“简直”；necessarily“必要”。根据句意选D。