He suggested that we should the instruction.
A. simple
B. simplify
C. simply
D. simplified
网友回答
A. simple
(答案→)B. simplify
C. simply
D. simplified
解析：句意：他建议我们简化课程。Simple简单的 simplify简化simply简单地 simplified 简化。Suggest表示建议，后面的宾语从句用should + 动词原形，should可以被省略的虚拟语气，选B。