He suggested the problem worth paying attention at the meeting.
A. to be discussed
B. to being discussed
C. to discuss
D. to discussing
网友回答
(答案→)A. to be discussed
B. to being discussed
C. to discuss
D. to discussing
解析：考查词组和虚拟语气。句意：他建议值得被注意的问题在开会的时候被讨论。本题较为复杂。首先，这句话的主干结构为：He suggested the problem be discussed at the meeting. 不难看出suggest引导的宾语从句中要用“should do”，此处should省略了。其次“worth paying attention to”作定语修饰problem，因此A正确。