◎ 题干
Mary suggested that the problem worth paying attention __________at the meeting.    
[     ]
A. to be discussed              
B. to been discussed    
C. being discussed                
D. be discussed
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“Mary suggested that the problem worth paying attention __________at the meeting. [ ]A. to be discussedB. to been discussed C. being discussedD. be discussed…”主要考查了你对  【不定式的被动式】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。