◎ 题干
For teenagers,there are always too many rules that are expected________.
[     ]
A.to obey    
B.to be obeyed
C.obeying  
D.obeyed
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“For teenagers,there are always too many rules that are expected________.[ ]A.to obeyB.to be obeyedC.obeyingD.obeyed…”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。