精英家教网 > 高中英语 > 题目详情
It is universally        that dogs have a good sense ofsmell.
A.acknowledgedB.acknowledgingC.to be acknowledgedD.knowledge
A
考察语态。句意:都知道狗的嗅觉很灵敏。It指代that从句内容,是动作的对象,故用被动语态。选A。
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