问题
选择题
It is universally that dogs have a good sense ofsmell.
A．acknowledged
B．acknowledging
C．to be acknowledged
D．knowledge
答案
答案：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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It is universally that dogs have a good sense ofsmell.
A．acknowledged
B．acknowledging
C．to be acknowledged
D．knowledge
答案：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。