题目

He glanced out of the window，______ that the post office was still closed. A．noted B．having notedC．to noteD．noting 答案：D 解析: 非谓语动词作状语时，其逻辑主语是句子的主语。note和he之间是主动关系，所以用现在分词；又因为note的动作是紧跟在glance之后，所以不用完成式。

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