He looked out of the window,surveying the landscape of the countryside.这是何句型?为何有两种时态

分类: 作业答案 • 2022-01-09 18:05:21

问题描述：

He looked out of the window,surveying the landscape of the countryside.这是何句型?为何有两种时态
请详解语法,最好还能列举几个类似的句子.分不多,聊表谢意.

答

现在分词作伴随状态
He got up early , doing more excises .