The girl____(ride) a bike is his sister.怎么填写?为什么这样填写?

分类: 作业答案 • 2021-12-23 20:03:56

问题描述：

The girl____(ride) a bike is his sister.怎么填写?为什么这样填写?
She is waiting for (her mother).对括号内的内容提问。怎样提问？

答

riding 现在分词做伴随状语