Daivid was surprised at the bird's change, and he was just to ask what had made such a surpring

分类: 作业答案 • 2022-01-09 18:05:09

问题描述：

Daivid was surprised at the bird's change, and he was just to ask what had made such a surpring
为什么要用"to ask"

答

有两个动词啊,何况be to do 表示将要做某事.