Our professor asked us to write an argumentative essay on a subject of our choosing

分类: 作业答案 • 2021-11-12 22:48:11

问题描述：

Our professor asked us to write an argumentative essay on a subject of our choosing
RT,为什么用choosing?复制搜索

答

动名词的复合结构.因为前面有介词of ,所以此处用v-ing形式.