问题描述:
过去分词作状语
Being taught by A,B made great progress.此句的过去分词前为什么要加being?
Being taught by A,B made great progress.此句的过去分词前为什么要加being?
问题解答:
我来补答展开全文阅读
问题描述:
问题解答:
我来补答