来自毕宏的问题
【句子分析：Littlehasbeendonetopreventtheairfrombeingpolluted.这里的being是不是名词?作定语修饰polluted?】
句子分析：Littlehasbeendonetopreventtheairfrombeingpolluted.
这里的being是不是名词?作定语修饰polluted?
1回答
2020-12-23 15:29