初二英语Erma talks with many children who have cancer and learns important lessons from them.讲解一下and前后have和learns为什么一个有s一个没有,不是并列吗?

问题描述:

初二英语Erma talks with many children who have cancer and learns important lessons from them.
讲解一下and前后have和learns为什么一个有s一个没有,不是并列吗?