We often see him sing in the classroom为什么sing不用加s啊?
问题描述:
We often see him sing in the classroom为什么sing不用加s啊?
答
这个是宾补,补充宾语的行为,所以不用加s
We often see him sing in the classroom为什么sing不用加s啊?
这个是宾补,补充宾语的行为,所以不用加s