请问The boy with a schoolbag on his back is our monitor.为什么用with,而不是用has?
问题描述:
请问The boy with a schoolbag on his back is our monitor.为什么用with,而不是用has?
答
因为这个成分作定语,如果用has,那就跟后面的is重复,就有2个谓语了