be concerned with相当于动词词性
例句
1、
At the end of the day, the board';s not going to be too concerned with three or four more dollars.
到头来,董事会不会太操心多花了几个钱。
2、
The Anthropology of the future will not be concerned above all else with primitives.
未来的人类学不会以原始人为主要的研究对象。
3、
Our government officials should be concerned with people';s life.
我们的官员应该关注民生。
be concerned with相当于什么词性
这是一个动介短语,在作用上相当于一个动词。