帮我判断一下,“We should have positive attitude"这句话中是否需要在positive前加定冠词a.

问题描述:

帮我判断一下,“We should have positive attitude"这句话中是否需要在positive前加定冠词a.
不要误导我哦,谢啦!

需要,attitude是可数名词,要有一种积极的态度,必须加a,我做过这种题