It's important to have a _____(balance) diet

问题描述:

It's important to have a _____(balance) diet

填balanced.赠送个解释呗。。。这个词不加d的话就是“平衡,均衡”,而加了d的话就是“平衡的,均衡的”,一个是动词一个是形容词,而这道题里明显是形容词,因此填“balanced”。