Doing eye __(exercise)is good for your eyes.

问题描述:

Doing eye __(exercise)is good for your eyes.

exercises这里是眼保操,必须作可数名词用,且用复数。类似:做早操,do morning exercises认真答题,确保正确,放心采纳,欢迎追问。友情提醒:作锻炼讲时,不可数。谢谢好评