Check that the person can breathe.可否改为: Check whether the person can breathe or not .
问题描述：
Check that the person can breathe.可否改为: Check whether the person can breathe or not .
答
我认为是可以的,但后面的or not 我倒觉得可省去.
答
Check that the person can breathe.Chech whether the person can breathe or not.有同意思”or not" is optional,doesn't change the meaning of the sentence when used like this.