Check that the person can breathe.可否改为: Checkwhethertheperson canbreatheornot.
问题描述：
Check that the person can breathe.可否改为: Checkwhethertheperson canbreatheornot.
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.