问题标题:
Checkthatthepersoncanbreathe.可否改为:Checkwhetherthepersoncanbreatheornot.
问题描述:

Checkthatthepersoncanbreathe.可否改为:Checkwhetherthepersoncanbreatheornot.

廖勇毅回答:
  Checkthatthepersoncanbreathe.Chechwhetherthepersoncanbreatheornot.有同意思”ornot"isoptional,doesn'tchangethemeaningofthesentencewhenusedlikethis.
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