Unless of course you’re a buddhist or a cat, in which case everyone has multiple lives and both would be correct, depending on context. The indefinite pronoun 'everyone' is a singular pronoun. Should it be everyone's, everyones' or everyones?
In fact, to catch someone's eye is an idiom, not eyes. the question is not about everyone being singular or plural. Joe got everyone's attention and started to speak. Would the noun following everyone's be plural?
There is a comprehensive article on the topic on grammar girl: Everyone who is coming will receive a gift. An example would be it flew over everyone's heads, or it flew over everyone's head. May i have everyone's attention,.
What would be correct in this case and why? The possessive of everyone is everyone's, in the same way the possessive of everybody is everybody's. The possessive form is everyone's (the form everyones' is incorrect).example: Are the words everyone and everybody singular or plural?
The indefinite pronoun 'everyone' is a singular pronoun that takes a singular verb.examples: Your deduction, that not everybody's cup of tea means not to everyone's liking, is absolutely correct. I have the following sentence: The expression commonly used in both the affirmative and negative.