One-to-one vs. one-on-one - English Language Usage Stack Exchange One-to-one is used when you talk about transfer or communications You may use one-to-one when you can identify a source and a destination For eg , a one-to-one email is one sent from a single person to another, i e , no ccs or bccs In maths, a one-to-one mapping maps one element of a set to a unique element in a target set One-on-one is the correct adjective in your example See Free
Which vs Which one - English Language Learners Stack Exchange Recently I've come across sentences that doesn't have "one" in it and it looks like odd to me because I'm used to say "which one ?" The sentences must be correct because they are from a grammar
Which is correct vs which one is correct? [duplicate] When using the word " which " is it necessary to still use " one " after asking a question or do " which " and " which one " have the same meaning? Where do you draw the line on the difference between " which " and " which one " when asking a question that involves more than one answer?
Which one is correct—one of which or one of them? If I were to use one of the sentences below in a book, which one would be grammatically correct? This made her think of her Grandpa and her Dad; one of which has passed on and the other is deployed