To me it seems like 'know about' is used in every situation and the use of 'know of' is mostly limited to 'not that I know of' expression. Short google search seems to support my point of …

Oct 18, 2016 · I think 'did you know' is used to represent past facts. Eg:'Did you know that some dinosaurs’ tails were over 45 feet long?',whereas "Do you know' is used to represent …

Sep 25, 2010 · "I know that it is true" becomes "I know it is true." I simply omit the word "that" and it still works. "That that is true" becomes "That which is true" or simply, "The truth." I do this not …

Jan 5, 2012 · I am a non-native speaker of English. When communicating with a professor, would it be better to use could you kindly send me the document or could you please send me the …

May 26, 2019 · It's not just you that don't know. However, I am having trouble figuring out why (or whether) this is the correct way to write the sentence, as opposed to: It's not just you that …

Jan 3, 2017 · As much as I love the pure sciences, I know now a well-rounded education is valuable. But the words "know" and "now" are so similar that every time I read it, I keep …

Apr 18, 2012 · Neither of these accurately reflect what the OP wants. 'Fronting' is more likely to mean the person is is pretending to know more than they do. Taking the piss - yes somebody …

Although "who knows" is almost as an expression for giving sense however, expressions can be statements, orders, and questions, so does the expression: "who knows" need a question mark?

Jun 4, 2016 · Do you know how it is possible? He asked me how it was possible. For yes/no questions, we don't always invert them in informal speech: Are you going? (formal or informal) …

Feb 19, 2015 · I know information does not have a plural form (syntaxically talking), which leads me to the following problem: The username and password are missing. I need [this/those] …