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Recently one of my friends told me that there is distinct difference between 'know of something' and 'know about something' expressions. Please let me know as soon as you figure it out. Why would you have a problem with this?
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I know (about) this difficulty/problem. I saw this sentence in the book 1q84: In (2), however, the object of.
I know how to drive a car.
Possibly, i do know that can in fact only be used, when, you are answering the question of whether or not you know the issue at hand (or your knowledge has been called in. 'know of' is used when you have personal. However, i am having trouble figuring out why (or whether) this is the correct way to write the sentence,. Alright, well, for example, like on saturdays, y’know, what i liked to do.
In the first sentence, it seems to me that to know expresses that the speaker experienced the problem/difficulty. Also explain the difference between the two, thanks. What is the correct usage of phrase you don't know what you don't know? I already know how to turn on the television.
Can it be used in formal conversation/writing?
You would use the present perfect to express something that happened previously, without specifying the time. It's not just you that don't know.
