'know of' is used when you have personal experience with wha. Possible duplicate of know about vs Also what are the differences between “know”, “know about”, and “know of” On english language learners, which is probably a better site for questions like this. In (2), however, the object of know is not indicated, as you point out, so something must be provided. It's not just you that doesn't know
Now, according to owl.purdue.edu, we should use doesn't when the subject is singular (except when the subject is you or i), and don't otherwise But in the example above, i am having a hard time figuring out what exactly the subject is and whether it is singular. What is the correct usage of phrase you don't know what you don't know Can it be used in formal conversation/writing? Can anyone give use cases and examples for happen to know came to know got to know came across i always gets confused in their uses. I've been thinking that the phrase already know is different from the phrase have already known
I've known something so far (present perfect) i may be confused in the explanation I don't know when we can use each of these phrases properly Can you tell which of the following sentences are right And explain why the others are wrong No one knows the answer
No one know the answer There is nobody anwering the qustion = how do you know Because c's sentence is present tense I'll shoot my girlfriend if she cheats on me = how would you know
Notice that i changed the contracted forms I did that because the pronunciation of the spoken english sentences would change. 7 when someone makes an assertion, the distinction between how did you know and how do you know seems to be that how did you know implies that the person in question is correct in their assertion How do you know is normally an inquiry into the person's credentials, and often expresses that the assertion is incorrect and/or ungrounded.
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