when asking whether an person/thing performs a certain action. for example "do wolves eat meat" or "does Bill Gates own Microsoft". Use "do" when the subject is in the plural and use "does" when in the singular
you use i because you just aked a question saying do I use me or i. So you use i.
It really depends on the context of your question. You can use it anywhere.
I never question my authorities.
You just used it in a question.
You can do this when you are shouting your question.
answer my question answer my question
it has to be able to be proven and use a question
the First Amendment
you use which when you want to ask a question like (which one do you want?) and what when you want to ask a question like (whats your name) :p
You should use did.
A question mark is used at the end of a sentence to indicate that it is a question. It helps to clarify that the sentence is seeking information or prompting a response from the reader.
When is breakfast?