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No you can't, it is not possible. Does is the verb in questions starting with does. You can make questions starting with is:- Is this you car?
It is complete foolishness that you can't even make up a sentence starting with foolishness.
It varies according to the type of sentence, but if you have a sentence like this one:She is working late tonight.then you can make a yes/no sentence starting with the be verb:Is she working late tonight?or with this sentence:All my friends have seen the movieyou can make another yes/no question starting with have:Have all your friends seen the movie?
Using the word "then" at the beginning of a sentence is not incorrect. However, it does not make a sentence complete. A complete sentence must have, at a minimum, a subject and a verb. "Then" is neither of those.
You start a sentence with whatever word you need to start it with. A sentence can start with "A" if it needs to. A sentence just needs to make sense.
No, a comma is not needed after "yes" when starting a sentence.
Helen liked eating her lunch at midday, starting at about one o'clock PM.
conditional sentence
starting a sentence with "at which time?
To develop a hypothesis you need to observe and make an educated guess, by starting the sentence with "If...then.....because...."
Starting a sentence with "for" is not necessarily improper, but it may make the sentence sound more formal or structured. It can be used to introduce a reason or explanation in the sentence. However, overusing it may affect the flow of the writing.
The sentence is:"You are starting to sound CHAOTIC."