Your welcome.
"Your" is a possessive meaning "belonging to you". The contraction for YOU ARE is spelled YOU'RE.
A sentence starting with "YOUR" would require possession, e.g. "Your signature is required on this check" or "Your hat accidentally fell on the floor".
The word 'is' can begin a sentence but not be a question when it is the subject of the question. Example sentence - Is can be the subject in a sentence. But only in sentences of that type (above) or, 'Is' is a two letter word. Otherwise is cannot begin a sentence.
Yes. There is no word that cannot begin an English sentence.
It is possible to have a sentence with the word it at the beginning, as this sentence proves.
yes you can
Never
Of course you can. There is no word in English that cannot begin a sentence.
Yes, a sentence is allowed to begin with the word "with". For example: With all the pressure of high school people were becoming stressed.
Yes, you can begin a sentence with the word "or" when presenting options or alternatives. For example, "Or you can choose to study abroad for a semester."
lettuce begin (let us begin)
No, You cannot use but to start a sentence.
yes if it necessary
Yes.