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Use "is't" in a sentence
"All kidding aside what if his original bill got so shot full of holes that he veto's it so this is't over yet."
"If I was him I would ask myself, is't worthwhile to send more troops to die for Karzai, or for Afghanistan, remember both of them are not necessarly the same."
"Complaint Department: What a tragedy is't that age and ingenuity shall ever fall to the obstreperousness of youth!"