How long for a cat have kittens?

A cat will have cats in about two months.If not about 9 weeks.And if neither than your cat is not pregnant.So thiers your answer.And if you have a qaustin tell me and ill answer.And if i dont know ill check it up so do not worry.I am very smart so i might know every thing you ask me.And i am a straight a student and i will answer any thing you ask me.