you must see the doctor,（ A needn‘t you B mustn’t you C don‘

you must clean the classroom,you?a.needn’t b.mustn’t c.can’t You _____do that,if you don't want to.a.mustn't b.needn't c. you ____ play games in the busy street A mustn't B needn't C you ___ (A shouldn't B mustn't C needn't D can't)eat the sou you mustn't eat anything until you see the doctor May I come in? No, you ___. A. mustn't B. needn't C. may not You （）smoke when you see the sign.(needn't,mustn't) .—Must I do it right now?—No,you .A.won’t B.mustn’t C.don’t I don't mind telling you the seret . you____(mustn't/needn't you must go to see the doctor i_______ you don*t fell well.w you must be a writer,_____ you ? A.mustn't you B didn't you 83、You need to come earlier,you?A．don’t you B．needn’t C．don’