you must clean the classroom,you?a.needn’t b.mustn’t c.can’t
you must clean the classroom,you?a.needn’t b.mustn’t c.can’t
You can't go home now.you clean the classroom.A.must.B.can.C
you ___ (A shouldn't B mustn't C needn't D can't)eat the sou
you ____ play games in the busy street A mustn't B needn't C
You _____do that,if you don't want to.a.mustn't b.needn't c.
Must we clean the classroom now?No,you needn't.It ______ aft
Must we line up?No,you____.A.mustn't B.needn't C.can't D.sho
you work hard next time,mustn't you A.must B.can C.should
May I come in? No, you ___. A. mustn't B. needn't C. may not
___I take a bus?no,you needn't.a,must b,can c.may dmight
( )-Must I do my homework at once?A.needn't B.mustn't C.can'
hurry up ,or you ____ catch the train .A.can't B.needn't C.m