Mustn't - CanFill in mustn't or can.Don't go close to the fireplace; you .............. burn yourself.You ...... ........ run down the stairs;it's dangerous2 People ........................... light matches inthe forest; they ...... .... start a fire.4 Clean the broken glass from the floor:someone .................... cut themselves.5 Don't give the scissors to the baby; she.......... hurt herself.6 You ................... ride your bike in themiddle of the road; it's not safe.
mustn't
mustn't
mustn't, could start
might
might
mustn't