1) You ... eat in class. a) must b) mustn't 2) You ... put out the fires. a) must b) mustn't 3) You ... walk on grass. a) must b) mustn't 4) You ... clean your bedroom. a) must b) mustn't 5) You ... clean your helmet when you ride a bike. a) must b) mustn't 6) You ... feed the animals. a) must b) mustn't

Leaderboard

Visual style

Options

Switch template

Continue editing: ?