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

Tabla de clasificación

Estilo visual

Opciones

Cambiar plantilla

¿Restaurar actividad almacenada automáticamente: ?