We _____ litter in the park.
must
mustn't
We ____ spit at the bus stop.
must
mustn't
We ____ push on the platform.
mustn't
must
We ____ rush to the seats on the train.
must
mustn't
We ____ talk on the phone in the cinema.
mustn't
must
We ____ pick the flowers.
mustn't
must
We ____ feed the animals.
must
mustn't
We ____ touch the animals in the zoo.
mustn't
must
We ____ line up at the bus stop.
mustn't
must
We ____ keep quiet in the library.
mustn't
must
We ____ keep off the grass in the garden.
must
mustn't
We ____ wait for our turn in the computer room.
must
mustn't
We ____ clean our table in the art room.
mustn't
must
We ____ sit still in the hall.
must
mustn't
We ____ line up in the corridor.
must
mustn't
We ____ listen to our teachers.
mustn't
must
