We should not throw water in the class.

We should stand in a queue at the bus stop.

We should tease animals.

Younger kids can be left alone in a bathtub.

Store medicine up and away from small children.

Wearing a seatbelt keeps us safe.

We can jump over chairs or desks.

We should not run up or down the stairs.

Pupils can start the experiment in a science lab without teacher's presence.