MODALS: must or mustn't

You _________________ at the kerb and look before you cross the street.

Children _________________ listen to the teacher if they want to learn.

You _________________ everything people tell you.

If you want to be healthy, you _________________ eat a lot of vegetables.

You _________________ go out on your own at night.

You _________________ read the question carefully before you write the answer.

We _________________ steal because it is wrong.