I must go to bed earlier.

• no obligation

• prohibition

• obligation

• advice

You_______________drink too much coffee.

• have to

• shouldn't

• should

• mustn't

Sean_______________get up early today. It's Saturday.

• mustn't

• don't have to

• doesn't have to

• has to

You________________worry to much. It's bad for your health.

• must

• have to

• shouldn't

• should

Do children in Britain_________________wear uniforms?

• has to

• have to

• must

In Poland you_________________burp at dinner. It's rude.

• have to

• should

• must

• shouldn't

You___________________help others.

• must

• have to

• should

• shouldn't

You______________________talk in the library.

• must

• mustn't

• haven't

• hasn't

You_____________eat too many crisps - they're too fatty!

• should

• shouldn't

• don't have to

• have to

You________________come - it's optional.

• don't have to

• mustn't

• have to

• must