Obligation, Prohibition, and Advice

They ... making all that noise. It's disturbing people.

• should stop

• shouldn't talk

• must tell

• mustn't go

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

• must stop

• must tell

• must go

• mustn't stop

If you want people to be nice to you, you ... nasty to them.

• must tell

• must go

• must think

• must be

Drivers ... their cars in the middle of the road.

• must park

• must stop

• mustn't park

• mustn't go

We ... everything we see on television.

• shouldn't read

• should go

• mustn't listen

• shouldn't believe

You ... everything your friends tell you.

• mustn't listen

• must go

• must listen

• mustn't read

You ... more about other people and less about yourself.

• shouldn't think

• should go

• shouldn't let

• should wait

Students ... outside the door until the teacher tells them to come in.

• should try

• should wait

• shouldn't enter

• shouldn't wait

You ... letters that are addressed to other people.

• shouldn't watch

• should read

• should listen

• shouldn't read

Mum says I ... more vegetable.

• should buy

• shouldn't eat

• should eat

• must drink