Pete's room looks terrible. I think he ... clean it.
should
I ... find my keys anywhere.
can't
I'm very busy now but I ... help you tomorrow
will be able to
This milk is old. You ... drink it.
shouldn't
You ... help Fred with his homework. He knows all the answers.
don't have to / don't need to
Last night, it was so noisy, I ... fall asleep.
couldn't
I ... go canoeing tomorrow. I'm not sure.
may / might
I've got school in the morning, so I ... go to the beach tomorrow.
won't be able
The exam starts in five minutes. We ... be late!
mustn't
You ... smoke inside a hospital
mustn't
I don't understand the exercise. ... you help me?
can
... you ... wash the dishes at home?
do you have to / do you need to
You ... apologise. I'm not angry with you.
don't have to / don't need to
Tim ... use a map. He knows the way.
doesn't need to / doesn't have to
You ... tell the truth!
must / should / have to / need to
I think Sophie is angry. You ... talk to her.
should
