We should be back by midnight.
Prices will go up next summer.
Could you move your bag, please?
This might fail.
He said he might change his mind.
May I speak?
I can do several things at the same time.
It may rain tomorrow
They left so early, they must be home by now.
It could be that he missed the train.
It's alright, I'll pick it up.
You can go now
You must obey the law
She should call the police.
