He is ill. What should he do?
He should go to the doctor
I'm thirsty. What should I do?
You should drink water
What should she do?
She should go to bed / go to sleep / sleep
My exam is tomorrow
You must study
Tomorrow is my mom's birthday
You must buy her a gift / You must make her a card
It's cold outside
You must wear a coat / jacket
My room is very messy
You must clean it up
I have a stomach ache
You shouldn't eat fast food / sweets
In an exam you _____ copy
mustn't
