She _________ be at home, but I’m not sure.
could
She ______ be at home now; her car is outside.
Must
You ______ remember to bring your ID to enter the building.
Must
You ______ have a visa to enter the country.
Must
We _________ leave early to avoid traffic.
should
She _________ pass the exam if she studies hard.
could
It _________ rain later, so take an umbrella.
could
You _________ call your boss and tell him you are sick.
should
You __________ watch that movie—it’s really good!
should
That noise ________ be coming from the basement.
could
He feels sick. He __________ go to the doctor.
should
I ______ study more if I want to pass the exam.
Must
He __________ come to the party if he finishes his work early.
could
You _________ eat more vegetables for better health.
should
You __________forget everything if you don’t take notes.
could
He spent a lot of money. He _________ save some money for emergencies.
should
Drivers ______ stop when the light is red.
Must
This road _______ be dangerous at night.
could
We ________ get lost if we don’t use a map.
could
They ________ listen carefully to the teacher if they want to understand.
should
If you’re tired, you ________ take a nap.
should
We ______ finish this project before the deadline.
Must