Modals of Certainty in the Present - Exercise 1

Click on the button beside the correct answer.

Alex wanted to get the promotion very much, but he didn't. He _____________________ disappointed.
1. could be
2. must be
3. might be
4. maybe
I don't know why Stephanie isn't eating with us. She _____________ hungry.
1. might be
2. isn't
3. couldn't be
4. might not be
George ordered a large hamburger with everything on it except mustard. He _______________ like mustard.
1. does not
2. mightn't
3. may not
4. isn't
Tom is wearing a Vancouver Canucks T-shirt. He ______________ a Canucks fan.
1. can't be
2. maybe
3. is
4. must be
Sam is usually very friendly, but he hasn't smiled at all today. He ______________ worried about something.
1. is
2. might have been
3. must be
4. might be
Glen's wife is Japanese. There is a picture of a Japanese woman on his desk. That ____________ his wife.
1. might be
2. is
3. must be
4. could be
You just ate five large slices of pizza, two pieces of chocolate cake and some ice cream. You ______________ still be hungry.
1. mustn't
2. couldn't be
3. must
4. can't
I wonder why Mary and Fred are late. They ___________ know how to get here.
1. might not
2. don't
3. maybe not
4. aren't
Bob usually drives his car to work, but today he got on the bus. Something _______________ wrong with his car.
1. couldn't be
2. might be
3. is
4. must be
You went to bed at 9:30 last night and got up at 11:00 this morning. You _________________ still be tired.
1. must
2. might
3. can't
4. couldn't be