Modal Verbs of Deduction

You __________ be right—but I'm going to check to make sure.

• must

• might

• can’t

Look at that guy's enormous muscles. He __________ work out a lot.

• can’t

• might

• must

Michelle __________ want to participate in the festival—it seems like the type of thing she'd be interested in. Why don’t you ask her?

• can’t

• must

• might

She goes camping every weekend. She __________ really love the outdoors.

• might

• can’t

• must

He worked hard on his report, then accidentally deleted the file from his computer. He __________ be upset.

• must

• might

• can’t

We're not sure if this painting is an original. It __________ be worth thousands of dollars.

• must

• can’t

• might

I __________ not be able to go to the football game. It depends on whether I can get the afternoon off from work.

• must

• might

• can’t

He's working full-time and studying for his Ph.D. That __________ be easy.

• must

• can’t

• might

You just ate a huge dinner! You __________ be hungry again already!

• can’t

• might

• must

Wow—look at that diamond necklace. It __________ cost a fortune.

• might

• can’t

• must