Modals of deduction

She ................................studied really hard. She passed all her exams with excellent grades.

• might have

• could have

• may have

• must have

I had to wait 45 minutes for a bus yesterday. There ................................ been an accident or maybe a strike.

• can have

• might have

• must have

He drives an expensive car. He......... have a good job.

• might

• can´t

• must

I left my bicycle in front of the library and it's disappeared. Someone ................................ stolen it.

• might have

• must have

• can't have

You __________ finished that big book already! You only started reading it an hour ago.

• couldn't have

• might have

• must have

Sara's very busy. She ........ be able to come tonight.

• might

• can't

• must

Nobody opens the door, they .......out.

• might

• might be

• can't

She __________ be 24 years old.

• must

• might

• can't

This dish ____________ be delicious. It's peruvian.

• must

• can't

• might

Oliver _____ really love that film. He has seen it ten times.

• can

• may

• must