Modals

Nobody knows exactly why he died. But we think it__________ been an accident.

• can have

• might have

• should have

Sarah looked very happy. She _______ passed her driving test.

• must have

• can't have

• couldn't have

I'm sorry but Mr. Banks isn't here. He _______ left.

• can't have

• might have

• must have

They _______ bought a new house. They are both unemployed.

• can't have

• mustn't have

• could have

Children _________ spend a limit time in front of their mobile phones.

• shall
• should
• shouldn't
• may

Speak up, I ___________ hear you! 

• may not
• won't
• shouldn't
• can't

Which sentence shows advice / suggestion?

• You mustn't smoke.
• You should have your health checked.
• Would you possibly do me a favor?
• You can do it, don't you?

I promise if I won a lottery I ________ buy you an iPhone X.

• will
• would
• can
• could

Which sentence shows possibility?

• I can speak Korean.
• Could I use your phone please?
• She may be at home.
• He should go to the doctor.

I _____ swim quite well when I was five years old.

• can
• could
• will
• would