Past Modal Verbs

You _____ to bed earlier. You look so tired!

• should have gone

• must have gone

• should have went

• might have been

The thief _____ a key. The door was locked and nothing was broken.

• should have had

• might have had

• must have had

• could have had

How did she fail that exam? She _____ very much.

• shouldn't have studied

• didn't have studied

• might not have studied

• can't have studied

You _____ out last night! You've got an important meeting at work today and you're hungover!

• mustn't have gone out

• shouldn't have gone out

• mustn't have went out

• may not have gone out

If I had had some cash on me, I _____ bought an ice-cream.

• would have

• shouldn't have

• should have

• must have

What a beautiful dress! It _______ very expensive.

• must have been

• could have been

• should have been

• mustn't have been

I was waiting for you for half an hour. You ______ to say you weren't coming.

• can have called

• could have called

• would have called

• must have called

He _______ seriously injured. Fortunately, nothing happened.

• should have been

• mightn't have been

• wouldn't have been

• could have been

If I had told him the insane truth, he ______ believed me.

• mustn't have

• couldn't have

• wouldn't have

• can't have

Jade is late to work today. Her train _____ delayed.

• should have been

• might have been

• would have been

• wouldn't have been