If you wanted to stay in that hotel you __ booked before!

1. If you wanted to stay in that hotel you __ booked before!

· could have

· might have

· should have

2. He __ committed the crime, as he had both the motive and the opportunity.

· can't have

· could have

· would have

3. If I had known about your accident, I __ phoned you.

· may have

· should have

· would have

4. Lucy __ attended the concert, but we aren't sure.

· can't have

· may have

· should have

5. You __ finished that book already! You only started reading it an hour ago.

· can't have

· might have

· shouldn't have

6. I think they __ got lost - surely they'd be here by now!

· can have

· must have

· should have

7. Oh no! My phone isn't in my bag. I __ left it on the train.

· can have

· might have

· should have

8. She __ been a lawyer but she decided to study accountancy instead.

· could have

· may have

· might have

9. You __ gone to Dan's party - it was fantastic!

· must have

· should have

· would have

10. I'm so sorry I woke you up. I __ called you if I knew you were sleeping.

· might not have

· shouldn't have

· wouldn't have