MODALS AND PERFECT MODALS

You ______saving money years ago. Now it's too late.
Options: needn't have started, must have started, should have started, may have started

______I ask a question? ~ Yes, of course. Options: May, Must, Might, Should

He has been studying for more than 5 hours! He______tired. Options: may be, could have been, must be, may have been

There are plenty of tomatoes in the fridge. You _____any. Options: mustn't buy, can't have bought, needn't buy, needn't have bought

The front door was broken. Someone _____into our house.

Where was Rooney when you came in? ~ I didn't know. He _____in the back yard. Options: might be, can't have been, must have been, could have been

This camera needs _____. It doesn't work. Options: to repair, repairing, repair, being repaired

You _____to work yesterday. It was your day off. Options: may not have gone, shouldn't have gone, needn't have gone, couldn't have gone

He ______badly to his mother. It made her so sad.
Options: shouldn't have behaved, needn't have behaved, mustn't have behaved, can't have behaved

The car stopped suddenly on the highway. It _____out of petrol. Options: must have run, may have run, need have run, should have run.