Past Modals for speculation and / or deduction

Help

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

must have

He _________________ arrived by now. It's only a 20 minute journey!

must have

The boss is in a terrible mood. The meeting _________________ been good.

can't have

Unlock this slideshow and over 3 million more with Baamboozle+

Try slideshows