We don't know for sure that Alex broke the coffee table. It ______________ the dog.
might have been
Who told the newspapers about the prime minister's plans? It ______________ someone close to him.
must have been
Oh, good! We've got milk. Mo (buy) ______________ some yesterday.
must have bought
Where's Clare? Her bag's here and her computer's still on so she _____ gone home.
can't have
I can't remember my password! But I _____ written it in my notebook as sometimes I do that.
may have
He wasn't answering the phone before. Maybe he went to the shop or he _____ been in the shower.
might have
Sorry, I don't know if she's here or not. She was feeling ill so she _____ gone home.
might have
She _____ cleaned the whole house on her own in two hours. She must have had some help.
can't have
Wow! Have you finished all that already? You _____ been hungry!
must have
The house isn't hard to find. It's the red one at the end. You _____ miss it!
can't
What an amazing trip! You _____ have some incredible photos.
must
That _____ be the vegetarian option. It's got chicken in it.
can't
Have you got your passport? I'm not sure if you'll need it but they _____ ask you for ID.
might
Who left their laptop on my desk? It _____ be Mel's – she's working at home today.
can't
Samira has flu. We don't know yet but she _____ need to take the whole week off.
may
Your watch says a different time from mine. One of them _____ be wrong.
must
