I ____ left my phone at home. I remember calling my mom before I closed the door.
must have
He worked hard on his report, and then accidentally deleted the file from his computer. He ________________ be very upset now.
must
I ________________ not be able to go to the football game. It depends on whether I can get the afternoon off from work.
might
He's working full-time and studying. That ________________ be easy.
can't be
You just ate a huge dinner! You ________________ be hungry again already!
can't be hungry
Wow! Look at that diamond necklace. It ________________ cost a fortune.
must cost
Betty was very late last night: she _______________ the last bus. (miss)
must have missed
Jack was in his office five minutes ago: he ___________ home already. (go)
can't have gone
Look! The pizza is almost burnt. You _______ (overcook) it.
must have overcooked
I don’t know why John didn’t come to the party: he ________ (be) busy
may/might have been
