I've bought a lottery ticket. There's a chance I'll become a millionaire! I ______ become a millionaire!
may/could/might
15
My key's not in my pocket or on my desk so I'm sure it's in the drawer. My key's not in my pocket or on my desk so it _____ be in the drawer.
must
15
Someone told me that Mark was in Mexico but I saw him yesterday so I'm sure he's not abroad. Mark ______ be abroad.
can't
15
You got the job? That's great. I'm sure you're delighted. You got the job? That's great. You _______ be delighted.
must
15
They told me to prepare the project by tomorrow but it's almost impossible to have it done so fast. I __________ finish it by tomorrow if I stay at work all night, but I'm not sure.
might/could/may
15
I asked them to send the goods as soon as possible; we ________ receive them by the end of the week if the post is fast.
might/could/may
15
Keiko always does really well on exams. She ___________ study a lot
must
15
Where is my purse? I saw it earlier, so it ________be in this room.
must
15
That woman _________ be a doctor! She looks far too young.
can't
15
John always fails the tests, even though he's clever. He _________ study enough.
can't
15
The food is really good at that restaurant. They _____ have a great chef.
must
15
This _______ be Jamie's coat. He's tall and this is tiny.
can't
15
This book ______ belong to the library. It's certainly not mine.