. Probability is the mathematical study of the _____ of an event’s occurrence.
— I ____ to a party, but I’ve got nothing to wear. — Why don’t you have a dress made for the party?
—Where do you think _____ he _____ the computer? — Sorry. I have no idea.
I know Mr Brown;we _____ to each other at an international conference.
We _____ with you for the time being.
—Who sings best in your class? —Mary _____.