---So you were in the supermarket __________ you heard a strange sound, right?---That’s true. I ran out as quickly as possible.
---What delicious cakes! ---They would taste _____with butter.
Let’s go climbing if it _________ tomorrow.
I saw him _______basketball with Jack an hour ago.
The man in the office ____be Mr. Black because he phoned me from London just now.
My father returned at 10 o’clock ______ of June 15.