-----If I wasn’t busy., I could have been back by 5:30 o’clock. ----- What a pity! She____ here to see you.
He _______ to swim across the Channel, but he failed because of the terrible weather.
My interests include football, bowling and surfing the Web _______ studying my favorite subjects.
She went to the bookstore and bought _______.
An interesting suggestion for measuring the atmosphere around the Mars has been put _______.
_______, did you see the teacher off?