Many a teacher and many a student __________ it with __________ own eyes.
He was unhappy when he sold his guitar.After all,he ________it for a very long time.
—What about your selfdrive trip yesterday?—Tiring! The road is being widened,and we ________a rough ride.
—Could I use your car tomorrow morning?—Sure.I________ a report at home.
The girl has a great interest in sport and ________ badminton classes twice a week over the last three years.
During the last three decades,the number of people participating in physical fitness programs ________ sharply.