Your classroom is very clean.— Sure. It ________ after school every day.

Studies show that MP3 people have made much use of_____ music may be causing hearing loss.[ ]

Few pleasures can equal ________ of a cool drink on a hot day.

Old people must __________.

If the traffic hadn’t been so heavy, I could have been back by 6 o’clock— What a pity! Tina ________ here to see you[ ]