Over the last three decades, the number of people participating in physical fitness programs sharply.
—Look!He’s running so fast! —Hard to________his legs were once broken.
—I saw no more than one motor car in that shop.Will you go and buy________? —No,I’d rather buy________ in other shops.
Leave your key with a neighbor ________ you lock yourself out one day.
Forests ________ and burned at such a speed that they will disappear from the earth in the future.
—I’ve got a cough and my chest hurts. —________.Let me examine you.