Wake up, Tom! It’s time to get up now, ________ you’ll miss the school bus.A. or B. and C. but
—_____ you _____ your homework yet? —Yes, I _____ it ten minutes ago.
It’s necessary for you _____ exercise every day.
—I _______ here since I was five years old.
The Greens _____ China for seven years.
Maria and Tony ____English girls.