Johnny, you _________play with the knife, you_________ hurt yourself.
—Could you tell me _________? —He rides his bike.
—Would you like to have a picnic with me? — I’d love to. ______ I’m afraid I have no time.
—Must I clean the room now? —No, you . You can do it tomorrow.
The doctor told me to eat more _______ because it's good for my health.
Many trees and flowers in our school last year.