—Will you please answer the door? It ________ be your sister.—Sorry, I ________. I’m feeding the rabbit.
Who _____ will go shopping with us?
Please_________ before 9 o’clock.
My home isn’t far ______my school, so I often walk to school.
Mr. Green ______ goes shopping, because he is ______ busy working.
--- ________ do you go to school every day? --- ________ .