—What a beautiful dress you are wearing! It must be expensive. —No. It only ____ me fifty yuan.
Our classroom ________ very big and clean. We enjoy studying there.
I know my mother’s birthday is __________ June.
Mrs. Smith is our English teacher. _______ all love her very much.
—Is Mr King ill? —________. He has to stay at home for a good rest.
—Mike invited us to take part in the party this Sunday.—________ Is this Sunday his wedding anniversary(结婚纪念日)?