-Do you mind my opening the window?-______. Please do it now. A. Of course not. B. Yes, I do. C. Certainly
This is ______ orange. ______ orange is good. A. an; The B. the; An C. an; A
—Thank you. —______
Bob is ______ friend. ______ is a good boy.
—Is this your brother?[—______.
—What’s her telephone number? —______ is 363-4458.