A: Have you bought a birthday present for your brother yet? B: No, I still can ’ t think of anything to buy him. Oh, I know, I buy him a new wallet. A: That’ s a good idea but you hurry because the stores close in half an hour. B: you drive me to the mall? A: Sure, but I drive you back because I am meeting my mom for dinner. B: That ’ s all right. I take the bus home.