根据2a内容补全对话,每空一词。 A: 1 2 . Could you tell me where I can buy some shampoo? B: 3 . There's a drugstore on the 4 floor. A: 5 can I get there? B: Take the 6 to the second floor and 7 _ left. The drugstore is 8 the furniture store 9 the bookstore. A: OK. Thank you very much. B: You are welcome.