填词完成下列对话。 (1)A: What is the cat doing? B: It _____ sleeping.(睡觉) A: Do you like it? B: Yes, ______ ______. (2) A: When ______ you go to bed? B: I go to bed ______ 9:00. A: What ______ you? B: I go ______ _______ ____ 9:30. (3) A: Have you ______ any ink? B: Yes, ______ _______. A: May I _____ it? B: Of course. Here you are.