听录音,选择你所听到的句子。
(_____) 1. A. Open the door, please. B. Close the door, please.
(_____) 2. A. Is this your ruler? B. Is this your rubber?
(_____) 3. A. Don’t drink the milk. B. Don’t eat the bread.
(_____) 4. A. This is my pencil. B. This isn’t my pencil.
(_____) 5. A. What’s this? B. What’s that?