第23题: [单项选择]{{B}}Passage One
Questions 26 to 28 are based on the passage you have just heard.{{/B}} A. Until he eats it. B. All day. C. At lease 30 minutes. D. No more than 30 minutes. 参考答案:D 答案解析:[听力原文] 26-28
When you have a dog it is necessary to care for it very carefully. In return you wi