第7题: [单项选择]When can Jack phone (电话,电话机)Mr. Smith A. Jack can phone him before 9:00. B. Jack can phone him from 9:00 to 10:00. C. Jack can phone him until 9:00. 参考答案:A 答案解析:[听力原文] W: What did Mr. Smith say to you, Jack M: He told me not to telephone him after nine o