Mrs. Lee (Mother): Yes. 是的. (Mrs. Lee looks at the clock.) (李太太看了看表.) Mrs. Lee (Mother): What time do you have to go to work? 你什么时候上班? Mr. Lee (Father): By nine o'clcok. Why? 9:00. 怎么了? Mrs. Lee (Mother): Well, it's already eight fifteen. 已经8:15了. Mr. Lee (Father): Oh! I should go. 哦,我该走了. Mrs. Lee (Mother): good-bye. See you tonight. 再见.晚上见. Mr. Lee (Father): good-bye. I'll be home by seven. 再见. 我7:00回家.