👨Is that you, John?是你吗，约翰？
👨Tell Mary we'll be late for dinner this evening.告诉玛丽，今晚吃饭我们将晚到一会儿。
👦I'm afraid I don't understand.恐怕我不明白您的意思。
👨Hasn't Mary told you? She invited Charlotte and me to dinner this evening. I said I would be at your house at six o'clock, but the boss wants me to do some extra work. I'll have to stay at the office. I don't know when I'll finish.玛丽没有告诉你吗？她邀请夏洛特和我今晚去吃饭。我说过我6点到你家，但老板要我加班。我不得不留在办公室。我不知道什么时候能做完。
👦I don't know what you're talking about.我不知道你在说什么。
👨That is John Smith, isn't it?你是约翰·史密斯，对吗？
👦Yes, I'm John Smith.是的，我是约翰·史密斯。
👨You are John Smith, the engineer, aren't you?你是工程师约翰·史密斯，对吗？
👨You work for the Overseas Engineering Company, don't you?你在海外工程公司工作，对吗？
👦No, I don't. I'm John Smith the telephone engineer and I'm repairing your telephone line.不，我不是。我是电话工程师约翰·史密斯，我正在修你的电话线。