您要查找的是不是：
- Whose mail is this? 这是谁的邮件?
- The mail is conveyed with expedition. 那封信被迅速地传递出去。
- The office mail is opened in the morning. 公务信件在早晨开启。
- Whose coat is this? Is this yours, Mike? 这是谁的大衣?这是你的吗，麦克?
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- Whose sock is this? Is it yours? 这是谁的袜子?是你的吗?
- Is this reference book of any use to me? 这本参考书对我有用处吗？
- It is this molecular motion that we call heat. 就是这种分子运动我们称之为热。
- Whose coat is this? Look at the name tag. 这件外衣是谁的?看看姓氏标签。
- Is this the original drawing or is it a copy? 这是原画还是模本?
- Now, whose qurik is this, anyway? 现在看看，究竟是谁有怪癖?
- A coat of mail is made of interlinked metal rings. 甲胄是用许多互连金属环做成的
- Electronic mail is just instantaneous mail. 电子邮件就是即时邮件。
- Just whose fault is this damage? 那么责任应该谁来负呢?
- A vehicle by which mail is transported. 邮车运送邮件的车辆
- A: Just whose fault is this damage? 这次的损坏究竟是谁的责任呢?
- The mail is delivered twice daily. 邮件每天送递两次。
- Is this game a league match or a friendly? 这场比赛是联赛还是友谊赛？
- Air mail is quicker than sea mail. 航空邮件比海运快。
- Is this your first visit to London? 这是你第一次访问伦敦吗？
