您要查找的是不是：
- Whose purple marker is this? 这紫色麦克笔是谁的?
- 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。
- Please State How The Marker Is Attached To The Lay? 请说明如何铺纸样?
- 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?
- Just whose fault is this damage? 那么责任应该谁来负呢?
- A: Just whose fault is this damage? 这次的损坏究竟是谁的责任呢?
- Is this game a league match or a friendly? 这场比赛是联赛还是友谊赛？
- Is this your first visit to London? 这是你第一次访问伦敦吗？
- Front desk clerk. Is this Mr. Lie? 柜台服务员，请问你是李先生吗？
- John, is this the right way to operate the machine? 约翰，这是操作这台机器的正确方法吗？
- Here is this week's market price for sheep. 这是本星期的羊市价格。
- Whose handwriting is this? Can you identify it? 这是谁的笔迹， 你辨认得出来吗?
- Mummy's next project is this purple Moebius octopus bag! 妈咪再来想做的就是这个紫色的梅式章鱼包！
- Whose is this mug?Is this yours,John? 这是谁的大杯子?约翰，是你的吗?
