您要查找的是不是：
- Is this radio yours? 这收音机是你的吗?
- Is this radio still under warranty? 这台收音机还在保修期内吗?
- Be this radio yours? 这收音机是你的吗?
- Is this your first visit to London? 这是你第一次访问伦敦吗？
- How much do you think this radio will sell for? 你认为这台收音机会卖多少钱？
- "Is this your vehicle, sir?" asked the policeman. “这是您的车吗，先生？” 警察问道。
- This radio station does not carry any advertising. 这家广播电台不播送任何广告。
- This radio has a two-year guarantee. 这台收音机保修两年。
- This radio set is unconventionally shaped. 这个收音机样子很别致。
- Is this your parents' apartment? No, it's my brother's. 这是你双亲的公寓吗？不，它是我兄弟的。
- There is much noise in this radio. 这收音机杂音很多。
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- 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。
- Is this the original drawing or is it a copy? 这是原画还是模本?
- Listeners to this radio show can phone in their opinions on Sundays. 这个节目的听众可以在星期天把他们的意见通过电话告诉电台。
- Is this game a league match or a friendly? 这场比赛是联赛还是友谊赛？
- 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？
- Can this radio receive short-wave? 这个收音机能收短波吗？
