您要查找的是不是：
- Yes.I think there must be a mistake. 是的，我想是弄错了。
- There must be a break in the circuit. 电路中一定有断路。
- There must be a catch to that last question. 最後那个问题里面一定有圈套。
- There must be a mistake. 一定是上错了。
- That house is very cheap, there must be a catch in it somewhere! 那幢房子这么便宜，里面一定有蹊跷！
- The plan seems too good; there must be a catch in it. 这项计划似乎太美了，其中必有蹊跷。
- Astounding! It must be a mistake. 奇怪！一定是搞错啦。
- There must be a little crack in the Brooke family. 布鲁家的人神经一定不太正常。
- There must be a basis from which to raise. 提高要有一个基础。
- There must be a party going on next door. 隔壁准是在举行聚会。
- I smell gas; there must be a leak somewhere. 我闻到了煤气味，一定是什么地方漏气了。
- There must be a threshold of thermal noise. 必有一个热噪声的门限值。
- There must be a catch somewhere. 肯定有些古怪。
- I smell gas ; there must be a leak somewhere. 我闻到了煤气味，一定是什么地方漏气了。
- There must be a way around the problem. 肯定有解决这个问题的办法。
- There must be a way round the problem. 这个问题一定有办法解决。
- There must be a breach of that duty of care. 一方违反注意义。
- There must be a fool in each pair of lovers. 每队情侣中,必定有一个是傻瓜。
- It must be evident to all of you that he has made a mistake. 你们一定很清楚，他犯了错误。
- There must be a loose connection. 一定是接头松了。
