您要查找的是不是：
- It must be most precious. 那肯定十分昂贵。
- It must be difficult to play various personae in the same movie. 在同一个电影中扮演不同的角色肯定不容易。
- It must be much smaller than a star, in order that its signals fluctuate so rapidly. 它一定比一颗恒星小得多，才能如此快速地发出信号。
- If a garment won't wash, it must be dry-cleaned. 用水洗就退色或缩水的衣服得乾洗。
- Lily's brooch looks exquisite. It must be very precious. 丽丽的胸饰很别致，看得出来是个名贵的东西。
- It must be getting on for midnight. 八成已经半夜了。
- It must be going on (for) midnight. 现在一定快半夜了。
- 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。
- It must be nice living at home and never have to worry about food. 住在家里的学生多好，不必为了吃饭而烦恼。
- The stamp in the library book shows it must be returned tomorrow. 图书馆的书上的戳记表明，这本书必须在明天归还。
- "Know thyself" must be the most precious education, and then you can become acquainted with everything else. “认识你自己”必须成为最珍贵的教育，然后你才能知晓其他事物。
- Be sure that your site will aid them to decision-making. Not just any decision, it must be a decision that will be most favorable to you. 确保你的站点可以帮助它们制定决策。不管是什么样的决策,但是这个决定必须能够最大限度的赞成你。
- If time be of all things the most precious, wasting of time must be the greatest prodigality. 如果时间是最宝贵的，那么浪费时间便是最大的浪费。一寸光阴一寸金，寸金难买寸光阴。
- I've never lived in one place too long, it must be the Gypsy in me. 我从来没有在一个地方长住过，一定是我性格中有吉普赛人的特性。
- I can't date that house exactly, but it must be very old. 我不能确切地说出那所房子的年代，但一定是很古老的。
- If the complaint turns out to be more serious it must be referred back for a full investigation. 如果投诉证明是较严重的,这投诉必须要送回作全面调查。
- The stamp in your library book shows it must be returned tomorrow. 你从图书馆借的书上的戳记表明，这本书必须明天归还。
- If time were of all things the most precious,wasting of time must be the greatest prodigality. 如果说一切事物中时间是最宝贵的，那么浪费时光可能是最大的浪费。
- It must be the only modern house in the district. 这一定是本地区唯一的现代化住宅。
- It must be done in the proper way. 这件事必须以恰当的方式来做。
