这个问题一定有办法解决。
你们一定有很多疯狂派对。
你一定有好成绩。
你一定有表兄妹。
“在那个洞里，”他自言自语道，“一定有火。”
那里一定有水。
毋庸置疑，那些深受贵校学生欢迎的领导，一定有他们过人的优势。
There is no doubt that those leaders who are popular with the students in your school must have their advantages over others.
除了地球表面的铁以外，一定有什么东西吸收了植物产生的大量氧气。
Something in addition to the iron on Earth's surface must have absorbed much of the oxygen produced by plant life.
这是第一次在女性和男性的大脑中发现结构上的差异，而且这一定有某种意义。
This is the first time that a structural difference has been found between the brains of women and men and it must have some significance.
人们相信，这些不明飞行物中一定有来自其他星球的科学家，他们正在研究地球上的生命。
The UFOs, it is believed, must contain scientists from other planets who are studying life on earth.
在这些地区，每个月的降雨量超过了上述定义中的量，所以一定有其他因素促成草原的形成。
In these areas, rainfall per month exceeds that in the above definition, so other factors must contribute to savanna formation.
郑爱强，电视节目《超级大脑》中的“记忆运动员”，可以在一小时内记住2660个数字！你会认为像他这样的人一定有特别的头脑。
Zheng Aiqiang, a "memory athlete" on TV show Super Brain, can remember 2,660 numbers in just one hour! You would think people like him must have special brains.
一定有人向警方告密了。
他们认为这项计划对大多数家庭不一定有好处。
They consider the plan to be of dubious benefit to most families.
你一定有能力证明你值得加薪。
在学习期间，你一定有点累了。
In the middle of a study period, you must be a little tired.
你身边一定有些旧东西。
你一定有很多爱好，比如阅读、绘画等等。
它让他们觉得自己一定有什么问题。
It makes them feel like there must be something wrong with them.
我认为比尔的善良和体贴一定有其原因。
I thought that Bill's kindness and caring must come from somewhere.
2009年，来自荷兰的马丁·波斯马断定一定有更好的办法。
In 2009, Martine Postma from the Netherlands decided there must be a better way.
我想你一定有什么大计划。
那里一定有一个天使。
某处一定有一扇门。
我敢打赌，在座的各位一定有人知道1000多首歌的歌词。
I bet there are people in this room who know the lyrics to over 1,000 songs.
对于黄颌蛇来说，毒液一定有其他的作用，可能和消化猎物有关。
For colubrids, the venom must serve some other purpose, maybe linked to digesting prey.
这个假设是，即使这个DNA不构成任何基因，它一定有其他的用途。
The assumption is that even if this DNA doesn't make up any of the genes, it must serve some other purpose.
当走进自己的房间时，店主对妻子说：“看看他的包，里面一定有很多钱。”
After he went into his room, the owner said to his wife, "Look at his bag, there must be much money in it."
当然，以前一定有一些不太完美的故事，但这两个故事是最早被记录下来的。
Surely a few less perfect stories must have come before, and yet these two were among the first on record.
当然，以前一定有一些不太完美的故事，但这两个故事是最早被记录下来的。
Surely a few less perfect stories must have come before, and yet these two were among the first on record.
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