1. He was obsessed by the problem of how to spend the money.
    使他烦扰的问题是如何花那些钱.

2. He cann´t find the solution for the problem.
    他找不到问题的解决方案.

3. He was thinking about a muth problem.
    他正在考虑一个数学问题。

4. He has been studying this problem for more than two decades.
    他对这个问题研究了20多年。

5. And one odd finding that makes the problem puzzling is that it looks very much as if sleeping is not simply a matter of giving the body a rest.
    一项使人对这个问题感到困惑的奇怪的发现是，睡眠在很大程度似乎并不仅仅是为了使身体得到休息。

6. And I would have been very pleased to be regarded as something so interesting as a problem.
    如果我当时真的被看成像一个问题那样有趣，我会感到很得意的。

7. As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship´s power and limits its speed.
    作为一个船舶技师，科克雷尔在寻找解决波浪阻力的方法，因为波浪阻力浪费掉了船在水面行驶的大量动力，从而限制了船的速度。

8. Another big problem encountered by most youngsters is how sick they feel about being away from home.
    大多数年轻人遇到的另一个大问题，就是他们远在他乡、倍思亲人。

9. As we study marriage, we find that different cultures have solved the problem of finding a spouse in different ways.
    我们研究婚姻问题时, 发现不同的文化以不同的方式来解决寻找配偶的问题。

10. "People in and near cities have little opportunity to experience parks or unprotected open spaces, and that's becoming a problem," says Mister Ernest Cook, a senior vice president of the Trust for Public Land (TPL).
    "住在城里或城市附近的人们很少有机会看到公园或开阔的空地，这正在成为一个问题," 公有土地信托机构的资深副总裁欧内斯特·考克先生说。