1.That's a rather difficult question for several reasons, but the solution may not be as complicated as you think.
出于多种原因，这是个很难回答的问题，但是解决的途径并不像想你想的那么复杂。
2.Just before they got to the door, a man stopped them and asked the driver a very difficult question.
就在他们快到门口的时候，一个人拦住他们，问了司机一个十分难的问题。
3.When they got to the door, a man asked the driver a difficult question.
当他们走到门口时，一个人问了司机一个很难的问题。
4.But just they got to the door, a man suddenly asked the driver a difficult question.
可是就在他们走到门口时，有人突然问司机一个难题。
5.Mr. Blake embarrassed me with the difficult question I did not answer.
布雷克先生的问题我不能回答，使我很窘。
6.First, she says, it must address the more difficult question of when a person can really be said to be dead.
首先，必须对何时可以说一个人真正地死亡提出更加困难的问题。
7.And if that is the case, the eternally difficult question of what NASA is for will soon have to be asked again.
如果事实真是如此的话，那么NASA是用来干什么的这个永恒的难题会被再次提出来。
8.I've thought about how I might answer this difficult question, and I'd like to share my thoughts about this.
我已经考虑过我会如何回答这一难题，而且我愿意与大家分享。
9.They tried to catch her out with a difficult question.
他们试图用一道难题难倒她。
10.What will matter? It is such a difficult question. It's worth thinking. And when you find the answer, you find the meaning of your life.
生命中什么最重要？这个问题很难回答，也值得我们仔细思考。当你找到答案的时候，你也就找到了生活的意义。