脑筋急转弯9
Q:What's the difference between a monkey and a flea?
A: A monkey can have fleas, but a flea can't have monkeys.
猴子会和跳蚤有什么不同呢？你可能会直接的想到它们俩是一大一小。但除此之外呢，那就是猴子身上可以长跳蚤，而跳蚤身上却不能有猴子。这个答案很有意思吧？
Q: How can you most irritate a farmer?
A: By treading on his corn?
如果你踩了农夫的玉米或是谷物，他肯定会生气的；而如果你踩了农夫脚底的鸡眼，他会更生气。Corn既可以表示“玉米/谷物”，也有“鸡眼”的意思。
Q: Which is the strongest creature in the world?
A: The snail. It carries its house on its back.
因为snail（蜗牛）的后背上总是背着一所房子，所以说蜗牛是世界上最强壮的生物是不足为奇的。你说呢？
Q: What do people do in a clock factory?
A: They make faces all day.
一看到make faces这个短语，你可千万别以为是在钟表厂工作的人整天都做鬼脸呀！因为除了这个意思以外，它还可以从字面上解释为制造钟面。
Q: How do you stop a sleepwalker from walking in his sleep?
A: Keep him awake.
怎样才能不让梦游者（sleepwalker）梦游（walk in his sleep）呢？最简单的方法就是不让他睡觉。虽然这不是治疗方法，但如果让梦游者醒着呢，他的确就不会去梦游了。