(25)Why does time fly?
答案：Because so many people aye trying to kill it.
解析：“time fly”为“时间飞逝”之意;“killtime”为一英语习语，意思是“消磨时间”。
(26)Why is a riverrich?
答案：Because it has two banks.
解析：bank有两个含义，分别是“河岸”和“银行&rdquo其字形和字音完全相同。
(27)Who carries his house with him?
答案：A snail(蜗牛).
解析：蜗牛背上有螺旋纹的壳，就像其房子。
(28)If Dick's father is Tom's son，what relation is Dickto Tom?
答案：Tom is Dick's grandfather.
解析：汤姆的儿子是迪克的父亲，当然汤姆是迪克的祖父。
(29)What letter is never found in the alphabet?
答案：Theoneyoumail(你寄出的信).
解析：letter有“信”和“字母”之意。答案看似答非所问，实则暗渡陈仓。
(30)It wasn't my sister，nor my brother.But still it wasthe child of my father and mother.Who am I?
答案：Myself.
解析：同为父母所生，这个人既不是我姐姐/妹妹，也不是我哥哥/弟弟，那当然是我自己了。
(31)What letter is a part of the head?
答案：Theletter“I”.
解析：字母I与单词eve(“眼睛”为头部的一部分)的发音完全相同。
(32)What letter is an insect?
答案：Theletter“B”.
解析：字母B与单词bee(密蜂)的发音完全相同。
(33)Whatis the only thing you can break when you sayits name?
答案：Silence.
解析：silence意思是“沉默不语&rdquo当你说出答案时，你就bxesk silellce(打破沉默)。
(34)WhaLisalwaysfilled when it is used and emptywhen at rest?
答案：A shoe
解析：短语al rest是“休息”的意思.这里指人们不用鞋子。
(35)What changes a pear into apearl?
答案：The 1etter“1”.
解析：pear是“梨子”的意思，后面加上字母后变成pearl (珍珠)。在字母“l”的帮助下，“梨子”的身价陡增，一下变成了“珍珠”。
(36)whatmustyou keep after giving it to someone else?
答案：Yourword(你的诺言).
解析：短语keep one's word意为“遵守诺言，守信”。什么东西你给了人家之后就必须要守着，当然是“你的诺言”了。