170.Who always drives his customer away？
——A taxidriver.
171.Who makes a million dollars a day？
——People who work in a mint.
Notes：
168．red tape 真正的含义是：繁文缛节，官僚作风169．patients 音似patience
lose one’s patience 不耐烦，发脾气
170．drive…away 另一种理解是：用车把……接走171．mint n．造币厂
172.Can you tell me how fast light travels？
——The same way as slow light travels.
173.What’s the hardest in the world？
——Life，because everyone has to give it up.
174.What’s the smallest bridge in the world？
——The bridge of a nose.
Notes：
172．travel v．传播，运行
“how fast light travel”有两种理解：
①光速有多快；
②快的光线如何传播。
173．give…up（努力不成之后）放弃；终止
174．bridge n．桥；鼻梁
175.Can I try on that dress in the window？
——You can use the dressing room.
176.When is a secret like a dress？
——When it’s let out.
177.What comes before six？
——The milkman.
Notes：
175．“Can I try on that dress in the window？”
另一种理解是：我能在橱窗里试那件连衣裙吗？
176．let out（秘密）泄露；（衣服）改大
177．“What comes before six？”
另一种理解是：什么在六点钟之前来？
178.What’s the difference between a woman and an umbrella？
——You can shut up an umbrella.
179.What sport do waiters and waitresses excel in？
——Tennis．They really know how to serve.
180.What has four legs and flies？
——A dead horse.
Notes：
178．shut up 关起来，收起来；（使）闭嘴，住嘴you can shut up an umbrella的含义是：
you can’t shut up a woman（你可没法叫一个女人住嘴）
180．serve v．发球；服务，侍候
181．flies v．飞（fly 第三人称单数形式）
n．苍蝇
182.Will liars be honest after they die？
——No，they won’t．They lie still after they die.
183.Why are people always tired on April Fool’s Day？
——Because they’ve just had a long March.
184.What driver never speed？
——A screwdriver.
Notes：
181．lie still 静躺，静卧；仍旧撒谎
182．March 三月；march n．行军，行进
183．screwdriver n．螺丝刀
184.Why is the heart of a tree like the end of a dog’s tail？
——Because it’s the farthest place from the bark.
185.Why is the airplane pilot like the escaping prisoner？
——They both want safe flights.
186.When is a horse the heaviest？
——When it’s led.
Notes：
184．bark n．树皮；狗吠
the end of a dog’s tail 狗尾巴梢，离狗的嘴最远185．flight n．飞行；逃亡，逃跑
safe flight 安全飞行；安全出逃
186．led：lead（牵引）的过去分词，音似lead（n．铅）187.What vegetable do people have if they want privacy？
——Lettuce alone.
188.What do you do with your shoes after you wear them out？
——Wear them back in.
189.Why do you think 10points are no less than 100points？
——Because the difference between them is just nothing.
Notes：
187．Lettuce alone 音似let us alone（让我们单独待一会儿）
privacy n．隐私
188．wear…out 把……穿破，穿坏；把……穿着到外面189.Who will be your real friend，a poor friend or a rich one？
——A poor friend，because a friend in need is a friend indeed.
190.Why don’t you buy a vacuum cleaner？
——I don’t have any vacuum to clean.
191.What’s the most contradictory sign in a library？
——To speak aloud is not allowed.
Notes：
189．a friend in need 患难之交
inneed 需要帮助，需要资助，穷困的
190．vacuum n．真空
191．contradictory adj．互相抵触的
To speak aloud is not allowed 音似to speak aloud is not aloud（大声讲话不是大声）.
192.Is there anything that you can’t get over？
——Lots of．The sun，the moon，and lots of buildings.
193.Why did the hippies remind one of a coal miner in the old days？
——Because they’re fond of saying：“I dig．”
194.Do people fish with a permit in this area？
——No，we fish with a bait.
Notes：
192．get over 淡忘，痊愈（不愉快的经历、感受等）；熬过193．“I dig”真实含义是：我喜欢
194．with 持有；用……做某事
permit n．许可证，执照
195.Why is jaywalking tiring？
——Because it may make one have a rundown feeling.
196.Why are giraffes considered intelligent？
——Because it’s the highest form of animal life.
197.Why are horses considered talented in painting？
——Because they draw a lot of things.
Notes：
195．rundown adj．身体不好的，音似run down（被车撞倒）
jaywalk v．乱穿马路
196．high adj．高的
the highest form 最高级形态
197．draw v．拖，拉；画
198.What job will make people look up to you？
——Windowwashing on highrises.
199.Why is an empty matchbox the thing tohave in the world？
——Because it’s matchless.