1.Whatroomhasnowalls,nodoors,nowindows,andnofloors?Amushroom.(蘑菇)2.Whatissmallerthananinsect'smouth?Anythingiteats.3.Whatlargeinstrumentdoyoucarryinyourears?Drums,thatiseardrums.(鼓膜)4.What'stoomuchforone,justrightfortwo,butnothingatallforthree?Asecret.5.Whatpersontriedtomakeyousmilemostofthetime?Aphotographer.6.Whatanimalhasaheadlikeacat,eyeslikeacat,ataillikeacat,butisn'tacat?Akitten.(小猫)7.Whatsurprisingthingshappenevery24hours?Daybreaks,butdoesn'tfall;nightfalls,butdoesn'tbreak.8.Whatcanhearyouwithoutearsandcanansweryouwithoutamouth?Anecho.(回声)9.WhatdoyouknowaboutthekingsofFrance?Theyarealldead.10.Whatquestioncanyouneveranswer'yes"to"Areyouasleep?11.Whydosomeoldpeopleneveruseglasses?Theymustpreferbottlestoglasses.12.Whyisthepersonwearingtwocoatswhilepaintingthehouse?Becausetheinstructionsonthepaintcansay"Putontwocoatsforbestresults."13.Whattwowordshavethousandsoflettersinthem?Postoffice.14.Whatdoworkersdoinaclockfactory?Theymakefacesallday.15.What5-letterwordhas6leftwhenyoutake2lettersaway?Sixty.16.Whendoyougoasfastasaracingcar?Whenyouareinit.17.Howmanysidesdoesahousehave?Two-insideandoutside.18.Whatneverasksanyquestionsbutalwaysgetsanswers?Adoorbell.19.WheredidColumbusstandwhenhediscoveredAmerica?Onhisfeet.20.Whentheboyfellintothewater,what'sthefirstthinghedid?Hegotwetfirstofall.21.Whoisn'tyoursisterandisn'tyourbrother,butisstillachildofyourmotherandfather?Imyself.22.Whathasteethbutcannoteat?Acomb.