请读一读句子,并把谜底编号写在各句子的前面括号内.
()1.Whatroomhasnowalls,nodoors,nowindow,andnofloors?
()2.Whathasteethbutcannoteat?
()3.Whatanimalhasaheadlikeacat,eyeslikeacat,ataillikeacat,butisn'tacat?
A.adoorbellB.postofficeC.amushroomD.akittenE.acombF.ImyselfG.sixtyH.areyouasleep?