Whenmyson,Justin,wasfour,hefoundacaterpillar(毛毛蟲)andpu...
問題詳情： Whenmyson,Justin,wasfour,hefoundacaterpillar(毛毛蟲)andputitinajar.Eachdayhefeditwithfreshgrassandleaves.Inafewweeksthecaterpillarwasfatandreadytosleep.Onemorningwediscoveredthecaterpillarwr...