41. Wo ke sou, da pen ti shi, yong shou pa yan kou bi; wo you tan, yao tu zai tan yu li Publication: [Shanghai] : Shanghai xin ya shu dian, [1950?] Subject(s): Health EducationChildHealth PromotionHygieneChina
42. Wo mei tian xi lian, shua ya; fan qian xi shou, fan hou shu kou Publication: [Shanghai] : Shanghai xin ya shu dian, [1950?] Subject(s): Health EducationHealth PromotionHygieneChina
43. Wo shui jue shi, tou lu zai bei wo wai mian; wo zai re tian shui jue, yao gai hao du zi Publication: [Shanghai] : Shanghai xin ya shu dian, [1950?] Subject(s): Health EducationHealth PromotionHygieneChina