下列哪项不属于婴儿腹泻的病因()A.肠道内感染 B.消化系统发育不成熟 C.喂养不当 发布时间:2017-07-25 05:30 │ 来源:www.tikuol.com 题型:单项选择题 问题: 下列哪项不属于婴儿腹泻的病因()A.肠道内感染B.消化系统发育不成熟C.喂养不当D.血液中抗体偏低E.肠道外感染
题型:单项选择题 The new secretary is _____ and therefore the manager is satisfied with her work. [ ]A. effective B. efficient C. specific D. sufficient 查看答案