慢性呼吸系统疾病发生急性呼吸衰竭最常见的诱因是() A.呼吸道感染 B.吸烟 C.剧 发布时间:2017-05-04 16:29 │ 来源:www.tikuol.com 题型:单项选择题 A1/A2型题 问题: 慢性呼吸系统疾病发生急性呼吸衰竭最常见的诱因是()A.呼吸道感染B.吸烟C.剧烈活动D.电解质紊乱E.营养不良
题型:单项选择题 A1/A2型题 While it is essential that the text covers the subject adequately, it is also important that it is neither too detailed or too complex for the intended reader.()A. forB. norC. noD. not 查看答案