男性， 32 岁，间断发作下腹痛，腹胀伴腹泻或便秘 3 年，下腹痛不重，排便常有脓液，无脓血，三周来再次发作，伴腹泻。大便 2-4 次/ 天，粪性同前。体格检查，下腹部有轻度压痛，其余未发现异常。粪便常规隐血阴性，其余未见异常。为明确诊断最有意义的检查是
D
暂无解析
男性,48岁,外出旅行后,出现发热,咳嗽,咳痰伴乏力,腹泻5天,查体:血压120/76,神智清,双下肺湿罗音,化验血,白细胞12×10的9次方,中性粒细胞87%,血Na126。胸片提示双下肺斑片状影,外院行“头孢呋辛”输液治疗后,自行感觉症状无好转,胸片提示双下肺阴影面积增加,该患者下一步有效治疗最可能适用？
The colloquial or spoken language is the language for the use of the ________.
对于领导干部利用职权收受贿赂的监督，属于对（）
The question of going to the United States for a doctor _____ his mind
法西斯的新闻事业属于什么阶段()。
It is obvious how bad movies will impact ________ children.
The girl was lucky enough to _______ the bad men and ran away.
The traffic was held up for more than thirty minutes, ________ caused me to arrive late.
We are waiting ______ your reply ______ our letter.
我国新闻机构走上产业化经营的主要标志是
We are ______ to have your enquiry for Sewing Machines.