水体受到生物性污染后,可引起各种介水传染病的传播和流行,除了() A.霍乱及副霍乱 发布时间:2017-09-08 23:52 │ 来源:www.tikuol.com 题型:单项选择题 A1型题 问题: 水体受到生物性污染后,可引起各种介水传染病的传播和流行,除了()A.霍乱及副霍乱B.痢疾C.血吸虫病D.布氏杆菌病E.病毒性肝炎
题型:单项选择题 A1型题 _______ the manager came to Beijing on business, he would visit his old friends there. [ ]A. Every time B. Many times C. In no time D. All the time 查看答案