一位体胖的老年高血压病患者,鼻腔反复出血2天,最可能的原因是()。 A.高血压动脉硬 发布时间:2017-08-04 17:24 │ 来源:www.tikuol.com 题型:单项选择题 问题: 一位体胖的老年高血压病患者,鼻腔反复出血2天,最可能的原因是()。A.高血压动脉硬化B.营养障碍C.血液病D.维生素缺乏E.鼻前庭溃疡
题型:单项选择题 已知氧化性BrO-3>>Cl2>>I2。现将饱和氯水逐滴滴入KI淀粉溶液中至过量。(1)可观察到的现象是:①_____________________________________________________________________________,②_____________________________________________________________________________。(2)写出有关的离子方程式:①____________________________,②____________________________。 查看答案
题型:单项选择题 In each production lot for a certain toy, 25 percent of the toys are red and 75 percent of the toys are blue. Half the toys are size A and half are size B.If 10 out of a lot of 100 toys are red and size A, how many of the toys are blue and size B ?()A.15B.25C.30D.35E.40 查看答案