下列各组离子在水中一定能大量共存,并形成无色透明溶液的是( ) A.Fe2+、O 发布时间:2017-07-02 20:35 │ 来源:www.tikuol.com 题型:选择题 问题: 下列各组离子在水中一定能大量共存,并形成无色透明溶液的是( )A.Fe2+、OH-、SO42- B.H+、Na+、HCO3-C.NH4+、H+、NO3-D.K+、H+、MnO4-
题型:选择题 The Pirates(神奇海盗团) Tel: 5138227Place : Screen Movie TheaterTime: 7:30pm-9:30pm from June 12th to July 12thPrice: ¥70International Picnic Tel: 5164888Come and enjoy the delicious food from all over the world.Place: the People's ParkTime : 12:00noon-5:00pm this Saturday, September 10thPrice: ¥80 for adults(成年人), ¥40 for children under 13Zhang Jie's Concert Tel : 5172000Place: Blue Sky TheaterTime : 7:00pm-9:00pm on July 12thPrice: ¥60-¥200小题1:If you are a fan of Zhang Jie's, you can go to his concert inA.Blue Sky TheaterB.Screen Movie TheaterC.the People's ParkD.International Picnic小题2:You can enjoy delicious food from all over the world at .A.8:00am on SaturdayB.9:00am on SaturdayC.2:00pm on SaturdayD.5:00pm on Sunday小题3:Jim wants to relax with 100 yuan on June 30th. He can .A.go to the concertB.go to the movieC.go to the People's ParkD.have delicious food小题4:Mr. White wants to take his wife and his 6-year-old son to International Picnic, how much does it cost?A.¥240B.¥200 C.¥120D.¥210小题5:If you want to order a ticket for the concert, you can call .A.5138227B.5164888 C.both A and BD.5172000 查看答案
题型:选择题 层砌体房屋按刚性方案进行静力分析时,在竖向荷载作用下墙、柱的计算中其支座按()考虑。A.每层上下端为固定支座B.每层下端为固端,上端为铰支C.两端为铰支座D.下端为铰,上端为固定 查看答案