题目

Guide to Stockholm University LibraryOur library offers different types of studying places and provides a good studying environment. ZonesThe library is divided into different zones.The upper floor is a quiet zone with over a thousand places for silent reading,and places where you can sit and work with your own computer.The reading places consist mostly of tables and chairs.The ground floor is the zone where you can talk.Here you can find sofas and armchairs for group work. ComputersYou can use your own computer to connect to the wi-fi specially prepared for notebook c(2013?东营)试剂的正确选择和使用是实验成功的关键,下列实验中,所用试剂不能很好地达到使用目的是(  ) 实验名称 所用试剂 使用目的 A 观察酵母菌临时装片 碘液 染色 B 绿叶在光下制造淀粉 清水 溶解叶绿素 C 制作人口腔上皮细胞临时装片 生理盐水 保持细胞形态 D 比较不回果疏中维生素C 的含量 高锰酸钾溶液 与维生素C反应A.AB.BC.CD.D
英语 试题推荐