单项选择题
还原染料的还原速率常用[填空1]来表示。
问答题还原染料的还原速率常用[填空1]来表示。
辛弃疾是南宋豪放派词人、将领,有“词中之龙”之称。与苏轼合称“苏辛”,与李清照并称“济南二安”。 ...
判断题辛弃疾是南宋豪放派词人、将领,有“词中之龙”之称。与苏轼合称“苏辛”,与李清照并称“济南二安”。 正确 错误
A new laptop costs about _____________ of a second-hand...
单项选择题A new laptop costs about _____________ of a second-hand one. A. The price of three times B. three times the price C. as much as the three times price D. three times more than the price