【判断题】Second class seats are also available on a CRH series EMU trains.
【单选题】The doctor's mistake in judgment_____ the death of patient.
【单选题】5×8LED点阵指的是何种LED点阵()?
【单选题】某单位在大学设立奖学金,每年年末存入银行 2 万元,若存款利率为 3% ,第五年末可得本利和多少( )。
【单选题】某单位在大学设立奖学金,每年年末存入银行 3万 元,若存款利率为 2.75% 。按复利计算第 4 年末可得款多少万元?
【判断题】Second class seats are a good choice for passengers.
【单选题】The second-class seats are ______________ than first-class seats.
【单选题】上世纪中叶科学家发明了下红光 LED 和绿光 LED ,为与这两种 LED 组合,产生白色 LED 光源,日本科学家又探寻到一种 LED ,它是( )