【判断题】If the metabolites of the drug in oral route are inactive, we need a large oral dose to attain the desired therapeutic effect.
【单选题】We need a large ____of money to build a new primary school for the poor children in the mountains.
【判断题】固体摄像器件的光电信号的读取与输出不是借助外界的扫描机构,而是依靠自身内部的驱动脉冲来完成。
【判断题】若事件A,B互不相容,则它们也相互独立.( )
【判断题】固体摄像器件的光电信号的读取与输出不是借助外界的扫描机构,而是依靠自身内部的驱动脉冲来完成。
【单选题】We need water to irrigate the fields.