【多选题】树皮原料的采集主要有手工剥皮和机械剥皮,下列属于手工剥皮的是() 。
【简答题】The paper cup is ______________ the electric water-heater.
【单选题】You ______________ get the boiled water by yourself from the electric water-heater at the end of the carriage.
【单选题】The ______cup is beside the electric water-heater.
【判断题】JDK中定义了大量的异常类,这些类都是Exception类的子类或者间接子类。
【判断题】As some people have quite a lot of working experiences, it is not easy for them to pick out the job they badly want.
【简答题】You ______________ get the boiled water by yourself from the electric water-heater at the end of the carriage.
【简答题】JDK 中定义了大量的异常类,这些类都是( )类的子类或间接子类。
【简答题】JDK中定义了大量的异常类,这些类都是 类的子类或者间接子类。