【简答题】During the afternoon, David lost all the money he ____(win) in the morning.
【判断题】Working during the morning and attending classes during the afternoon.
【单选题】During the afternoon Marilla kept the child busy with______tasks and watched over her with a keen eye when she did them.
【判断题】Are the following sentences correct or incorrect in structure? Working during the morning and attending classes during the afternoon.
【判断题】合流管网的雨水设计重现期一般应比分流制雨水管网的设计重现期高。( )
【判断题】在报表处理系统中,关键字是报表数据处理和报表查询的一个重要依据。()
【单选题】下列不属于液压传动的优点的是( )。
D.
操纵简便,易于采用电气.液压联合控制以实现自动化
【判断题】合流管网的雨水设计重现期一般应比分流制雨水管网的设计重现期高 10%-25%。
【判断题】Decide whether the following sentences are fragments.Working during the morning and attending classes during the afternoon.