【简答题】(2013.06 Task 3) If you want to get around Vancouver easily, then you will want to take the SkyTrain around the city. Launched in 1986, SkyTrain is the oldest and one of the longest fully-automa...
【简答题】Though the automated grading system is widely used in multiple-choice tests, automated essay grading is still criticized by many educators.
【单选题】要改变窗体中文本框控件的数据源,应设置的属性是
【多选题】下列作物种子属于植物学上的真种子的有()。