【简答题】On a cold day in December, a lady saw a little boy _____ the window of a shoe store. It was because the boy wanted to have a _____. After the lady knew it, she bought him _____ pairs of socks and a pa...
【单选题】设有下面的两个类定义: class AA { void Show(){ System.out.println("我喜欢Java!");} } class BB extends AA { void Show(){ System.out.println("我喜欢C++!");} } 则顺序执行如下语句后输出结果为______。 AA a=new AA(); BB b=new BB()...