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【简答题】
创建一个接口IShape,接口中有一个求取面积的抽象方法“public double area()”。定义一个正方形类Square,该类实现了IShape接口。Square类中有一个属性a表示正方形的边长,在构造方法中初始化该边长。定义一个主类,在主类中,创建Square类的实例对象,求该正方形对象的面积。
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【简答题】The teacher who did the most to encourage me was, as it happens, my aunt. She was Myrtle C. Manigault, the wife of my mother’s brother Bill. She taught me in second grade at all-black Summer School in...
【简答题】阅读理解。 The teacher who did the most to encourage me was, as it happened, my aunt. She was Myrtle C. Manigault, the wife of my mother's brother Bill. She taught in second grade at all-black Summer Schoo...
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