【单选题】给定如下代码,要在第三个构造方法的空白处填上一行代码使之能够调用第二个构造方法,这行代码应该是() class Circ le{ Str ing name,radi us; int r; public Circle(String n){ name=n; } public Circle(String n, int a){ na me=n; r=a; } public Circle(String n,...
【简答题】fear artificial devices argue remind share basic nature recent project 1 . Mary is my best friend and I always my secrets( 秘密 ) with her. 2 . The lost traveler was filled with when he saw a...
【简答题】完形填空。 Sports in America In many parts of the world, there are four seasons: spring, summer, fall and winter. In the USA, there are only three: football, basketball and baseball. If you want to know 1 ...