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【单选题】
我国于2002年3月25日从酒泉载人航天发射场发射升空的“神舟三号”飞船,邀游太空6天零8小时,在预定轨道上环绕地球运行108圈,巡天540余万公里后,于4月1日16时51分准确降落在内蒙古中部地区。“神舟三号”飞船的成功发射和返回表明A.
人与规律的关系总是和谐的
B.
人能够正确认识和利用规律
C.
规律发生作用的形式是多种多样的
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举一反三
【单选题】程序的输入结果是 public class ShowTest { public static void main(String[] args) { // TODO Auto-generated method stub new Desk(100,100).toString(); } } class Desk{ int height; int width; public Desk(int height...
A.
height=100,width=100
B.
height=100,
C.
ch4.Desk@15db9742
D.
什么都没有输出
【单选题】When the height of the metacenter has the same value as the height of the center of gravity，the metacentric height is equal to ().
A.
The height of the metacenter
B.
The height of the center of gravity
C.
The same as half the height of the metacenter
D.
Zero
【简答题】已知代码如下 class Rectangle { private int width, height; public void setSize(int width, int height) { this.width = width; this.height = height; } } 下面哪些代码重载 setSize 方法 (10.0分)A. protected void setSize(int ...
【单选题】A home building company routinely orders standard interior doors with a height of 80 inches. Recently the installers have complained that the doors are not the standard height. The quality control ins...
A.
the mean height is > 80 inches
B.
the mean height is < 80 inches
C.
the mean height is = 80 inches
D.
the mean height is ≠ 80 inches
E.
the mean height is ≥ 80 inches
【多选题】下列说法中错误的是
A.
Height属性的值可以是任意整数
B.
所有对象均有 Height属性
C.
Height属性的值只能在属性窗口中设置
D.
Height属性设置对象的高度
【单选题】当有一个类: class Rect{ double width=10 ; double height=10; public Rect(double width,double height) {this.width=width;this.height=height;} public double getArea() { return width*height; } } 请问,若要生成一个长为20,宽...
A.
Rect r1=new Rect();
B.
Rect r1=new Rect(20);
C.
r1.width=10;r1.height=20;
D.
Rect r1=new Rect(20,10);
【单选题】— I'm thinking of the driving test tomorrow. I'm afraid I can't pass it this time. — I'm sure you will make it. _______! [ ]
A.
No wonder
B.
Cheer up
C.
No problem
D.
No way
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