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【判断题】
隧道内合理设置通风竖井，可降低行车空气阻力。A.
正确
B.
错误
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反馈参考答案：
举一反三
【判断题】class Square{ double side; Square(double side) { this.side=side; } double computeArea() { return side*side; }}有了上述类声明，类对象的创建语句Square 正方形=new Squ...
A.
正确
B.
错误
【简答题】牙本质龋由内向外分为哪几层
【单选题】A counter consisting of a flip-flop requires the recording of 100 count pulses, requiring at least ________ flip-flops. Choose A,B or C. Each flip-flop can output one binary number, if we want to get ...
A.
5
B.
7
C.
8
【简答题】book a room for trainer – N (by the end of the week)A:_________________________?B: No, I'm afraid that still needs to be done. I'll make sure it's booked by the end of next week.
【判断题】class Square{ double side; Square(double side) { this.side=side; } double computeArea() { return side*side; }}上述类声明中，关键字this可以省略。（ ）
A.
正确
B.
错误
【简答题】Direction: Complete the following sentence with a proper word from your textbook on P. 118. Change the form if necessary. We ought to make sure that everyone gets equal of the food. (n.)
【判断题】class Square { double side; Square(double side) { this.side=side; } double computeArea() { return side*side; } } 上述类声明中,关键字this可以省略。( )
A.
正确
B.
错误
【简答题】牙本质龋由内向外分为哪几层?
【单选题】有如下程序代码: #include using namespace std; class Square { public: Square(double _width = 0.0): width(_width) { } virtual double area() const { return width*width; } protected: double width; }; class Cube:...
A.
100100
B.
10001000
C.
1000100
D.
1001000
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