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C42://下面是桌子类的定义,完成复制构造函数功能: class Desk { private: int length,width, high; //依次为长宽高 public: Desk( Desk &d); //复制构造函数声明 }; //复制构造函数定义: Desk::Desk(Desk &d) { //对桌子长赋值的语句加分号 //对桌子宽赋值 的语句加分号 //对桌子高赋值的语句加分号 }
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【单选题】Farmers use water in many ways.() they use water to grow crops.
A.
In fact
B.
For example
C.
Besides
D.
Because of this
【简答题】Sweden has many trees that it can use as a fuel source.
【简答题】How many things are you supposed to save if you use the software? ______, ______ and ______.
【单选题】Today computers _____ a great deal in many fields. [ ]
A.
are use
B.
use
C.
are used
D.
used
【简答题】A common ___ ( 共同属性 ) among successful people is their ability to___ ( 察觉;意识到;理解 ) themselves as winners, even at their lowest moments.
【判断题】Language tends to use as few forms to refer to as many meanings as possible.()
A.
正确
B.
错误
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