Buying a secondhand vehicle is a ________ business. A.risksB.riskyC.riskD.risking
Buying a secondhand vehicle is a ________ business.
A.risks
B.risky
C.risk
D.risking
相关考题：
Children can use the money ____ a lot of things for ____. A、to buy,themselvesB、buying,themC、bought,theirselvesD、buyed,theirs
若vehicle=['train','car','bus','subway','ship','bicycle','car'],则vehicle.count('car')结果是什么? A.carB.7C.1D.2
若vehicle=[['train','car'],['bus','subway'],['ship','bicycle'],['car']],则len(vehicle)结果是什么? A.1B.7C.6D.4
若vehicle=[['train','car'],['bus','subway'],['ship','bicycle'],['car']],则len(vehicle[1][0])结果是什么? A.3B.7C.6D.4
若vehicle=[['train','car'],['bus','subway'],['ship','bicycle'],['car']],则len(vehicle[1])结果是什么? A.2B.7C.6D.4
面是一个派生类的定义语句： public class car: vehicle{ private string model="L"; private int wheelNo=4;} 请指出针对该定义的正确说法（)。A．vehicle类是car类的一个特例，因而它可以被继承B．car类是父类，vehicle类是子类C．在car类中定义的成员model和wheelNo会删除vehicle类中同名的成员D．car类是vehicle类的一个特例，它可以继承vehicle类中除构造函数和析构函数以外的所有成员