公有派生类对象可以访问基类中的( )。
A.公有成员
B.私有成员
C.保护成员
D.任何成员
参考答案:A
解析: 公有派生类对象只能访问基类中的公有成员。
All but one _____ take part in the conference __ tomorrow.
A.is going to that is to take place
B.are going to that is about to take place
C.are going to that is to be taken place
D.are going to; which is to be held
维护规程规定抵押配电设备中熔断器的温升应低于()。
A.80℃
B.50℃
C.60℃