下面是几条定义类的语句,只能被继承的类而不能实例化对象的是( ).A.class student B.public class studentC.abstract class student D.sealed class student

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下面是几条定义类的语句,只能被继承的类而不能实例化对象的是( ).A.class student B.public class studentC.abstract class student D.sealed class student
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下面是几条定义类的语句,只能被继承的类而不能实例化对象的是( ).A.class student B.public class studentC.abstract class student D.sealed class student
下面是几条定义类的语句,只能被继承的类而不能实例化对象的是( ).
A.class student B.public class student
C.abstract class student D.sealed class student

下面是几条定义类的语句,只能被继承的类而不能实例化对象的是( ).A.class student B.public class studentC.abstract class student D.sealed class student
C
抽象类