C#中的多重继承 - 再次

public interface IInterface1
{
    void Method1();
}

public interface IInterface2
{
    void Method2();
}

public class MyClass : IInterface1, IInterface2
{
    public void Method1()
    {
        // Implementation
    }

    public void Method2()
    {
        // Implementation
    }
}

public abstract class AbstractClass1
{
    public abstract void Method1();
}

public abstract class AbstractClass2
{
    public abstract void Method2();
}

public class MyClass : AbstractClass1, AbstractClass2
{
    public override void Method1()
    {
        // Implementation
    }

    public override void Method2()
    {
        // Implementation
    }
}

public class Class1
{
    public void Method1()
    {
        // Implementation
    }
}

public class Class2
{
    public void Method2()
    {
        // Implementation
    }
}

public class MyClass
{
    private Class1 _class1;
    private Class2 _class2;

    public MyClass()
    {
        _class1 = new Class1();
        _class2 = new Class2();
    }

    public void Method1()
    {
        _class1.Method1();
    }

    public void Method2()
    {
        _class2.Method2();
    }
}