In Java, you can create an anonymous class to implement an interface.

The properties of the inner class are inherited.

I always travel in first class.

We value quality rather than quantity.

In this case, it's about quantity rather than quality.

There are many students in the classes.

Class struggle is a central theme in Marxist theory.

Class struggles are an important part of history.

The classpath contains all the necessary libraries and resources for the program.

The class test was difficult, but I did well.