We are focusing on the research and development of new products.

I conducted a research project as a summer vacation homework.

He claims to be a socialist.

The Socialist Republic of Vietnam is located in Southeast Asia.

He is an expert in sociology.

After graduating from university, you have to prepare to enter the real world.

Maintaining social order is the responsibility of all of us.

He understands his responsibilities as a working adult.

Actions that go against social norms are not allowed.

We should think deeply about the reform of the social security system.