He is really a person of extensive knowledge, always teaching us new information.

Education about sex is very important.

The nurse gave the patient medicine.

Nuclear power is one of the renewable energies.

Nuclear power plants are an important source of energy supply.

Nuclear power generation is responsible for a part of energy supply.

The development of nuclear-powered ships must consider their impact on the environment.

He treats us as a big friend.

He sat his behind on the chair.

My friend's name is Tajiri.