It's difficult to remember words with irregular conjugation.

In Japanese grammar, the nominative case is a very important part.

He became a successful businessman by fully utilizing his talents.

He made full use of that opportunity.

He was playing the guitar at the street corner.

I commute to work every day using public transportation.

In our company, we always adhere to the principle of safety first.

The agenda of the Security Council is an important issue related to national security and defense.

He is working at a school as a student teacher.

My younger brother is attending a middle education school.