I think his Japanese has improved quite a bit, hasn't it?

I am busy with work during the daytime.

In this game, you can gain experience points by defeating monsters.

He makes a living by trapping animals.

He is a very excellent technician.

The advancement of science and technology has greatly changed our lives.

He is good at solving technical problems.

Information technology plays a very important role in modern society.

He always supports my opinion.

I carry my lunch box every day.