Please be careful when dealing with him because he has a rough temper.

He demonstrated his natural virtue to solve the problem.

This lake was artificially made.

Kimiko-san walks her dog in the park every day.

I believe that the coming days will surely be bright.

He proposed a pragmatic solution.

That huge building was the tallest we had seen.

I was amazed at the enormousness of that building.

He is learning the basics of mathematics.

I am planning to travel to Kiso next week.