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.

His variety of pitches is very diverse, which troubles the batters.

This seedless grape is very sweet.

Tanemaru is my best friend.

He used the ember to start a new fire.

He is a pain in my neck.

Various species of trees are planted in this park.

He obtained a third-class driver's license.