He dedicated his life to education.

He suffered a serious injury during a soccer match.

He injured his arm in an accident.

His efforts are worthy of praise.

His efforts were praised by everyone.

We should save electricity for energy conservation.

Seiichi is my best friend.

I bought new tableware.

His plan was obstructed by the sudden rain.

He has a very keen sense of touch, and can feel the shape of objects even in the dark.