I was surprised by his ingenious plan.

Hideyuki is my best friend.

He is a proud citizen of Japan.

The efficiency of this machine is very high.

He is working hard to pursue great achievement.

The empress dowager is living quietly in the palace.

He was watching the situation as a detached observer.

In ancient China, feudal lords had power in various places.

His high pitch fascinated the audience.

This bridge is made of steel.