He is interested in the design of rocket engines.

She had a new locket around her neck.

He treats everyone fairly without prejudice.

He was excited about the adventure to the unknown world.

My herding dog is good at gathering sheep.

Beautiful cirrostratus clouds were spread across the sky.

Power often changes people.

Information retrieval technology is essential for finding necessary information from a large amount of data.

It is important for us to economize in order not to waste money.

My brother is a graduate student at the University of Tokyo.