He picked up the steel ball and stared at it intently.

We should respect the ancient customs of that region.

When I looked up at the firmament, the stars were twinkling brightly.

She looked very beautiful wearing that fox fur coat.

Technology is advancing rapidly, greatly changing our lives.

Our lives have changed dramatically due to the rapid progress of this technology.

This granule is a part of the cell and performs a specific function.

He dedicated his life to helping the lepers.

I am a member of that research association.

He has a brash personality and tends to jump to conclusions quickly.