Their country was subjected to aggression.

He is my close friend.

This morning, the train was delayed due to a personal injury accident.

This problem is very serious.

I applied for admission to the university.

An albatross can fly over the sea for a long time.

He loves to perform the sinfonietta.

The ringtone of my mobile phone is a Beatles song.

After the great earthquake disaster, we worked together to rebuild our home.

My father went to Tokyo on a solo assignment.