Sexual intercourse is one of the basic human desires.

They were having sex in secret.

His resounding voice echoed throughout the room.

The ringing sound of the bell filled the quiet night sky.

Pronouncing the palatal sounds in Japanese is difficult.

His disease has spread to his vital organs.

We decided to start the game on the defensive.

We decided to start the game on the defensive.

He wrote his name using the character for 'work'.

He was singing to himself alone in the room.