He left a big tip at the restaurant because he received excellent service.

The quality of this soil greatly affects the growth of crops.

He was put in a predicament and didn't know what to do.

He took a deep breath and calmed himself down.

His voice had the power to calm the entire room.

The flood control measures in this area are very excellent.

My house is located in a multi-unit apartment complex.

The police were dispatched to suppress the demonstration.

The government mobilized the military to suppress the demonstration.

My younger sister is seventeen years old.