He was called to arbitrate the dispute between the two groups.

I will go to watch a boat race on the weekend.

This curriculum is very difficult.

He measured the size of the room.

The original text of this novel was written at the beginning of the 19th century.

Reducing energy consumption helps prevent global warming.

We need to find new ways to decrease energy consumption.

This law is authorized by an imperial order.

She vowed to protect her chastity.

Please format this report.