My biological clock is completely messed up.

The police sounded the siren to rush to the crime scene.

He checked the weight of the box, whether it was heavy or light.

The premises of this temple are very quiet.

I think this prototype will be useful in developing new products.

He received training as a soldier and learned how to salute.

As a soldier, he saluted his superior officer.

If you feel that the amount of menstrual bleeding is heavy, it is recommended to consult a doctor.

He is in charge of bodyguarding a famous singer.

He was chosen to guard the president.