I was examined by the head doctor.

A mosquito net is necessary for summer nights.

This radio can receive a specific wavelength.

He is the most senior employee in the company.

He always carries a notebook with him.

He does nothing like a good-for-nothing.

He confessed to committing the seven deadly sins.

The troposphere is the lowest part of the Earth's atmosphere, and most of the weather occurs here.

My son has started learning taekwondo.

We work according to Pacific Standard Time.