I need at least three hours of sleep to function properly.

When are you going to hire me full-time?

Communication is the key to understanding.

I have been waiting for about an hour or so.

I need to keep up with the latest technology trends.

We often take for granted the love and support of our family.

Please hand over the documents to the receptionist.

I need to get back to work.

I am used to working long hours.

The former president of the company retired last year.