Complete the passage with the words and expressions in the box. Hospital Porters When you visit the hospital, you may see ____1______ everywhere. What do they do? They push food trolleys from ward to ____2_____ .They transport patients by _____3_____ or stretcher around the hospital for medical tests. They lift and carry heavy equipment and furniture. They collect ____4______ for recycling. Hospital porters move around the hospital. They help doctors and nurses transfer files, samples and ____5____ from here to there and back again. They each walk nearly a total of 2,000 kilometers per year. That's why hospital porters must be ___6_____ .They also must be able to think clearly in an emergency, and be polite and friendly.