Questions are based on the following pas...

1.B 2.C 3.C 【解析】 【原文】 Some of the everyday heroes in the United States are the country’s paramedics. These young men and women are usually the first people who respond to medical emergencies suffered by citizens. They respond to emergency calls, performing medical services and transporting patients to medical facilities. They work both indoors and outdoors, in all types of weather. Their work is physically tough, sometimes involving life-or-death situations. People’s lives often depend on their quick reaction and competent care. Paramedics must complete a very extensive physical training program that is designed to knock out those who cannot make the cut. A paramedic must be in fit condition, and be mentally strong to perform his or her duties in the face of danger. They must be certified in CPR techniques, and be trained to handle all situations. Paramedics provide a valuable service to the communities they serve. Some of the equipment paramedics carry is very specialized. They carry basic and advanced life support tools so they can reach people in danger and other emergency equipment. Questions: 14. What are paramedics according to the passage? 15. Which group of words can best describe paramedics’ work according to the passage? 16. Which of following is NOT mentioned as a basic requirement for paramedics?