Choose the article (a, an, –) to make a correct sentence. 1. Firefighters tackled A blaze on the second floor of A domestic property today. 2. Please, make AN extra effort to turn off appliances, don’t leave cooking unattended and test your smoke alarms! 3. We are currently dealing with A fire on the railway line. 4. 18 firefighters remain at the scene of A fire in AN industrial unit. 5. The fire produced A large amount of smoke. 6. The whole house was on (–) fire within minutes. 7. One man suffered (–) smoke inhalation. 8. A rapid response can save properties. 9. They reported (–) smoke on board. 10. We donated $1,000 to the American Red Cross for A flood relief. 11. The unoccupied building was declared A fire hazard. 12. Fire resistant material protect firefighters from (–) heat. 13. This is a great opportunity for us and our partners to practice in A realistic training environment. 14. He entered A career in fire service 2 years ago. 15. (–) Firefighter’s personal protective equipment (PPE) and self-contained breathing apparatus (SCBA) are designed to protect him or her from (–) smoke, (–) heat, and flames. 16. Chimneys can easily get blocked with (–) debris such as birds nests.