Fill in the gaps with the words from the list. There are 2 extra words.

a. He joined a\(n\) ... team to help homeless people.
b. It was ... to see so many suffering people.
c. They managed to pull a man alive from the ... ten days after the earthquake.
d. We hope ... will arrive shortly because people are suffering from disease and injuries.
e. A\(n\) ... is working hard to get the trapped people out.