Miners have dangerous jobs because occasionally the earth sinks or falls apart. When this happens, miners are     1    (trap) underground. They are buried     2     they don't have air to breathe, food to eat, and water to drink, they will die. They     3     not go without any of these things for long, but the first is the most important.     4    is difficult to figure out where miners are and reach them in time. Trapped miners dream of     5       (be) free and don't give up.

In August 2010, 33 miners     6     (go) to work in a mine in Chile, All of a sudden, a wall broke apart and rocks and dirt filled     7     mine's exit. At first,people thought all the miners died.     8     , after working for 17 days, people at the surface learned the miners were still alive.     9    , people on the surface figured out where the miners were and dug a     10    to send them food and water.