Complete the passage below with the correct forms of the given words and phrases in the column (two are extra).

(A)     Entering sports into the Olympics

There are many requirements that must be met before a sport can be considered to enter the Olympics. First, a sport must have its own association before 48._______ get into the Olympics. Next, it must be 49.________ by men in at least 75 countries on at least four continents, or by women in at least 40 countries and on three continents. In order to keep the 50._______ under control, some current sports have to be removed, 51.________ new sports which are considered to be more popular.

(B)      Journey to the Centre of the Earth

They set sail again and saw what looked like an exit, but it was blocked. They made a bomb to blow up the rocks. After the bomb 52._________, their boat rushed into a large hole. Floating down with water, their boat moved extremely fast, which made it hard for them to 53.______. They could only hold on to their boat, 54.________ and desperate. Finally, they reached the bottom of the hole. Then the water began to push them up and they floated 55._________ for miles. Afterwards, they found themselves in a volcano in Italy, and a new adventure was about to begin.