V. Choose the word which best fits each gap.

Doing some form of voluntary work has ___(1)___ been more popular with British people. Over 20 million people were engaged ___(2)___ voluntary activities in 2013. Volunteering means giving up time to do work of ___(3)___ to the community. It can be based in the UK or overseas. Volunteering can take many forms, from working with children with ___(4)___ difficulties, in an animal hospital, or planting trees. ___(5)___ London won its bid to host the 2012 were needed to Olympics, up to 70,000 volunteers help ensure the games were a success.