Give the correct form of the words in the brackets to complete the sentences. Question 21: Rio de Janeiro is one of ____________ cities in the world. (beautiful) Question 22: The Eiffel Tower is __________________ building in France. (famous) Question 23: Water in the area is severely ________________. (pollute) Question 24: This program is very ____________ to teens. It can enrich their knowledge. (use) Question 25: Watching TV is the most popular form of home _________. (entertain) Question 26: Winning three gold medals is great ______________. (achieve) Question 27: My brother is not very ______________. He doesn’t like playing or watching sports. (sport) Question 28: Discovery channel attracts millions of _______ around the world. (view)

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