4 Find the underlined words and expressions in the text and match them with the meanings (1-6). Use the advice in the Reading Help. 1 someone who checks books, films etc. to make sure they aren't dangerous 2 someone whose job is to give their opinion of books, films etc. 3 to escape from a person or place 4 to let something go free 5 when people don't like/trust someone because they are different 6 to deal with a difficult problem