READING                                                                                                                                                       I.Read and complete the text with the words in the box. Down Number pollution in night accidents                            a. Down ;              b. Number ;                   c. pollution ;            d. in ;               e. night           f.accidents                                                                                                                                                                                      Living in a city has a (1) _______of drawbacks. Firstly, there is the problem of traffic jams and traffic accidents. The increase (2) _______ population and the increasing number of vehicles have caused many (3) _______ to happen everyday. Secondly, air (4) _______ negatively affects people’s health, and is also has a bad influence on the environment. More and more city suffer from coughing or breathing problems. Thirdly, the city is noisy, even at  (5) _______. Noise pollution comes froms the traffic and from constructions sites. Buildings are always being knocked (6) _______ and rebuilt.