What is one of the main problems in cities mentioned by Chris?, Air pollution, Traffic congestion, Noise pollution, Lack of public parks, What solution does Chris suggest to reduce traffic congestion?, Banning all private vehicles., Building more roads., Building a subway system., Encouraging people to walk everywhere., Why does Nancy think cities need more security cameras?, To control traffic in busy areas., To help the police catch criminals., To protect public transport., To reduce air pollution., Which city problem do the students choose as the most important one to solve?, Traffic congestion, Pollution, Lack of public transport, Crime

E11_SAMPLE TEST 1_TASK 2_GK1

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