試題詳解

48. What is the main idea of the third paragraph?
(A) The ULEZ program has been a success and is expanding to a larger area of the city.
(B) The ULEZ program’s purpose is to reduce the number of cars that cause pollution.
(C) The ULEZ program’s purpose is to improve public transportation and help people buy new cars.
(D) More people are biking and walking now than before the introduction of the ULEZ.