Point
0.20
Question Text
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Question: Air pollution is getting ________ serious in big cities in the world.
Quiz Section
Position
8.00
Question Type
Multiple Choice
Master uuid
41e9d591-ae41-49bf-bcf2-9a7ebfb3c3bc