V. Read the postcard and answer the questions PART 1: Read and choose the correct word to complete the passage: A) People need the (1)…………..to breathe for living. If they don’t breathe, they (2)…... die. But how clean is the air people breathe? If they breathe (3)…... air, they will have breathing problems and become (4)…... . Plants and animals need clean air, too. A lot of the things in our lives create harmful gases and (5)……. the air dirty, like cars, motobikes and factories. Dirty air is called “polluted air”. Air (6)….... can also make our Earth warmer. The problem of air pollution started with the burning of coal in homes and factories. 1. A. water B. gas C. siol D. air 2. A. will B. are C. must D. can’t 3. A clean B. fresh C. dirty D. good 4. A. well B. better C. ill D. strong 5. A. make B. get C. give D. help 6. A. pollution B. polluted C. unpolluted D. pollute Mn giúp mik nhoa =))))