OUR GREENER WORLDI. FIND THE WORD WHICH HAS DIFFERENT SOUND IN THE UND...

6. If the soil is polluted, f. if you see someone throwing rubbishon the road.* Answer key:1 – b 2 – d 3 – f 4 – a 5 – c 6 - eIII. Choose the correct word marked A, B, or C to fill each blank in thefollowing passage.People need to breathe. If they don’t breathe, they (1) ______ die. But how clean isthe air people breathe? If they breathe (2) ______ air, they will have breathing problemsand become (3) ______. Plants and animals need (4 ______ air too. A lot of things (5) _____our lives create harmful gases and (6) ____ the air dirty, like cars, motorbikes andfactories. Dirty air is called (7) “_______”. Air pollution can also make our Earth warmer.The problem of air pollution started with the burning (8) ______ coal in homes andfactories.