7. 8. 9. 10.QUESTION 4

6. 7. 8. 9. 10.Question 4: Fill in each numbered blank with ONE suitable word (2 points).More than two hundred years ago, the term "environmental pollution" was quite strange to people. They lived healthily, drank ____1____ water and breathed fresh air. Nowadays, the situation is quite ____2____. People all over the world are worried ____3____ things that are happening ____4____ the environment. Actually, it's man that is destroying the surroundings with many kinds of wastes, everybody knows that cars and motorbikes emit ____5____ that cause poisonous air and cancer but no one wants to travel on ____6____ or by bicycle. Manufacturers know that wastes from factories make water and soil ____7____ but they don't want to ____8____ money on treating the wastes safely. Scattering garbage is bad for our health but no one wants to spend time burying it. Is it ____9____ talking a lot about pollution without doing anything to ____10____ the environment?Your answers: