II. Choose the correct word A, B, C or D for each gap to complete the following passage :
Hi Liam,
How are you? I’m happy to share with you some good news about my village. There have been some changes (1)_____________ your visit last year.
Last week I came back to my village and was really surprised. You know what? The lake is not (2)______________ anymore. The factory has installed a new filtration system to treat the (3)_____________ waste. I saw lots of small fish in the lake and wild ducks swimming in the water. Besides, they have planted trees around the factory to (4)_____________ air pollution.
Since some villagers are in the habit of littering, people have placed dustbins in various places. This has (5)______________ in a much cleaner environment. My grandparents say that at weekends the villagers also go around the village together to collect rubbish.
What about your neighbourhood? Has anything been done to make it cleaner? Tell me all about it in your next email.
Bye for now,
Mi
1. A. for 2. A. pollute 3. A. chemical 4. A. increase 5. A. caused | B. since B. polluting B. chemistry B. rise B. led | C. after C. pollutant C. physics C. reduce C. made | D. before D. polluted D. physical D. fall D. resulted |