1. Fill in each gap with one of the words below. scale, considerable, pollution, increasing, measures, achieve, similar, change, dealt, causing, evident, realise 1. Nowadays the world`s population is _____ at a high rate. 2. Management of natural resources on a global _____ is already possible from a technical standpoint. 3. The question is whether we can _____ success in environment protection. 4. Many environmental issues can be _____ with on the level of the world community. 5. That human activity directly affects the condition of the environment is _____ to all. 6. Rapid growth of industry is _____ air and water pollution. 7. Australia, South America and Africa occupy approximately the same range of latitudes and have _____ habitats. 8. Use of water and waste production are causing _____ damage to the environment. 9. Ecologists are trying to make us _____ how we can _____ the situation to the better. 10. In his plan to fight climate change the speaker suggested some _____ to reduce carbon _____ . 3. Write sentences from the words in the given tense. 1. I / read / this book / before / I saw / film (Past Perfect Simple). 2. While / he / take / pictures / his girlfriend / watch him. (Past Continuous) 3. You / ever / be / to the Tretyakov Gallery? (Present Perfect Simple) 4. They / write /an essay / for two hours / when / the bell / rang. (Past Perfect Continuous) 5. It was reported that / the process of global warming / slow down / over the past few years. (Past Perfect Continuous) 6. With the appearance of electric buses / less carbon dioxide / emit / into the atmosphere. (Present Perfect Passive) 7. The environmentalists / were concerned that / the ozone layer / get thinner / over the densely populated areas. (Past Continuous) 8. During the deadliest flood in history / in Central China, in 1931 / about five million people / kill. (Past Simple Passive) 9. After / the eruption of the volcano / thousands of people / see / fleeing Goma overnight. (Past Simple Passive) 10. They informed that / in the result of / the volcano’s deadliest eruption- more than 600 people / die. (Past Perfect Simple) 4. Fill in the gaps with the verbs in italics in Past Simple, Past Continuous, Past Perfect Simple or Past Perfect Continuous Tense form. Use each verb once. put, work, lose, sleep, start, build, climb, make, collect, happen, rain, plant 1. When I left the house I took an umbrella because it _____. 2. He succeeded in his exams because he _____ hard. 3. How long ago ____ they _____ this shopping centre? 4. While they _____ the mountain, the weather changed. 5. The lecture_____ by the time we got there. 6. To help improve the environment they _____ litter from the parks, _____ paper and cans into recycling bins, and _____ more than 1000 trees. 7. Everyone _____ when the earthquake hit the small town. 8. I _____ two mistakes in the last quiz. 9. Nothing much _____ before I got to the meeting. 10. I was upset because our team _____ the game.