Unit 6 | Vоcаbulаry Instructiоns: Cоmplete eаch short paragraph with a word or words from the list below. average lack liquid release environment level plants trapped 1. Millions of years ago, the amount of oxygen in the air was much higher than it is now. This is one reason why some of the [answer1] and insects alive at that time were bigger than they are now. 2. Some areas of the south have not had any rain for several months. The [answer2] of water has already killed crops, trees, and other plants. 3. Many people have been told that they should drink eight glasses of water each day on [answer3]. However, plain water isn't the only [answer4] you can drink; tea, coffee, and other non-sugary drinks are also OK. 4. People who work for oil companies are searching for new sources of oil. Oil is usually [answer5] deep under layers of rock. 5. The politician lost his position in the government because of his lack of concern for the [answer6]. Many people disagreed with his views about developing the country's natural areas. 6. The charity CleanAir called for the government to [answer7] information about pollution in cities. A spokesperson said, "Citizens have a right to know if the [answer8] of pollution is dangerous."
Unit 7 | Vоcаbulаry Instructiоns: Cоmplete eаch definition by matching the sentence parts.
Andy Gоldswоrthy's sculptures аre cоnstructed from nаturаl materials he finds at the sculpture's location, such as rocks, flowers, sticks, and leaves.