Word form: 1) Mount Pinatubo was the world's largest ... eruption in more than 50 years. (volcano) 2) The new law will become ... next week. (effect) 3) Speech ... human being from the animals. (distinct) 4) Thousand of people were ... killed in that morning. (disaster) 5) Teacher's Day has been ... widely since 1982. (celebrate) 6) Thousand of people died in the ... . (disastrous) 7) They always show an understanding of what ... want. (consume) 8) We worry about the ... effects that violent films have on children. (destroy) 9) Earthquakes often come together with volcanic ... . (erupt) 10) All this shows that the machine works ... . (effective) 11) People must learn about keeping the environment ... . (pollute) 12) Halloween is an interesting festival which is ... in many countries. (celebrate) 13) If we keep on ... the air, more people will suffer from respiratory diseases. (pollution) 14) ... are interested in the protection of the environment. (conserve) 15) We find advertising on television very ... . (effect) 16) Nobody likes him because he's so ... . (considerate) 17) His generosity ... him from others. (distinguish) 18) Who encourages the use of ... friendly products? (environment) 19) The company must reduce costs to compete ... . (effect) 20) If you are ... with your essay, I suggest you rewrite it. (satisfy) 21) He has been ... as the representative of his company. (normination) 22) ... friendly energy sources include water and wind power. (environment) 23) A tidal wave is strong enough to cause ... . (destroy) 24) There are twenty ... for that job. (apply) 25) Are you writing a ... letter to our local authority? (complain) 26) There have been many ... in the field of electrical engineering. (innovate) 27) The most ... earthquake occured in Japan in 1923. (disaster) 28) Most buildings in this city are ... by solar energy. (hot) 29) I hope that everything go on ... . (satisfy) 30) My sense of humor ... me from others. (distinction) 31) Vehicles also account for air ... in the cities. (pollute) 32) We should pay attention to genetic and ... influences on infant sleep. (environment) 33) We are responsible for the truth that our forest is being ... . (destroy) 34) Sometimes it can be difficult to stay motivated and ... at work. (effect) 35) The company is trying to create a young ... image. (energy) 36) Thomas Edison is one of The 12 greatest ... of all time for inventing the first long-lasting light bulb. (innovate)