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A.Complete the information using the words in the box. One word is extra.absorbsconsequencecriticalexceedsterrifyingThe Arctic ice is melting quickly. As more ice disappears, the exposed%u00a0ocean 1 more sunlight. As a 2, air temperatures increase, which leads to even%u00a0more melting ice. Scientists believe that eventually only a thin%u00a0strip of year-round ice will remain. This remaining ice is unlikely to be centered around the North Pole. Over the next few decades, scientists predict that winds and currents will push it to just off northern Canada. It is a 3thought, but this final area of ice may be the %u201clast stand%u201d for much of the Arctic%u2019s wildlife. For the few species that remain in the area, the situation will be even more 4 than today. B. Complete the definitions. Circle the correct options.1.A crack in an object is damage in the shape of 2.An event that is unexpected will probably surprise3.If you have a shift in your opinion, it changes / becomes stronger. 4.When something slides forward, it moves smoothly / with difficulty. 5.To host an event means to take part in / provide the facilities for it. 6.If the temperature exceeds 35 degrees, it is more / less than 35 degrees.C. The adjectives in bold below are frequently used with the noun shift. Complete the sentences. Circle the correct words.1.Over time, there has been a gradual / sudden shift in people%u2019s attitudes to conservation.2.After reading the news story, there was a gradual/ sudden shift in his mood.3.There has been a major / slight shift in how we do business. A lot of things are going to change.4.There was only a major / slight shift in the government%u2019s environmental policy, which angered some environmentalists.COMPLETIONDEFINITIONSCOLLOCATIONSVOCABULARY PRACTICETourists visit a waterfall formed by a melting glacier.Unit 10A