Fill in the Blanks (Reading & Writing)

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When a volcano erupts, it can inject vast quantities of ash and gas high into the atmosphere, where particles may —lingerdissolvecollapse for months. These particles reflect a portion of incoming sunlight back into space, which can temporarily —lowerraisestabilise global temperatures. Historical records of unusually cold summers following major eruptions provide —evidencedoubtadvertising for this cooling effect.