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Roots, Prefixes & Suffixes: AC/ACU/ACRO/ACR/OXY and derived words Illustrated (Vocabulary L-19) - YouTube
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Sgt. Maj. of the Army Kenneth O. Preston shows off the new Army Combat Uniform (ACU) to 2nd BCT, 25th ID Soldiers on Kirkuk Air Base, Iraq in August 2007. The ACU
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