English Vocabulary In Use - Pre Intermediate & Intermediate

These last individuals have generally gone beyond the use of acidified chemical nutrients and toxic sprays, yet their means of producing food are often dependent on extracting fertility from one piece of land in order to enrich another, i.e. “robbing Peter to pay Paul.” Meanwhile the overall fertility of the Earth continues to decline. For more material and information, please visit www.tailieuduhoc.org For more material and information, please visit www.tailieuduhoc.org For more material and in

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