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By Pieter Reitsma, Ludo Verhoeven. Edited by Pieter Reitsma. Language acquisition is a human endeavor par excellence. As children, all human beings learn to understand and speak at least one language: their mother tongue.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.