attitude change 1 [vynechat] communication skills 1 [vynechat] development of thought 1 [vynechat] hovorený prejav 1 [vynechat] komunikačné zručnosti 1 [vynechat] rozvoj myslenia 1 [vynechat] spoken language 1 [vynechat] verbal communication 1 [vynechat] verbálna komunikácia 1 [vynechat] zmena postoja 1 [vynechat]