“…Verbs, and verb-like items, are acquired later as they involve more cognitively complex tasks for children to accomplish. This account has been supported by a great number of studies in various languages (in English by Bornstein et al, 2004;Fenson et al, 1993;Goldfield, 2000, in Italian by Bornstein et al, 2004;Caselli et al, 1995;Salerni, Assanelli, D'Odorico, & Rossi, 2007;Tardif, Shatz, & Naigles, 1997, in Hebrew by Bornstein et al, 2004;Dromi, 1987;Maital, Dromi, Sagi, & Bornstein, 2000, in Spanish by Jackson-Maldonado, Thal, Marchman, Bates, & Guitierrez-Clellen, 1993and in Dutch, Bornstein et al, 2004De Houwer & Gillis, 1998;Verlinden & Gillis, 1988). However, researchers challenging this view claim that the characteristics of any language being acquired are as important as cognitive factors.…”