Relier Pairs Brown’s MLU stagesVersion en ligne Test yourself on Brown’s research on morphological acquisition by matching pairs of morphemes with the month age of mastery. par Som Person 1 Regular past 2 Irregular past 3 Present progressive 4 Regular third person 5 Regular plural 6 Possessive ‘s’ 19-28 27-33 25-46 26-40 26-48 28-50 1 Early III 2 Late III 3 Late II 4 Early II 5 Late I 6 Early I 28-30 27-28 22-26 33-34 31-32 12-22
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