Morpheme词素.ppt

Morpheme;Definition;Free;Free morphemes（自由词素）;E.g. distempered It has three morphemes, namely, dis-, temper, and –ed, of which temper is a free morpheme, dis- and –ed are two bound morphemes.;In contrast, -s in cups, -al in national, dis- in disopen, cannot alone. These must appear with at least one different morpheme, and called bound morphemes（黏着词素）.; A root may also be free or bound. First, free root（自由词根） morphemes are those that can stand by themselves and are the base forms of words, such as bookish ;An affix（词缀） is the collective term for the type of morpheme that can be used only when added to another morpheme (the root or stem), so affix is naturally bound.;Inflectional affix（屈折词缀）: Affix that attached to the end of words to indicate grammatical relationships are inflectional affix Inflectional affixes are mostly suffixes;Derivational affix（派生词缀）;Thankyou!