unit 3 morphology课件.ppt

; ; ; ; ; ; ; ; ; ; ; Unit 3 Morphology ;3.1 morphology 3.1.1 open class words and closed class words A. open class words （content word） nouns, verbs, adjectives and adverbs B. closed class words We can also say they are “grammatical” or “functional” words, including: Conjunctions, prepositions, articles and pronouns ;3.1.2 internal structure of words and rules for word formation A. Internal structure of words A B like dislike order disorder appear disappear agree disagree ; C D happy unhappy fair unfair E F brave bravely quiet quietly quick quickly ;B. rules for word formation negative not the end of the word, but before adverb, not the beginning, but end . . Morphology refers to the study of the internal structure of words, and the rules by which words are formed.;3.2 morphemes- the minimal units of meaning The most basic element of meaning is traditionally called morpheme. 词素; Suit Suitable Unsuitable unsuitably;Desire Desire + -able Desire + -able + -ity Un + desire + -able + -ity;I have questions 词素都可以独立成词吗？ 能成词的叫什么词素？ 不能成词的叫什么词素？ 什么是词缀;Free morphemes 自由词素 Bound morphemes 粘附词素 affixes — 词缀 Prefix Suffix infix; Free morphemes Morphemes Bound morphemes ---affixes Inflectional affix Affix Derivational affix ; 自由词素;自由词素可以充当词根加上词缀构成派