英语词汇学课件

英语词汇学课件Tag内容描述：<p>1、UNIT 3 WORD FORMATION(I),Contents,派生法的特点,1,复合法的特点,2,转化法的特点,3,Introduction,现代英语词汇的发展主要依靠构词法。构词的方式有多种。其中活动能力很强的有词缀法（派生法）、复合法和转化法。根据Pyles&Algeo(1982)的研究，英语通过词缀法构词的占新词总量的30-40%；复合法28-30%；转化法26%；其余的新词来自于缩略法等其它构词法。 构词规则的使用范围有限制。规则本身不是固定不变的，某一时期一种构词方法可能会很活跃，有时又失去活跃性，不再构成新词。必须记住，规则都有例外。 如：古英语-th,3.1 Derivation &。</p><p>2、Derivation EnglishLexicology II 2 Derivation DefinitionofDerivationPrefixation Definition ClassificationSuffixation Definition Classification EnglishLexicology II 3 I Derivation Affixation 1 Thedefini。</p><p>3、UNIT6SENSERELATIONS(I),Contents,一词多义及同形异义,1,语境的作用,2,歧义与含混,3,WhatsenserelationsdoyouthinkexistbetweenEnglishwords?PolysemyHomonymySynonymyAntonymyHyponymy,Discussion,6.1Polysemy,6.1.1Definitio。</p><p>4、Lecture 1,The 3 basic elements of English:,speech sounds grammar vocabulary,Lexicology: a branch of Linguistics which studies the origins and meanings of words. To be specific, they include aspects li。</p><p>5、Chapter 7,Changes in Word Meaning,The vocabulary is the most unstable element of a language as it is undergoing constant changes both in the sign-shapes and sign contents. Comparatively, the latter i。</p>