Book 4 Unit 5 Theme Parks Grammar -------Word FormationTeaching aim：1.Help the students master some common basic rules of word formation.;2. Guess the meaning of words through word formation and try to create news words using therules of word formation;3. To stimulate the students’ interest in English and promote their confidence in Englishlearning.Teaching key points:To master some common basics rules of word formationTeaching difficult points：To use the rules of word formation properly and freelyTeaching methods:Cooperation, self-learning, teamwork, explanation.Teaching ProcessI．Lead InPlay a short video From Transformers and show the formation of the word “transformer”II．Basic types of word formation: Compounding, Conversion, Derivation, Abbreviation Show the students some fashionable expressions from the Internet and Introduce the basic types of word formation, e.g.:(a) gaofu handsome, baifu beauty, leftover ladies, group purchase, Daddy-is-the-key,time-travel TV series(b) keep calm /calm down, shock sb. / in shock(c) envious, jealous and hateful, overseas returnee(d) DIY(do it yourself), AA(all apart)III．Self-study: AbbreviationWorld Trade Organization----- WTOThe United Kingdom ------__________________The United Nations ------ ______________mathematics -----------__________________IV．Cooperation and Probe: Compounding, Conversion, Derivationpounding合成动词 overcome，oversleep，sleepwalk，______________________合成形容词snow-white, man-made, English-speaking, warm-hearted, hard-working, five-year-old. seven-day, ______________________________________合成副词 however, anywhere, downstairs, ___________________________________合成代词something; everything; nobody; someone; anybody合成名词 seafood, reading room , passer-by, grown-up, policeman, woman doctor思考：passer-by, grown-up, policeman, woman doctor 复数怎么变？B.Conversion: 判断下列划线部分的词性并说出其构词法a. 1. It tastes good.2. It has a good taste.b. 1. Let’s go hand in hand.2. Please hand in your exercise books after class.c. 1. Her room is clean and tidy.2. She cleans her room every day.d. 1. Let’s go out for a walk.2. He is walking in the street.C. Derivationa. prefix(前缀)，通常只引起词义变化，不改变词性1. 表否定意义的前缀常有dis-, in-, mis-, non-, un-等，在单词前面加这类前缀常构与该词意义相反的新词。

例如：agree dis agree ______________________________________________________ able un able ____________________________________________________complete in complete_____________________________________________________ possible im possible__________________________________________________stop non-stop ___________________________________________understand mis understand_______________________________________2. 表示其他意义的前缀有en-(使)，re-(再；又)，tele-(强调距离), multi-(多的)，kilo-（千）write re write ________________________________________________able en able __________________________________________________cultural mul ticultural__________________________________________________vision tele vision__________________________________________________meter kilo meter__________________________________________________b. suffix (后缀)通常改变词性，构成意思相近的其它词性的词1. 名词后缀-ment agree→agreement____________________________________-ness happy→happiness____________________________________-(a)tion organize→ organization____________________________________contribute→contribution____________________________________ -er /or work→worker____________________________________act→actor ____________________________________-ist piano→pianist ____________________________________-ess host→hostess____________________________________-th long→length ____________________________________-ese China→Chinese-(i)an Ameica→American2. 形容词后缀-al nation→national 民族的，国家的；nature→natural 自然的-able 表示“有能力的”例：eat→eatable 能吃的-an/ian 表示“国家的，国家人的”。

例：America→American 美国（人）的-ese 表示“人的”。

例：China→Chinese 中国（人）的-ern 表示“方向的”。

例：east→eastern东方的，south→southern南方的-ful 例：beauty→beautiful 美丽的，care→careful 小心的-less 表示否定例：care→careless粗心的，use→useless 无用的-ly 例：friend→friendly 友好的，year→yearly 每年的-y 表示“天气”等。

例：cloud→cloudy 多云的，dust→dusty 多尘的-ous 例：famous 著名的，continuous 连续不断的-ive 例：active 积极的，collective 集体的3. 动词后缀-fy beauty→beautify ___________________-en wide→widen ___________________________4. 副词后缀-ly bad→badly easy→easily-ward(s) 表示“方向”。

backward eastward5. 数词后缀-teen 构成“十几”。

例：five→fifteen 十五-ty 构成“几十”。

例：nine→ninty 九十，five→fifty 五十-th 构成序数词。

例：five→fifth 第五，six→sixth 第六V. SummaryTo summarize the basics rules of word formation..VI. ConsolidationTo do some exercises.VII. Homework1.review the knowledge of word formation;2.finish the exercises related to word formation.。