英语语音PPT7-1.WordstressinEnglish.ppt

Unit 7 Word Stress in English What is ‘Word stress’? P.44: Word stress is the relative degree of force used in pronouncing the different syllables of a word of more than one syllable. How to pronounce word stress? When a syllable is stressed, it is pronounced longer in duration higher in pitch louder in volume An example: the word ‘teacher’ Degrees of word stress Primary stress主重音（ ）： e.g. /bisaid/ Secondary stress 次重音（%）：e.g. /ig%z?mineiS?n/ Weak stress轻音 （unmarked）：e.g. /bet?/ Exercises: P.45, 1-3 Stress patterns of two-element compounds（复合词） Examples: chairman, postman, first-class, second-hand, English teacher, evening paper Two stress patterns: 1. primary stress on the 1st component: postman, earth%quake 2. primary stress on the 2nd component: %first-class, forever. Exercises: P.46, 4-5 Distinctive word stress patterns 用于区分意义的单词重读模式 Some 2-syllable words distinguish their noun/adjective forms from their verb forms by different stress patterns. The verb forms have primary stress on the second syllable. e.g. import (n.) and import (v.) Exercise: P.46-7, 6 Some other examples: see the next page Review of sounds: P.47, II, Listen and repeat. * * . ? . con.ti.nue . . ? un.der.stand ? . . beau.ti.ful ? . tea.cher pattern word cher TEEEEEEEEEEE All three combined TEA cher Louder cher tea Higher teeeeeeeeeeee cher Longer The crowds conduct was terrifying. We are planning to conduct an experiment. a. conduct (noun) b. conduct (verb) We’ll finish the project soon. Project the slides onto the wall, please. a. project (noun) b. project (verb) Please answer the questions on the survey. Go and survey the situation before we decide. a. survey (noun) b. survey (verb) She got an increase in salary. They are going to increase the workers’ salary. a. increase (noun) b. increase (verb) Handle the object carefully. Do you object to the change? a. object (noun) b. object (verb) We have made a lot of progress. It’s time to progres