英语语音基础Unit 18教材课程.ppt

Unit Eighteen 音标名称 爆破音: [p] [b] [t] [d] [k] [g] 长元音: [i:] [?:] [ɑ:] [?:] [u:] 语音知识和读音规则 不完全爆破(二 ) 反意疑问句的语调  1)长元音 [i:] [?:] [ɑ:] [?:] [u:]这几个元音是长元音。长元音的特点: a. 长元音的长度并不是绝对地长,其长度因情况不同而变化; b. 如果是开音节,没有辅音结尾,长元音最长; c. 如果是由浊辅音结尾的闭音节,长元音发音较短; d. 以清辅音结尾的闭音节,长元音发音最短。 音素复习  2) 爆破音: 按发音方法分，[p] [b] [t] [d] [k] [g]这几个音是爆破音。发音时，参加发音的器官互相接触形成阻隔,将气流逼住,然后突然取消阻隔,使气流冲出,形成爆破音。 ? 语音练习 1) Read the following phrases and pay attention to the incomplete plosive. an old city an old sheep the first church the right thing a black jeep a good child a peach tree a truck driver 2) Read the following sentences and pay attention to the tones. (1) You’re going home for the winter ↘holiday, ↗ aren’t you? (2)You have already got a new ↘ job, ↗ haven’t you? (3)Your father won’t come for ↘ Christmas, ↗ will he? (4) Your mother isn’t living in ↘ Beijing, ↗ is she? (5) Mr Smith goes to work on ↘ foot, ↗ doesn’t he? (6) Helen and Lily both like the ↘ idea, ↗ don’t they? (7) Haikou isn’t as big as ↘ Guangzhou, ↘ is it?（说话人坚信说的是事实） (8) It’s cold all the year round in ↘ Harbin, ↘ isn’t it? （说话人坚信说的是事实） 5) Read the following rhymes or poems after the tape. (1) The Teacher The teacher has quite curious ways --- She does not like the holidays; She’d rather write with pen and ink Than dig up worms and fish, I think. ? (2) Skyscrapers Do skyscrapers ever grow tired Of holding themselves up high? Do they ever shiver on frosty nights With their tops against the sky? Do they feel lonely sometimes Because they have grown so tall? Do they ever wish they could lie right down And never get up at all? ? (3) The World Is Full of Wonderful Smells The world is full of wonderful smells, And you have a nose that always tells: Of bread in the oven, hot and nice,