【课件】Unit+5+Section+A+pronunciation课件人教版七年级英语上册

Unit5FunClubsSectionAHowdoyouchooseaschoolclub?PronunciationRevisionCanyouwirtedownthevowelswelearned?/ɑː//ɪə//ɒ//ɔ://ʌ//aɪ//u://i://ʊ//ə//ɑː//ɪ//ɜː//eɪ//ɔɪ//ʊə//əʊ//e//eə//aʊ/Revision请按照下列方框进行分类。/ɑː//ɪə//ɒ//ɔ://ʌ//aɪ//u://i://ʊ//ə//æ//ɪ//ɜː//eɪ//ɔɪ//ʊə//əʊ//e//eə//aʊ/单元音双元音LeadinReadandrepeat.PronunciationListenandrepeatWhatlettersmakethesounds?ppp/p/bbb/b/t/t/d/d/kcck/k/g/g/fff/f/v/v/Whatotherletterscanmakethesounds?ededchquguggphghPronunciationHowaretheconsonantspronounced?ppp/p/爆破音bbb/b/爆破音：指的是气流由肺部经口腔时，在发音部位完全受损，然后发音部位的阻碍突然解除，气流迅速爆破而出。爆破音：/p//b//t//d//k//g/ted/t/ded/d/kcckchqu/k/ggugg/g/PronunciationHowaretheconsonantspronounced?/p/是清辅音，要送气，但声带不振动。双唇紧闭，憋住气，然后突然分开，使气流冲出口腔，发出爆破音的声音。ppp/p/爆破音/b/是浊辅音，发音时不送气，声带振动。与/p/相同，双唇紧闭，憋住气，然后突然分开，使气流冲出口腔，发出爆破音的声音；但/b/的爆发力比/p/弱。bbb/b/PronunciationWhatotherlettersmakethesounds?p……bumpgrapegappp……appletripplecrippleb……bedbushabitbb……babbleppp/p/bbb/b/Pronunciation朗读下列单词，注意对比音素的差异。/p//b/packbackpatbatpeabeeportboughtcupcubripribsopsobparkbarkpaybaycapcabmopmobroperobetaptabpiebuyPronunciationHowaretheconsonantspronounced?/t/是清辅音，要送气，但声带不振动。舌尖紧贴上齿龈，憋住气，然后突然分开，使气流冲出口腔，发出爆破的声音。ted/t/爆破音ded/d//d/是浊辅音，不送气，声带振动。与/t/相同，舌尖紧贴上齿龈，憋住气，然后突然分开，使气流冲出口腔，发出爆破的声音。PronunciationWhatotherlettersmakethesounds?p……taptailtalked……askedhelpedhopedd……deepdadpaded……playedstayedusedt/t/d/d/Pronunciation朗读下列单词，注意对比音素的差异。/t//d/teardeartoedoughataddbitbideightaidtiedietoodobetbedbroughtbroadfeetfeedPronunciationHowaretheconsonantspronounced?/k/是清辅音，要送气，但声带不振动。舌后部隆起紧贴软腭，憋住气，然后突然分开，使气流冲出口腔，发出爆破的声音。kcckchqu/k/爆破音/g/是浊辅音，不送气，声带振动。舌后部隆起紧贴软腭，憋住气，然后突然分开，使气流冲出口腔，发出爆破的声音。ggugg/g/PronunciationWhatotherlettersmakethesounds?k……keenkeepkillc……catcapdoctorpicnicck……backducklockch……chaoschemistryqu……conquerquarterg……flaghugdraggu……guardguessguidegg……giggertriggerkcck/k/g/g/Pronunciation朗读下列单词，注意对比音素的差异。/k//g/backbagcamegamecavegavecoatgoatcurlgirldockdoglacklagbeckbegcardguardclassglasscouldgoodduckdugleakleaguepickpigPronunciationHowaretheconsonantspronounced?摩擦音摩擦音：发音时必须注意1.软腭抬起，堵住到鼻腔的通道，但口腔通道不完全阻塞，留有窄小空隙，气流从中泄出时摩擦或振动成音。2.摩擦音可以延长而发音器官位置不变。摩擦音包括：/f//v//θ//ð//s//z//ʃ//ʒ//r//l/fphgh/f/v/v/PronunciationHowaretheconsonantspronounced?/f/是清辅音，发音时送气强，声带不振动。下嘴唇靠里面大约三分之一的部分接触上齿。气流由唇齿间的缝隙中通过，摩擦成音。fphgh/f/摩擦音/v/是浊辅音，发音时送气弱，声带振动。下嘴唇靠里面大约三分之一的部分接触上齿。气流由唇齿间的缝隙中通过，摩擦成音。v/v/PronunciationWhatotherlettermakethesounds.f……fatelifeliftph……photophonegh……laughcoughv……vastlovedrivefff/f/v/v/Pronunciation朗读下列单词，注意对比音素的差异。/f//v/fastvastfewviewleafleavesafesavefanvanfowlvowelproofprovesurfservePronunciationListenandrepeat.Noticethatthelettersinbracketsaresilent.ck....../k/t....../t/d....../d/c....../k/不完全爆破PronunciationListenandrepeat.Noticethatthelettersinbracketsaresilent.不完全爆破在单词或语句中，当三对爆破音/p/和/b/、/t/和/d/、/k/和/g/

之中任何两个相邻时，第一个爆破音只按发音部位形成阻碍，但不发生爆破，稍停即发出后一个爆破音，这种现象称为不完全爆破。PronunciationReadandrepeat.Noticethatthelettersinbracketsaresilent.不完全爆破ado(c)tor/ə'dɒktə/anol(d)cat/ən'əʊldkæt/si(t)down/'sɪt'daʊn/abi(g)blac(k)board/ə'bɪg'blækbɔ:d/