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1、Lecture 2 Consonants:Lecture 2 Consonants:Fricatives&AffricatesFricatives&AffricatesReview元音 V.S 辅音C J G W Lp b t d k g Consonants:Fricatives f 上齿轻轻咬住下唇内侧。将气流从唇齿的缝隙间轻轻吹出来，不振动声带。v 需要振动声带。Fox voiceBrief active Offer braveCareful view Fifty-five firefighters fired fifty-five French fires.Various visito
2、rs visited the village.Consonants:Fricatives双唇微开，舌头伸出来，上下齿轻咬住舌尖，将气流从牙齿的缝隙中吹出来，声带不振动。需要振动声带。3，333，333，333 billion million thousandThis is better than that.Those clothes are bought by my mother.His father and mother will come this weekend.Consonants:Fricativess 舌尖及舌中靠近上齿龈形成窄缝，气流从窄缝中流出，摩擦成音。但是只送气，不振动声带
3、。“丝”z 和 s 的舌形和口型相同，不同的是发此音时声带需要振动，但不送气。“滋”BusRiceSorrySnailStudentFaceSportSizePleaseCauseZooMagazineZeroZoneConsonants:Fricatives 双唇翘起向前突出，上下齿靠拢，舌尖抬向上齿龈较后部位，舌身抬高，然后向外吹气，不振动声带。Should Sam shave a short man with short hair or a shy man whose short legs are shaking 与口型相同，不同之处在于此音不送气，振动声带。Measure;occasion;pleasure;usual;casualConsonants:Fricativesr双唇张开并微微撅起，舌尖上扬，向上齿龈后部抬起，舌前部形成凹形，气流从舌面上方泄出，同时振动声带。（舌尖滑动）h嘴半张，上下齿亦开，舌头自然放平，不振动声带，向外呵气，摩擦成音。RichRiskReasonReadRiverCorrectHighHelpHopeHerHeroHillConsonants:Affricates