英语鼻音辅音PPT精选文档

1、1,第九课 英语鼻音辅音(Nasals),/m/ /n/ / /,2,发鼻辅音/m/时双唇闭拢，软腭下垂， 气流从鼻腔逸出，/m/为浊辅音，声带要振动;,音素体验,milk,a room,small,home,发音部位:,发音方法:,/m/为双唇音; /n/为舌尖齿龈音; 为舌根软腭音,3,发鼻音/n/ 时舌尖紧贴上齿龈形成阻碍，软腭下垂，气流由鼻腔逸出，/n/也是浊辅音，发音时声带振动;,音素体验,noodles,snow,dance,woman,发音方法:,4,鼻音/的发音部位与/k/g/相同，舌根抬起贴住软腭，但发/时软腭须下垂，打开鼻腔通道，气流从鼻腔逸出，/也是浊辅音，发音时声带振动

2、。,音素体验,a song,morning,English,发音方法:,5,对话演练 (dialogues),1) A: Did you have a good time last night?,B: Yes，Im fond of singing and mad about dancing.,A: Oh，me too. But I stayed at home last night.,B: Next Friday, mom will hold a party for me. At that time lets have a good time.,A: I appreciate it. Than

3、ks.,6,B: Well, we come here almost every other month. 我们每两个月来一次。,2) A: Do you like Miami?,B: I dont like it much. And my mother doesnt like it either. But we often come here.,A: I dont understand. Why?,B: Because my father likes it here.,A: How often do you come?,A: This is a good place if you like

4、swimming.,B: No, I dislike swimming. I just sit and watch my father swimming.,7,脱口而出(Speak out),朗读下列语句，注意发好鼻音辅音/m/ /n/和/ 。,1) I cant imagine my life without you.,2) Did you have a nice time last night?,3) From morning till evening Sam sings the same song again and again.,4) Your singing and dancing

5、are charming.,5) My mother remembers when man first landed on the moon.,8,语音知识小站: 辅音的鼻腔爆破,如果爆破音/t/或/d/后面紧跟着的是鼻辅音/m/或/n/时，这种辅音组合在语音学里就叫做鼻腔爆破，换而言之，即发爆破音/t/d/时受后面鼻辅音/m/与/n/的影响，爆破部位有所改变，须由口腔爆破改为鼻腔爆破。说得通俗一些，也就是/t/或/d/在上述组合中发音时的爆破声音受鼻发音的影响必须改道从鼻子里出来，因此发/tn/或/dn/这样的组合时鼻子里会有一种冲气的感觉。 发爆破音时鼻腔总是关闭的，除阻时气流只能从口腔冲

6、出。但是当爆破音后面紧跟鼻辅音/m/或/n/时，爆破音形成阻碍，发生不完全爆破，在词末，必须通过鼻腔爆破。按通常方法成阻，短暂持阻后，突然打开鼻腔通路，让气流从鼻腔冲出。爆破音与鼻辅音之间不要加多余的/音。,9,例如: /dn/: garden; burden; pardon; wooden; sad news; Good night; red nose; /tn/: button; cotton; written; certain; frighten; last night; start now; what next; /dm/: admire; admit; a good many; broadminded; sad music; /tm/: excitement; atmosphere; a bit more; white mice; eight men; just moment,10,Tongue Twisters,Just think, that Sphinx has a sphincter th