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七年级英语下学期辅音PPT教学课件

3)舌边音
[ ] like long people
发音要领:[l]是浊辅音,发音时舌端 顶住齿龈,气流从舌的两旁空隙处泄 出。[l]有两种发音。在元音前叫清晰 [l],在元音后叫含糊[l].
4)摩擦音(10个)
[f] face knife fire
[v] seven very serve
[ ] third three month [ ] those with there [ ] sir seat bus [ ] zero those zoo
[ ] share shine foolish
[ ] usually television pleasure
[ ] river write correct
[h] have hate house 发音要领:[f] [ ] [s] [ ]是清辅 音,与它们对应的浊辅音是[v] [ ] [z] [ ]. [r]是浊辅音;[h]是轻
发音要领:以上六个音都是由一个爆破音和一 个摩擦音组成,称为破擦音。 [ ][ ][ ] 是清辅音,与他们相对应 的浊辅音是[ ][ ][ ].
6)半元音(因为[ ]、[ ]这两个音素既可以作 辅音,也可作元音,所以称它们为半元音)
[ ] twelve wait question
[
]
[ ] year [ ] few
发音要领:[p] [t] [k] 是清辅音,发音时声 带不震动,与它们相对应的[b] [d] [g] 是浊 辅音,发音时声带须震动。
2)鼻音(3个)
[m] map month come
[n] not on near
[ ] long ink English
发音要领: [m] [n] [ ] 都是浊辅音,发 音时声带要震动。这几个音在词尾时, 发音要略微拉长。发[ ]时,软腭下垂, 堵住口腔通道,气流从鼻腔泄出。
[
] huge [
]
发音要领:发[ ]时要圆唇,口型比发 [ ]的口型要小。气流通过嘴唇时有 一些摩擦。而应的轻辅音或浊辅音。
5)破擦音(6个) [ ] match catch chance [ ] orange change jacket [ ] students cats wants [ ] hands beds cards
[ ] tree train try
[ ] drink driver hundred
辅音
发音时不论声带震动与否,呼出的气 流在通过口腔或鼻腔时,受到一定的 阻碍,这样形成的音标称为辅音。
发音时声带不震动的辅音称为清辅音; 发音时声带震动的辅音称为浊辅音。
1)爆破音(6个) [p] map plate plane [b] bread beer black [t] time minute late [d] head cold dinner [k] basket back kite [g] grass flag give
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