Презентация на тему Alternations and modifications of speech sounds in English

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2. Types of modification: assimilation, accommodation, reduction, elision,inserting.
3. The adaptive modification of a consonant by
4. ASSIMILATIONprogressive: stay [stei], /t/ without aspiration (loss
5. Accommodation is used to denote the interchanges
6. Reduction is actually qualitative or quantitative weakening
7. Elision is a complete loss of sounds,
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Types of modification: assimilation, accommodation, reduction, elision,inserting.

Alternations and modifications of speech sounds in English

The adaptive modification of a consonant by a neighbouring consonant in a

ASSIMILATIONprogressive: stay [stei], /t/ without aspiration (loss of plosion);regressive: tenth [tenθ], /n/

Accommodation is used to denote the interchanges of VC or CV types.

Reduction is actually qualitative or quantitative weakening of vowels in unstressed positions.

Elision is a complete loss of sounds, both vowels and consonants. 1.

Inserting is a process of sound addition.1. Linking [r] (potential pronunciation of

Слайды презентации

Слайд 2 Types of modification:
assimilation,
accommodation,
reduction,
elision,
inserting.

Слайд 3 The adaptive modification of a consonant by a

The adaptive modification of a consonant by a neighbouring consonant in

neighbouring consonant in a speech chain is assimilation.
1.

Place of articulation
• t, d > dental before [ð, θ]: eighth, at the, said that
• t, d > post-alveolar before [r]: tree, true, dream, the third room
• s, z > post-alveolar before [∫]: this shop, does she
• t, d > affricates before [j]: graduate, could you
• m > labio-dental before [f]: symphony
• n > dental before [θ]: seventh

Слайд 4 ASSIMILATION
progressive:
stay [stei], /t/ without aspiration (loss of

ASSIMILATIONprogressive: stay [stei], /t/ without aspiration (loss of plosion);regressive: tenth [tenθ],

plosion);
regressive:
tenth [tenθ], /n/ - dental
double:
tree [tri:]

partial:
little

(loss of plosion)
full:
less shy [leʃai],
does she [dΛʃi:]

Слайд 5 Accommodation is used to denote the interchanges of

Accommodation is used to denote the interchanges of VC or CV

VC or CV types.
Lip position
• consonant +

back vowel:
pool, rude, who (rounded)
• consonant + front vowel:
tea, sit, keep (spread)

Слайд 6 Reduction is actually qualitative or quantitative weakening of

Reduction is actually qualitative or quantitative weakening of vowels in unstressed

vowels in unstressed positions.
Reduction

qualitative quantitative
can [kæn] – I can

[ai ken] me [mi:] – let me [let mi]

Слайд 7 Elision is a complete loss of sounds, both

Elision is a complete loss of sounds, both vowels and consonants.

vowels and consonants.
1. Loss of [h] in personal

and possessive pronouns and in the forms of the auxiliary verb have.
2. [l] lends to be lost when preceded by [o:]: always, already, all right
3. In cluster of consonants: next day, just one, mashed potatoes
4. [t]+C, [d]+C: listen [lisn], often [ofn], Wednesday [wenzdi]
5. –mb at the end of the word: lamb [læm], comb [kom]
6. [i], [ə]: different [difrənt], similar [simlə]