This document discusses voiced and unvoiced consonant sounds in English. It provides examples of voiced sounds such as /z/, /d/, which use vibration in the throat, and voiceless sounds like /s/, /t/, which do not vibrate. It also discusses how to determine if a sound is voiced or voiceless by feeling one's throat. Additionally, it covers plural nouns, simple present tense verbs, and exercises to practice distinguishing between similar phonemes like /z/ and /s/, /d/ and /t/, or sounds with /ed/ or /id/.

1. IPA
Voiced and unvoiced sound
Plural nouns and simple present
tense issius

4. Voiced and unvoiced sound
What is Voiced?
• A simple explanation of voiced consonants is
that they use the voice. This is easy to test by
putting your finger on your throat. If you feel a
vibration the consonant is voiced. Here is a list
of some voiced consonants.

6. Voiced and unvoiced sound
What is Voiceless?
• Voiceless consonants do not use the voice. They
are percussive and use hard sounds. Once again,
you can test if a consonant is voiceless by putting
your finger on your throat. You will feel no
vibration in your throat, just a short explosion of
air as you pronounce. Pronounce each of these
consonant sounds and feel NO vibration in your
throat.

9. /z/ , /s/ , /iz/
Kind of sounds:
/phone
me/
IPA Phoneme (vowels or
consonants)
Examples:
1. voiced sounds
/ z / All vowels coffee, time, dog,
Go, say, play, read, stay,
run, study, do, clean,
begin, fly, see.
some consonants:
b, d, ɡ, v, m, n, ŋ, l, r, ð
2. voiceless or
unvoiced sounds / s / p, t, k, f, θ
eat, wait, take,
drink, meet, get, hat,
book.
3. special sounds or
sibilant / iz / s, z, ʃ, ʒ, tʃ, dʒ
brush, house, teach,
fix, choos, catch,
wash.

10. Simple present tense
• What do you do in your free time?
• What does your mother do in her free time?
• What does your boyfriend, girlfriend do in
their free time?
• What do you usually do on vacations?
• What do you usually do to improve your
english?
• What do you think about ___________?

11. /d/ , /t/ , /ed - id/
Kind of sounds:
/phone
me/
IPA Phoneme (vowels or
consonants)
Examples:
1. voiced sounds
/ d / All vowels advise, allow, believe,
call, earn, fill, enjoy,
explore, change, carry.some consonants:
b, ɡ, v, z, ʒ, dʒ, m, n, ŋ, l, r,
ð
2. voiceless or
unvoiced sounds / t / p, k, f, s, ʃ, tʃ
ask, fix, knock, kiss,
watch, stop, work,
miss, help, jump.
3. special sounds
/ ed-id / d, t
accept, need, arrest,
collect, want, hate,
rent, visit, print.

12. Exercises
Words Voiced Unvoiced
ball
house
wrist
armpit
zip
thick
this
king
Words Voiced Unvoiced
get
book
cloth
drum
sick
say
thieve
go

13. Exercises
Verb /
Noun
/z/ /s/
/iz
/
books
houses
coffees
eyes
ears
colors
brushes
eats
Verb /
Noun
/z/ /s/
/iz
/
exercises
washes
carries
cleans
fix
drinks
moves
knees

14. Exercises
Verb /d/ /t/
/ed-
id/
hated
divides
played
picked
kissed
filled
shared
hunted
Verb /d/ /t/
/ed-
id/
shouted
treated
wanted
pulled
shopped
agreed
traveled
repeated

16. Verb /d/ /t/ /ed-id/
arrived
packed
played
visited
rented
liked
checked
traveled
stayed
treated
wanted
pulled
shopped
agreed
traveled
repeated