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Chapter Two 第二章 后元音 Back Vowels: /ɑ: / / ɔ / / ɔ: / / u / / u: / Time: 2 periods PowerPoint Presentation
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Chapter Two 第二章 后元音 Back Vowels: /ɑ: / / ɔ / / ɔ: / / u / / u: / Time: 2 periods - PowerPoint PPT Presentation


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Chapter Two 第二章 后元音 Back Vowels: /ɑ: / / ɔ / / ɔ: / / u / / u: / Time: 2 periods. Chapter two The first period 第二章    第一学时. 后元音 Back vowels: /ɑ: / / ɔ / / ɔ: /. Warming-up Exercise.

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chapter two the first period
Chapter two The first period第二章    第一学时
  • 后元音Back vowels: /ɑ: / / ɔ / / ɔ: /
warming up exercise
Warming-up Exercise

Please read the following phrases in falling tone and rising tone, pay attention to the words containing /ɑ:/ /ɔ/ /ɔ:/ /u/ & /u:/ sounds.

warming up exercise1
Warming-up Exercise

/ɑ:/a fast car / a large shark / a starved

artist

/ɔ/socks and stockings / borrow a novel /

clocks and watches

/ɔ:/more and more / on the fourth floor /

a short story

/u/look for the cook / woolen socks /

stood in the foot

/u:/a new rule / useful tools / stoop by a

cool pool

slide5
/ɑ:/ /ɔ/ /ɔ:/ /u/ /u:/

There are five back vowels:

/ɑ:/ /ɔ/ /ɔ:/ /u/ /u:/

For all of them the tip of tongue is withdrawn towards the soft palate, lip-rounding plays an important part in producing all the back vowels except for /ɑ:/

slide6
/ɑ:/
  • The tongue is held very low. The mouth is opened with no lip-rounding. The sound is like the exclamation “Ah”.
is usually read in the following letter or combine letters a ar al au
/ɑ:/ is usually read in the following letter or combine letters: a ar al au

plant glass class fast basket

star park car parcel hard

calm half palm (l is silent)

aunt laugh

phrases sentences
Phrases & Sentences

a fast car a starved artist

a laugh star a starry March night

half past nine

The dancing part stopped at half past five.

Arthur didn’t pass the art exam.

He laughs best who laughs last.

A large army marched past the grassland.

slide9
/ɔ/
  • The sound is made with open jaws and slight open lip-rounding, the back of the tongue is kept very low and far back.
is usually read in the following letters or combined letters o a ou au
/ɔ/ is usually read in the following letters or combined letters: o a ou au

cop lock hot clock novel

want what was watch quality

cough trough

because sausage Austria Australia

phrases sentences1
Phrases & Sentences

clocks and watches cotton socks

borrow a novel wash the mop

cost a lot watch that small fox

John has got a pot of hot water.

Lots and lots of clocks and watches has gone wrong.

The robber’s name is Robert.

slide12
/ɔ:/
  • This sound has a low, mid-back tongue position; the lips are tense and protruded.
is usually read in the following combined letters aw or au ar al ore oor oar our ough augh
/ɔ:/ is usually read in the following combined letters: aw or au ar al ore oor oar our ough augh

saw jaw law yawn draw

horse born cord sword

cause fault war

fall all salt talk

tore before more board door

four fought taught daughter

phrases sentences2
Phrases & Sentences

more score short stories

walk across the lawn morning news report

forty horses to put more salt

Your four daughters are all very tall.

The reporter gave an important talk in the auditorium.

You ought to do what the doctor ordered.

after class assignments
After-class assignments
  • Review and memorize the words, phrases, sentences in class.
  • Make sentences containing back vowels /ɑ:/ / ɔ / / ɔ: /.
  • Listen to the tapes and practice the three back vowels /ɑ: / / ɔ / / ɔ: /.
chapter two the second period
Chapter two The second period第二章    第二学时
  • 后元音 Back vowels:/ u / / u: /
warning up exercise
Warning-up exercise
  • /u/ look for the cook / woolen socks / stood in the foot
  • /u:/ a new rule / useful tools / stoop by a cool pool
slide19
/u/
  • This sound is produced with the tongue in a relaxed position. The lips are loosely rounded.
u is usually read in the following letters or combined letters u o oo ou
/u/ is usually read in the following letters or combined letters: u o oo ou

put full sugar bull push butcher

wolf woman bosom to

good stood wood foot soot

(before t and d in the words)

book cook hook look took shook

(before k in the words)

could should would

phrases sentences3
Phrases & Sentences

look for the cook push aside the butcher

a good-looking woman took the book

cook the soup put the sugar in the bottle

The cook understood the sugar was no good.

He took a book to the wood and had a good look at it.

The woman couldn’t push the cart full of wood.

slide22
/u:/
  • The back of the tongue is raised the highest. This sound is the most tense and most lip-rounded of the back vowels.
u is usually read in the following letters and combined letters o u oo ou ue ew oe
/u:/ is usually read in the following letters and combined letters: o u oo ou ue ew oe

do who move lose

June rude Susan

too food soon moon spoon

you group soup through

glue true blue

chew juice shoe

phrases sentences4
Phrases & Sentences

food and soup blue boots

choose a good school at noon in June

Stoop by a cool pool useful tools

That news is too good to be true.

That student blew up a blue balloon on an afternoon in June.

As a rule, Sue is foolish and stupid at school.