unit-6-fricatives-and-affricates.ppt

1、1,Unit 3 English Consonants: Fricatives & Affricates,/f/ /v/ / / /s/ /z/ / / /h/ / /,2,English Consonants,Pronunciation Power demo,3,What are fricatives?,Fricatives are made by partially blocking the airflow, thus causing the friction-like noise characteristic of these sounds. /f/ /v/ / / /s/ /z/ /

2、/ /h/,4,Labiodental (唇齿音): /f/ /v/,Dental (齿音): / /,Side view for the articulation of /f/ /v/ / /,5,6,Phrases,/f/ laugh and cough a beautiful knife look cheerful something funny the first of February a photograph of myself,7,/v/ a vast field fig leaves serve at five very vain a fine vase five and a

3、half years,8,Sentences,/f/ Fanny cut half a loaf with a fine knife. He who laughs last laughs best. Friendly Franck flips fine flapjacks.,9,/v/ Frances covered her face with a veil. Philips van delivers vegetables and fruit every day. Victor is very efficient man. A detective found various photos in

4、 the file.,10,Tongue twisters,Fancy Nancy did not fancy doing fancy work. But fancy Nancys fancy auntie did fancy Nancy doing fancy work. A flea and a fly flew up in a flue.Said the flea, Let us fly!Said the fly, Let us flee!So they flew through a flaw in the flue.,11,Jumbled sentences,If Fred laugh

5、s, he isnt free. If Phillips laughs, he gets frightened. If Grandfather flies, she looks beautiful. If you want to eat fish, youre first. If you telephone information, it gets full of fat. If you fry food, theyre helpful. If a man has a wife, he looks funny. If you finish before the others,you need

6、a knife.,12,13,14,words,/ thumb / thread / birth / author /death / / that / mother / father / those / these,15,Phrases & Sentences,/ a thousand thanks be thirsty three months a mathematician something nice her birthday,16,/ three brothers rather thick thirsty thieves in the bathroom those themes tha

7、t thumb cold weather rather than,17,sentences,/ Something is better than nothing. Those clothes arent worth anything. A theater is a place where plays or others shows are performed on a stage.,18,/ His father and mother went through thick and thin. Arthur is now breathing smoothly. That means someth

8、ing over there.,19,Tongue twisters,I thought a thought.But the thought I thought wasnt the thoughtI thought I thought.,20,21,Alveolar (齿槽音): /s/ /z/,Postalveolar (后龈音): / /,Side view for the articulation of /s/ /z/ / /,22,23,24,28,29,33,34,Phrases,/h/ a high hill hit it hard behind the house a hat i

9、n hand a huge head hold it high half way down the hall,35,Sentences,/h/ Helen hit the head of the nail with a heavy hammer. Henry hid himself behind a high hedge. Harold greeted me with a hearty hello and handshake. The hunter and his huge horse hid behind the house.,36,37,What are affricates(破擦音）?,

10、Affricates are sounds produced by blocking off the breadth-stream between the tongue and gum ridge, for a stop and a fricative. The term means a “blend”: consisting of a stop and a fricative. /t/ /d/,Warming-up exercises:,/t/ talk big / a bad taste tidy up / tailor-made /d/ out of date / from dawn t

11、o dusk day in and day out / dog days / put in the shade / a sharp-sighted man/a shallow-headed man / have no shame / take no measures / the Treasury /adopt effective measures / at ones leisure,38,39,Postalveolar (后龈音): /t/ /d/,Side view for the articulation of /t/ /d/,Postalveolar (后龈音): / /,40,41,4

12、2,Phrases,/ t / have a chat / a blank cheque / the chief editor / a charming young lady / a child of nature cherish it / rise to challenge /d/ jump at the chance / join hands with stew in one s own juice / a plain Jane a joint venture / make a sound judgment,43,Sentences,/ t/ Dont be fooled. She is

13、no chicken. There is nothing to choose between them. She has no choice but to quit the job. They are chewing the fat to cheat the journey.,44,/d/ She has done a jolly good job. You must be joking. If you hurt her she will bear you a grudge. Id like to have some orange juice.,45,Tongue twisters,Chuck

14、 cheap chocolate chips Try Gerrys charming German cherry gin. Janes drainboard drain just drained Janes drainage.,46,47,Listening Exercise Sound discrimination,1.fine vine 2.fast vast 3.leaf leave 4. rifle rival 5. first thirst 6. free three 7. seem theme 8. mouse mouth 9. day they 10. wordy worthy,

15、11. looselose 12. lacerlaser 13. glacierglazier 14. assureazure 15. shoechew 16. cashcatch 17. chokejoke 18. batchesbadges 19. washedwatched 20. sharechair,48,Listening Exercise Sounds for information (315) 1.A. Yes, did you win it?B. Yes, its really cheap. 2.A. Call a doctor!B. Call a waiter. 3.A.

16、No, he isnt.B. No, she isnt. 4.A. A movie.B. My car. 5.A. No, not a lot.B. Its his favourite cereal. 6.A. A place to walk.B. A successful result in an exam. 7.A. Yes, its free.B. Yes, its three. 8.A. Im sorry to hear that.B. Shes lucky. 9.A. Yes, the whole village was in flames. B. Yes, its a silver

17、 frame. 10.A. Did you see the wind making things roll? B. Wind from the south always brings nice weather.,49,Listening Exercise Sounds for information,Isnt this a good prize? Theres something in my ice! Is he busy? What were you washing? Does Jack eat mush? What does path mean? Did you say the numbe

18、r is free? The news brought her great pressure. Did you see the frame? We didnt expect such a southern wind.,50,Speaking Exercise - sounds for information 1.They laughed for a long time. They last for a long time. 2.He said free, didnt he? He said three, didnt he? 3.We need someone to clean the dish

19、es. We need someone to clean the ditches. 4.How much did the sink cost? How much did the zinc cost? 5.All the kids were laughing at the choke. All the kids were laughing at the joke. 6.They were glad to see the ships. They were glad to see the chips. 7.Nobody saw the fawns in the grass. Nobody saw t

20、he thorns in the grass. 8.It is difficult to explain the loss. It is difficult to explain the laws. 9.Lets look at the other hearth. Lets look at the other half. 10.The sudden wind brought heavy rainfall. The southern wind brought heavy rainfall.,51,Speaking Exercise sounds in perception and product

21、ion 1.a. What does faith mean?Belief. b. What does face mean?Surface. 2.a. How do you spell math?MATH. b. How do you spell mass?MASS. 3.a. How do you like Rods place?Ive never been to his place. b. How do you like Rods plays?Most of them are very good. 4.a. Did anyone explain the loss?Yes. It was a

22、terrible loss. b. Did anyone explain the laws?Yes. It was quite complicated. 5.a. Wheres the other half?Its in the desk. b. Wheres the other hearth?Look for the fireplace.,52,Speaking Exercise sounds in perception and production 6.a. What was the price?You mean the net price? b. What was the prize?A

23、 prize cup. 7.a. How are you going to saw the frozen meat?We need a tool. b. How are you going to thaw the frozen meat?Put it into the microwave-oven. 8.a. What does fear mean?To be afraid. b. What does veer mean?To change direction fast. 9.a. Do you have a view?Yes, I can see the lake. b. Do you ha

24、ve a few?Yes, I have at least ten. 10.a. What does chatter mean?To talk fast. b. What does shatter mean?To break glass.,53,Speaking Exercise sounds in perception and production 1.a. What does faith mean?Belief. b. What does face mean?Surface. 2.a. How do you spell math?MATH. b. How do you spell mass

25、?MASS. 3.a. How do you like Rods place?Ive never been to his place. b. How do you like Rods plays?Most of them are very good. 4.a. Did anyone explain the loss?Yes. It was a terrible loss. b. Did anyone explain the laws?Yes. It was quite complicated. 5.a. Wheres the other half?Its in the desk. b. Whe

26、res the other hearth?Look for the fireplace. 6.a. What was the price?You mean the net price? b. What was the prize?A prize cup. 7.a. How are you going to saw the frozen meat?We need a tool. b. How are you going to thaw the frozen meat?Put it into the microwave-oven. 8.a. What does fear mean?To be af

27、raid. b. What does veer mean?To change direction fast. 9.a. Do you have a view?Yes, I can see the lake. b. Do you have a few?Yes, I have at least ten. 10.a. What does chatter mean?To talk fast. b. What does shatter mean?To break glass.,54,Reading aloud Slow food,Italians know and love good food. Its

28、 at the heart of their culture. They dont like to rush through meals, either. In 1986, something happened in Italy. A McDonalds opened in Rome. Many Italians were surprised and angry. They thought, “This is an attack on Italian culture!” One man, Carl Petrini, decided to fight back. “Fast food is th

29、e enemy,” he said. He started a group called Slow Food. Today, about 80,000 people from over 100 countries belong to the group. It began as a humorous but determined attempt to preserve Italian foods and support small restaurants from the pressures of international fast food companies. It has grown into an international movement to preserve local foods and culinary traditio