教学课件英语人教版（2024版）七年级初一上册Unit 1 You and Me Section APronu

UNIT1YouandmePronunciationLead-inDoyouknowtherelationshipsamongthefollowingwords?IPAvowelconsonantIPA是InternationalPhoneticAlphabet的缩写，即国际音标。英语国际音标是记录英语读音的符号，共有48个音标。我们通常会说到音素。音标是记录音素的符号，是音素的标写符号。即写出来的我们叫音标，读出来的我们叫音素。Lead-inDoyouknowtherelationshipsamongthefollowingwords?IPAvowelconsonantvowel是元音，在48个音标中，有20个元音。元音又分为单元音和双元音；单元音有12个，双元音有8个。consonant是辅音，在48个音标中，有28个辅音。IPA=20vowels+28consonantsLead-in单元音

12个长元音

/i:/

/ɜ:/

/u:/

/ɔ:/

/ɑ:/

短元音

/

ɪ

/

/ə/

/ʊ/

/ɒ/

/

ʌ/

/e/

/æ/

双元音8个

合口双元音

/eɪ/

/aɪ/

/ɔɪ/

/əʊ/

/aʊ/集中双元音

/ɪə/

/eə/

/ʊə/

元音（20）

Presentation单元音

12个长元音

/i:/

/ɜ:/

/u:/

/ɔ:/

/ɑ:/

短元音

/ɪ

/

/ə/

/ʊ/

/ɒ/

/

ʌ/

/e/

/æ/

长元音？短元音？1.写法：长元音后边都会跟有/:/符号，而短元音没有。2.发音：长元音发音时间较长而有力，短元音发音短而急促。Findsomedifferences.PresentationTrytoreadbythelearntrules./i://ɪ//e//æ/eatisnetbadfeetfitmenmansheeplistheadhat开音节的读法？闭音节的读法？PresentationListenandrepeat./i://ɪ//e//æ/eatisnetbadfeetfitmenmansheeplistheadhat注意发音的元音！字母组合ea既可以发/i:/也可以发/e/PresentationListenandfindthedifferences.Thenrepeatthem.1.A.I’m12yearsold.B.Iam12yearsold.2.A.What’syourlastname?B.Whatisyourlastname?3.A.It’sMiller.B.ItisNiller.4.A.We’reinthesameclass.B.Weareinthesameclass.找不同！PresentationListenandfindthedifferences.Thenrepeatthem.1.A.I’m12yearsold.B.Iam12yearsold.2.A.What’syourlastname?B.Whatisyourlastname?3.A.It’sMiller.B.ItisNiller.4.A.We’reinthesameclass.B.Weareinthesameclass.be动词：am、is、aream的缩写’m;is的缩写’s;are的缩写’re.写法PresentationListenandfindthedifferences.Thenrepeatthem.1.A.I’m12yearsold.B.Iam12yearsold.2.A.What’syourlastname?B.Whatisyourlastname?3.A.It’sMiller.B.ItisNiller.4.A.We’reinthesameclass.B.Weareinthesameclass.I’m读/aɪm/Iam读/aɪ//æm/或/aɪ//əm/（快速读的时候）读法PresentationListenandfindthedifferences.Thenrepeatthem.1.A.I’m12yearsold.B.Iam12yearsold.2.A.What’syourlastname?B.Whatisyourlastname?3.A.It’sMiller.B.ItisNiller.4.A.We’reinthesameclass.B.Weareinthesameclass.What’s/wɒts/读It’s

读/ɪts/Whatis和Itis中is读/ɪz/读法PresentationListenandfindthedifferences.Thenrepeatthem.1.A.I’m12yearsold.B.Iam12yearsold.2.A.What’syourlastname?B.Whatisyourlastname?3.A.It’sMiller.B.ItisNiller.4.A.We’reinthesameclass.B.Weareinthesameclass.We’re/wɪə/读

Weare中are读/ɑː/读法PraticeFindthesamesounds./i://ɪ//e//æ/bee

deep

bit

me

killwith

egg

bag

very

tellhand

glad(高兴的)

beedeepmebitkillwitheggverytellbaghandgladPraticecirclethesamesounds.1.seat rain bean cat2.gift feet teacher dog3.pig star tree jeep4.sweet sea fish the

ExerciseChoosethedifferentsoundineachline.(

B

)1.A.wellB.catC.leg

D.pen(

A

)2.A.mapB.sweaterC.pet

D.elephant(

C

)3.A.eggB.tenC.tall

D.desk(

B

)4.A.sit

B.sofa