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(共22张PPT)
2. Whose birthday is it
Unit1 Animal Friends
Section A
人教版 英语（七年级下册）
Pronunciation
UNIT
Learning Aims
1. Students will understand and practice the pronunciation of specific letter combinations such asch,ph,sh,th,wh.
2.Students will learn about the assimilation of the lettersd/tandyin spoken English.
1.Students will improve their listening and speaking skills by focusing on accurate pronunciation.
2 Students will practice reading aloud to enhance fluency and intonation.
1.Develop students'phonetic awareness through listening and repetition exercises.
2Encourage students to practice pronunciation in context through reading and speaking activities.
1. Foster confidence in speaking English by focusing on accurate pronunciation.
2 Encourage active participation and a positive attitude towards learning English.
语言能力
文化意识
思维品质
学习能力
Let’s watch!
Listen and repeat.
ch ph sh th wh /t / /f/ / / /θ/ / / /w/ /h/
chair which ________ physics elephant ________ ship fashion ________ throw maths ________ then with ________ why where ________ who
whose
________
1
辅音字母组合ch、ph、sh、th 与 wh 的发音
辅音字母组合
ch
读音
/t /
发音要领
/t /是清辅音，发音时声带不振动。舌尖抵住上齿龈，让气流从舌齿间的缝隙中冲挤而出。发/t/和/ /音时瞬间合一。
例词
child 儿童
lunch 午餐
March三月
辅音字母组合
ph
读音
/f/
发音要领
/f/是清辅音，发音时声带不振动。下唇轻抵上齿，让口腔内气流从唇齿间缝隙中挤出时摩擦成音。
例词
photo 照片phone 电话
geography 地理（学）
辅音字母组合
sh
读音
/ /
发音要领
/ /是清辅音，发音时声带不振动。舌身整个抬起，舌前部靠近上齿龈。双唇稍向前突出，让气流从舌面与口腔上壁间的缝隙中挤出时摩擦成音。
例词
shout 喊叫dish 盘
rush 冲；奔
辅音字母组合
th
读音
/θ/
发音要领
/θ/是清辅音，发音时声带不振动。舌尖轻抵上齿背或放在上下齿之间，让气流从舌齿间缝隙中挤出时摩擦成音。
例词
thank 感谢thing 事情
truth 事实
辅音字母组合
th
读音
/ /
发音要领
/ /是浊辅音，发音时声带振动。舌尖轻抵上齿背或放在上下齿之间，让气流从舌齿间缝隙中挤出时摩擦成音。
例词
that 那个than 比
mother 母亲
辅音字母组合
wh
读音
/w/
发音要领
/w/是浊辅音，发音时声带振动。舌后部向软腭抬起，双唇突出，并呈小圆口形。发音瞬间滑向后面的元音。/w/又称半元音。
例词
what 什么white
白色（的）
whale 鲸
辅音字母组合
wh
读音
/h/
发音要领
/h/是清辅音，发音时声带不振动。双唇微微张开，口形不定，随/h/后面的元音而变化。气流不受阻碍，仅在通过声带时发出轻微的摩擦声。
例词
who 谁whose 谁的
whole
整体的
Add one more word to each group.
ch ph sh th wh /t / /f/ / / /θ/ / / /w/ /h/
chair which ________ physics elephant ________ ship fashion ________ throw maths ________ then with ________ why where ________ who
whose
________
rich
photo
dish
thank
what
brother
who
weather
physics
Let’s look and say!
elephant
whose
fashion
maths
Let’s read the tongue twisters.
If Charlie chews shoes, should Charlie choose the shoes he chews
Phyllis finds elephants and dolphins for the photo shoot.
She sells seashells by the seashore.
Father thinks Mother’s brother is a thoughtful thinker.
Who knew where the white whale went
2
In pairs, read the conversation aloud slowly. Then listen and read it again at a normal speed. Notice how the letters in bold change sounds.
A: Did you read Little Women for English class It’s great!
B: No, I didn’t. Would you like to tell me about it
A: Well, I’d like to. But don’t you want to read it by yourself
红色字母的读音发生了什么变化呢？
同化现象：
音的同化是指当两个音相邻时，其中一个音常常受另一个邻音的影响而变成与其邻音相同或相似，或变成第三个音。同化现象是英语连贯说话中一种自然的变化，
Read the sentences. Pay attention to the assimilation.
Nice to meet you.
Can’t you do it
/mi t ju/
/mi t u/
/k nt ju/
/k nt u/
辅音/t/与/j/相邻时，被同化为/t /
辅音/d/与/j/相邻时，被同化为/d /
What would you like to drink, tea or coffee
What did you do last night
/w d ju/
/w d u/
/d d ju/
/d d u/
1. Can I get you something, Mary
2. Thanks, John! Could you give me some cold yogurt, please
3. Here, I got you one. It's really good yogurt.
4. Yuk! What did you do This is very bad yogurt!
5. Oh, did you find your yogurt not yummy
6. I bet you added some salt, didn't you
7. Ha ha, yes! I tricked you!
8. Just you wait! I'll get you next time!
Let’s practice.
C
D
D
Exercises
一、单项选择
A
C
单项选择
6.找出画线部分发音不同的一项。( )
A.then B.they C.their D.math
7.找出画线部分发音不同的一项。( )
A.machine B.which C.child D.chair
8.找出画线部分发音不同的一项。( )
A.throw B.thank C.with D.tooth
2. Whose birthday is it
Thanks
for watching!

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