内容正文:
寒假预习:专题13 Unit 1-6语音知识+知识演练
2025-2026学年四年级下册英语(人教版)
Unit 1 语音知识:字母组合 ar 的发音
1. 核心发音:/ɑ:/(长元音,口型张大,舌尖抵下齿,舌身后缩,发音要饱满、连贯)
2. 课本Let’s spell 原句:
I draw a farmer on a card.
The farmer is working hard.
His farm is like a big park.
I clean my desk. It's not hard.
3. 课本核心例词:arm, car, card, far, farm, hard
Unit 2 语音知识:字母组合 er 的发音
1. 核心发音:/ə/(短元音,口型自然,舌尖抵下齿,舌身放松,发音轻而短)
2. 课本Let’s spell 原句:
In the summer, after dinner,
Father is reading a newspaper.
My poor thirsty brother,
Is running with some water.
3. 课本核心例词(均来自Unit2词汇表/Let’s spell):brother, number, ruler, sister, computer, dinner, eraser, winter
Unit 3 语音知识:字母组合 or 的发音
1. 核心发音:/ɔ:/(长元音,口型圆且小,舌尖离开下齿,舌身后缩,发音饱满)
2. 课本Let’s spell 原句:
I'm Ford the hero.
I get up early every morning.
I ride my horse to help others.
I work all over the world.
Ford! It's time to get up!
3. 课本核心例词:fork, horse, sport, short, word, work, worth, world
Unit 4 语音知识:字母组合 ir 和 ur 的发音
1. 核心发音:/ɜ:/(长元音,舌尖抵下齿,舌身中部稍抬起,发音连贯)
2. 课本Let’s spell 原句:
A girl buys a pretty skirt.
Soon she sees a bird—it's hurt.
First she thinks, then helps the bird.
Now the girl needs a new skirt!
3. 课本核心例词:bird, girl, shirt, skirt, hurt, nurse, fur, turn
Unit 5 语音知识:字母组合 air 的发音
1. 核心发音:/eə/(双元音,由/e/向/ə/过渡,口型由扁到圆,发音连贯)
2. 课本Let’s spell 原句:
A boy with fair hair,
Sat down upon his hair.
The chair is small.
The poor boy falls.
Look at his hat in the air!
3. 课本核心例词:air, chair, fair, hair, pair
Unit 6 语音知识:字母组合 ear 的发音
1. 核心发音:/ɪə/(双元音,由/ɪ/向/ə/过渡,舌尖抵下齿,舌身由低到高,发音连贯)
2. 课本Let’s spell 原句:
My dear bear, do you hear?
A chicken clucks very near.
Hear! It's so clear!
Oh dear! So many eggs here and there!
But near the eggs, there is a pear!
3. 课本核心例词:bear, dear, pear, year, ear, wear, fear, hear
语音知识演练
一、选出下列单词中,划线部分字母组合发音不同的一项
( )1. A. farm B. car C. warm
( )2. A. brother B. ruler C. her
( )3. A. fork B. work C. horse
( )4. A. bird B. girl C. nurse
( )5. A. chair B. hair C. hear
二、判断下列单词中划线部分字母组合的发音是否相同,相同写“T”,不同写“F”
( )1. card — far
( )2. sister — dinner
( )3. sport — world
( )4. skirt — hurt
( )5. pair — ear
三、根据字母组合发音,补全下列单词
1. f__ __m (农场)
2. br__th__r (兄弟)
3. h__ __se (马)
4. b__rd (鸟)
5. ch__ __r (椅子)
四、将下列单词按字母组合发音分类
A. hard B. sister C. fork D. hair E. dear
1. /ɑ:/(ar):________
2. /ə/(er):________
3. /ɔ:/(or):________
4. /eə/(air):________
5. /ɪə/(ear):________
五、选出下列单词对应的音标
( )1. farm A. /fɑ:m/ B. /fəm/ C. /fɔ:m/
( )2. ruler A. /ˈru:lə/ B. /ˈru:lər/ C. /ˈrʊlə/
( )3. work A. /wɔ:k/ B. /wɜ:k/ C. /wək/
( )4. chair A. /tʃeə/ B. /tʃɪə/ C. /tʃeɪ/
( )5. hear A. /heə/ B. /hɪə/ C. /heɪ/
六、根据句意和字母组合发音,填入合适的单词
1. My ______(兄弟)is reading a book.
2. Farmers work ______(努力地)on the farm.
3. I can ride a ______(马).
4. There is a ______(椅子)in the classroom.
5. Do you ______(听见)the bird?
七、朗读下列句子,找出含有所给字母组合发音的单词并圈出
1. The farmer is working hard.(字母组合:ar)
2. My poor thirsty brother is running with some water.(字母组合:er)
3. I ride my horse to help others.(字母组合:or)
4. A girl buys a pretty skirt.(字母组合:ir)
5. Look at his hat in the air!(字母组合:air)
答案
一、选出发音不同的一项
1. C 2. C 3. B 4. C 5. C
二、判断发音是否相同
1. T 2. T 3. F 4. T 5. F
三、补全单词
1. farm 2. brother 3. horse 4. bird 5. chair
四、单词分类
1. A 2. B 3. C 4. D 5. E
五、选出对应的音标
1. A 2. A 3. B 4. A 5. B
六、填入合适的单词
1. brother 2. hard 3. horse 4. chair 5. hear
七、圈出对应发音的单词
1. farmer, hard 2. brother, water 3. horse 4. girl, skirt 5. air
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