(共20张PPT)
Unit 3 The Earth
Oxford English
Speaking
Warming-up
元 音 ( 20 Vowels )
/i: / / I / /e/ / / / /
/ / /α / / / / / / /
/u:/ / / /eI/ /aI/ / /
/ / /a / /I / /e / / /
:
:
:
辅音 (28Consonants)
/p/ /b/ /t/ /d/ /k/ /g/
/ / / / /f/ /v/ / / / /
/s/ /z/ / / / / /h/ /m/
/n/ / / /I/ /r/ /w/ /j/
/tr/ /dr/ /ts/ /dz/
元音音素/ /
bus just sun
come money some
country enough young
短元音，是字母o和u在单词中的读音。发音时舌尖和舌端两侧轻触下齿，舌后部靠前部分稍抬起，唇形稍扁，开口度较大，与/ /相似
Presentation
元音音素/a:/
class father glass
art car park
aunt heart
长元音，多是字母组合ar的读音，也是字母a在ss，st，th等字母前面的读音。发音时口张大，舌身压低并后缩，后舌稍隆起，舌尖不抵下齿。双唇稍收圆。
摘苹果
class
must
other
after
bus
large
under
glass
car
color
card
/ /
/a:/
Practice
元音音素/ / / /
box lot pot
want wash what
短元音，是字母o在重读闭音节
单词中的读音。发音时口张大，
舌身尽量降低并后缩，双唇稍稍
收圆。
元音音素/ :/
for horse short
ball small tall
quarter ward warm
August autumn daughter
draw law saw
bought door
长元音，是字母o，or，al，oar，our或oor在单词中的发音。发音时舌后部抬得比/ /高，双唇收得更圆更小，并向前突出。
摘苹果
hot
all
for
not
horse
lost
draw
box
mom
four
dog
/ :/
/ /
Practice
元音音素/u/ / /
wolf woman
full put sugar
book football good
could should would
短元音，多是英语字母u，oo或ou等
在单词中的发音。发音时舌后部抬起，
舌身后缩，舌尖离开下齿。双唇收圆，
稍突出。
元音音素/u:/
lose move who
pollute ruler tooth
food school
fruit juice
blue shoe
长元音，多是字母oo或ou在单词中的发音。发音时舌后部尽量抬起，舌位比/u/高。双唇收圆并突出。口形比/u/稍小。
摘苹果
food
could
book
who
wood
pollute
foot
blue
tooth
put
ruler
/ /
/u:/
Practice
辅音音素/k/
call cat come
bake key make
black chick sock
cap back cold
/k/是字母k和字母c的发音。发音时舌后部隆起紧贴软颚，憋住气，然后突然分开，气流送出口腔，形成爆破音。/k/是清辅音，声带不振动。
辅音音素/g/
glass game goose
great good egg
bag gate
/g/是字母g的读音。发音时舌后部隆起
紧贴软颚，憋住气，然后突然分开，
气流送出口腔，形成爆破音。
/g/是浊辅音，声带振动。
/ / /a:/ colour must after banana
other under card large
/ / / :/ doctor on all August
want wash four horse
/u/ /u:/ could full blue food
put wood pollute shoe
/k/ /g/ clever clock bag dog
cook keep good grass
Talk Time
/ba:n/ /b n/
2. /ha:t/ /h t/
3. /sp t/ /sp :t/
4. /k d/ /k :d/
5. /pul/ /pu:l/
6. /ful/ /fu:l/
7. /b k/ /b g/
8. /kla:s/ /gla:s/
√
√
√
√
√
√
√
√
A1 Listen carefully and circle the word you hear from each pair.
Practice
A2 Read these sentences. Pay attention to the letters in bold.
1 I love my brother’s drum.
2 I asked my father for a banana.
3 I want to wash some socks.
4 I saw four horses at the door!
5 He took a look at the cook.
6 Whose blue shoes are those
7 The clever cat caught the chicken.
8 A girl sat on the green grass with her dog.
Practice
In pairs, talk about what we can do to protect the Earth. Follow the example.
S1: What can we do to protect the Earth
S2: We must stop polluting the air.
S1: Are there any other things we can do
S2: We can take our own things bags to
the supermarket.
Speak up
自己的
停止做某事
any一些（疑问句和否定句）
Try to make a conversation about protecting the Earth. You may use the sentence patterns we have learned in this chapter.
Preview Writing on Page 39.
Homework登陆21世纪教育 助您教考全无忧
Unit3 The Earth
Speaking同步练习
写出下列单词或音标
1./d k/ ______ 2./'brΛ / ______ 21世纪教育网版权所有
3.must ______ 4.green ______ 21教育网
5.car ______ 6. /sp t/ ______
7./kla:s/ ______ 8.cook ______
9./h t/ ______ 10. /fu:l/______
二、将下列单词与正确的音标用线连起来。
hot /blu:/
parrot /d :p/
football ( http: / / www.21cnjy.com" \o "欢迎登陆21世纪教育网 ) /hɑ:t/
dollar /l k/
cheese /t∫ :z/
blue /′d l /
heart /′p r t/
lock /futb :l/
nk /h t/
jeep / k/
三、句型转换：
1. There is a woman near the house.（变复数）
2. There are some buses near our school.（变单数）
3. There are some apples in the tree.（变一般疑问句）
4. There are some oranges in the glass.（变否定句）
5. Is there a baby in the room （变复数）
Unit3 The Earth
Speaking同步练习
答案
一、1.duck 2.brother
3. /m st/ 4./gri:n/
5. ./kɑ:(r)/ 6.spot
7. class 8. /kuk/
9.hat 10.full
二、略
三、1.There are some women near the house.
2.There is a bus near our school.
3. Are there any apples in the tree
4. There aren’t any oranges in the glass.
5. Are there any babies in the room
21世纪教育网 www.21cnjy.com 精品试卷·第 2 页 （共 2 页）
21世纪教育网 www.21cnjy.com 精品资料·第 2 页 （共 2 页） 版权所有@21世纪教育网
