人教版八年级上册Unit 3 I'm more outgoing than my sister.Section A 1a-2d 课件（共20张PPT，含内嵌音频）

(共20张PPT)
Hello! I’m Time Machine. I need you to help me write a self-introduction（自我介绍）. Can you help me
I’m short.
I’m heavy.
I have no hair.
I have a big mouth.
Self-introduction
Appearance (外貌）
I’m friendly.
I’m outgoing.
I’m smart.
I’m funny.
Self-introduction
Personality (性格）
I’m more outgoing than my sister.
Match each word with its opposite.
tall loudly
thin short hair
long hair heavy
quietly short
1a
1b. Listen and number the pairs of twins in the picture [1-3]
2
1
3
tapescripts

Boy 1: Is that Sam playing the guitar
Girl: No, that’s Tom. Sam has longer hair than Tom.
Boy 2: Both Tom and Sam can play the drums, but Sam plays them better than Tom.
good/well的比较级
Conversation 1

Boy: That’s Tara, isn’t it
Girl: No, it isn’t. It’s Tina. Tina is taller than Tara.
And she also sings more loudly than Tara.
Conversation 2
Boy: Is that Paul
Girl: No, that’s Peter. Peter’s heavier than Paul.
And Paul’s shorter than Peter.
Conversation 3
比 较 级
1
定 义
形容词和副词有三种形式：原级，比较级和最高级。
比较级用于两个同类事物的比较.
2
常用句型结构
Paul is shorter than Peter.
Tina is taller than Tara.
A + be + 形容词比较级+than +B
Sam plays them better than Tom.
she also sings more loudly than Tara.
A+实义动词+副词比较级+than + B
形容词/副词比较级构成规则
1.一般情况直接在形容词后加-er。
2.以字母e结尾的形容词直接在其后加-r。
tall—
nice—
3.以重读闭音节结尾并且末尾只有一个辅音字母，应先双写这个辅音字母再加-er.
big—
short —
small —
shorter
large —
whiter
white—
fatter
smaller
thinner
larger
taller
nicer
bigger
thin—
fat —
4.以“辅音字母+y”结尾的，先改“y”为“i”，再加-er。
happy—
heavier
heavy—
easier
easy—
happier
5.多音节和部分双音节形容词在其前面加more。
loudly—
more interesting
interesting—
more loudly
quietly—
more quietly
ier/ I /
er/ /
形容词/副词比较级不规则变化
原 级 比较级
good/well
bad/badly/ill
many/much
little
far
better
worse
more
less
farther/further
turn to page 114
1c Practice the conversation then make conversations about the other twins.
A: That’s Tara, isn’t it
B: No, it isn’t. It’s Tina. Tina is taller than Tara. And she also sings more loudly than Tara.
反义疑问句:由“陈述句+附加疑问句构成。”
“前否后肯”，“前肯后否”
2a. Listen. Are the words in the box used with -(i)er or more Complete the chart.
funny (run) fast
friendly (jump) high
outgoing (work) hard
hard-working (get up) early
smart lazy
-er/-ier more
friendlier faster
funnier higher
lazier harder
smarter earlier
more outgoing 　
more hard-working
2b. Listen again. How are Tina and Tara different
Tina
Tara
is more outgoing than me.
is friendlier and funnier.
runs faster and jumps higher than Tara.
is smarter than Tara.
is lazier than Tara.
works as hard as Tina.
gets up earlier than Tina.
tapescripts
Intereviewer: Tina, do you thiink you are different from your sister, Tara
Tina: Oh, sure. We look similar but we’re very different.
Interviewer: Really In what ways are you different
Tina: Well, I’m more outgoing than Tara. I’m friendlier and funnier, too. And I love sports.
Tara: Yes, she can run faster and jump higher than me.
Interviewer: Who’s more hard-working at school
Tara: Tina thinks she works harder than me, but I work as hard as Tina.
But she’s smarter than me.
Tina: Not really. I think I’m lazier than Tara. She always gets up earlier than me.
as...as... 的用法
as…as：表同级比较，译为 “...与.....一样…”
A+be+as+形容词原级+as+B
肯定形式：
Tina is as tall as Tara.
Tina is as friendly as Tara.
Tara works as hard as Tara.
Tara runs as fast as Tara.
A+实义动词+as+副词原级+as+B
否定形式：
as ... as ... ：not as / so ... as ...，意为“不像……那样……”or “不如”
eg: 1. Tara doesn’t waork as hard as Tina.
2. Tina isn’t as friendly as Tara.
2c. According to the chart. Make sentences.
Sam Tom
smart
tall
run fast
get up early
thin
funny
hard-working
friendly
2d. Read the conversation and match the people with the right things.
Lisa
Nelly
sang better
with shorter hair
really wanted to win
sang more clearly
danced better
2d Role-play conversation.
Julie: Did you like the singing competition yesterday, Anna
Anna: Oh, it was fantastic. Nelly sang so well!
Julie: Well, I think Lisa sang better than Nelly.
Anna: Oh, which one was Lisa
Julie: The one with shorter hair. I think she sang more clearly than Nelly.
Anna: Yes, but Nelly danced better than Lisa.
Julie: You can tell that Lisa really wanted to win,though.
Anna: Well, everyone wants to win. But the most important thing is to learn something new and have fun.
have a good time
clear--clearly
win
won
winning
winner
Summary
3. 比较级的句型结构
A + be + 形容词比较级+than +B
A+实义动词+副词比较级+than + B
2.形容词或副词比较级的构成规则
-er -r y-ier 双写+er
1.比较级含义
两个同类事物之间的比较
4. as…as 同级比较：...与.....一样……
(1)A+be+as+形容词原级+as+B
(2)A+实义动词+as+副词原级+as+B
THE END
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