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初中英语Section A教学演示ppt课件
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这是一份初中英语Section A教学演示ppt课件，文件包含第2课时SectionAGrammarFocus-3cpptx、节奏声mp3等2份课件配套教学资源，其中PPT共38页， 欢迎下载使用。
By the end f the class, yu will be able tSummarize the cmparative frms f adjectives and adverbs thrugh bservatin.Describe the differences between tw items by using cmparatives in different situatins.Master the usage f cmparative frms f adjectives and cmparative frms f adverbs.
Learning Objectives
Let’s chant
Tall, taller, wh is taller?I am tall. Yu are taller. Yu are taller than me.Thin, thinner, wh is thinner?He is thin. She is thinner. She is thinner than him.
Can yu find ut the cmparative wrds?
Funny, funnier. Wh is funnier?Yu are funny. They are funnier.They are funnier than yu.Outging. Mre utging. Wh is mre utging?Lucy is utging. Lily is mre utging.Lily is mre utging than Lucy.
Grammar Fcus
形容词与be动词（系动词）连用，副词修饰行为动词，往往位于动词后面。
Jack is as funny as Mike.
例：杰克与迈克一样滑稽。
例：克莱尔与苏起得一样早。
Claire gets up as early as Sue.
1. A + be + (nt) as + 形容词原形 + as + B
2. A + 实义动词（否定式） + as + 副词原形 + as + B
二、Cmparatives 比较级
什么时候使用比较级？形容词和副词的比较级用法有什么区别？含有形容词或副词比较级的句子结构有什么不同？形容词和副词的比较级构成是怎么样的？
1. 什么时候使用比较级呢？
A: Which ne is Peter?B: The taller ne. And Peter is heavier than Paul.
In grammar, the cmparative frm f an adjective r adverb shws that smething has mre f a quality than smething else has.
Cmparative frms f adjectives 形容词的比较级
Peter is heavier than Paul.Paul is shrter than Peter.
We use the cmparative frms f adjectives t describe the differences between tw items.
A+be+形容词比较级+than+B
2. 形容词和副词的比较级
Peter is strnger than Paul.Peter is nt strnger than Paul.Is Peter strnger than Paul?Yes, he is. / N, he isn’t.
Tm ______________ Sam.Tm ________________ Sam. _______________________ _____________________
is funnier than
isn’t funnier than
Is Tm funnier than Sam?
Yes, he is. / N, he isn’t.
Can yu make sentences with cmparatives?
Wh is funnier? Tm r Sam?
Cmparative frms f adverbs 副词比较级
Tina sings mre ludly than Tara.
A +实义动词+副词比较级+than+ B
We use cmparative frms f adverbs describe the differences between tw actins.
例：汤姆比鲍勃跳得更高。
Tm jumps higher than Jack.
Tina sings mre ludly than Tara.Tina desn’t sing mre ludly than Tara.Des Tina sing mre ludly than Tara?Yes, she des. / N, she desn’t.
Cmparative frms f adverbs
The by ______________ the girl.The by ____________________ the girl._________________________________________________________
runs faster than
Wh runs faster? The by r the girl?
desn’t run faster than
Des the by run faster than the girl?
Yes, he des. / N, he desn’t.
注意：在形容词和副词的比较级前，可以用 much, even, still, a little等修饰，例如：
Peter is much heavier than Paul.Paul is a little shrter than Peter.
3. 形容词和副词的比较级构成是怎么样的？
原级 比较级cld ——— clderbright ——— brighteryung ——— yunger
(1) 单音节词和少数双音节词，一般在词尾后加-er 构成比较级，如：
(2)以字母e结尾的词只加 -r 构成比较级。
原级 比较级nice ——— nicer fine ——— finer large ——— larger
(3) 重读闭音节词末尾只有一个辅音字母时， 先双写这个辅音字母， 再加-er。 原级 比较级 big ——— bigger thin ——— thinner ht ——— htter
(4)以“辅音字母+ y”结尾的双音节词，先 改y为i，再加-er。 原级 比较级 easy ——— easier happy ——— happier angry ——— angrier
(5)多音节词和部分双音节词在词前加mre。 如：delicius – mre delicius interesting – mre interesting imprtant – mre imprtant
不规则变化: gd/ well ——— better bad/ badly ——— wrse many/ much ——— mre little ——— less far ——— farther/ further ld ——— lder/elder
high late tallhungry thirsty funny big ht wet little gd/well beautiful interesting
mre interesting
Write the cmparative frms f the fllwing wrds.
mre beautiful
一、用括号内所给单词的适当形式填空。
1. We all think Mike wrks ________ (hard) than Alan.2. After ding sprts fr mnths, Tina is becming _______ (thin) than befre. 3. The passenger（乘客）felt much ________ (hungry) than the thers after the lng jurney.
1. — Lucy, ur father’s birthday is cming. Let’s buy a card fr him. — Why nt make ne by urselves? It will be ________ than buying ne. A. meaningfulB. much meaningful C. mre meaningfulD. the mst meaningful
2. — Mum, culd yu buy me a dress like this, please? — Of curse. We can buy ________ ne than this, but ________ it. A. a better; better than B. a wrse; as gd as C. a cheaper; as gd as D. a mre imprtant; nt as gd as
（四川南充中考）3. — I think English is as ________ as math. — I agree with yu. A. mre interesting B. mst interesting C. the mst interesting D. interesting
1. This picture lks beautiful, but that ne lks mre beautiful. (同义句) That picture lks _____ ________ ____ this ne.2. She has lnger hair than Emma.(同义句) Her hair is ______ _____ _______. 3. My father is tw years lder than my mther.（同义句） My mther is ____ _____ _______ than my father.
mre beautiful than
lnger than Emma’s
tw years yunger
1. Julie / tall / yu Q: Is Julie as tall as yu? A: N, she isn’t. She’s ______ than me.2. Jack / run / fast / Sam Q: ___________________________ A: N, he desn’t. He runs _______ than Sam.
Des Jack run as fast as Sam?
3. yur cusin / utging / yu Q:_____________________________________A: N, she isn’t. She’s ______________ than me.4. Paul / funny/ CarlQ: _____________________________A: N, he isn’t. He’s ________ than Carl.
Is yur cusin as utging as yu?
Is Paul as funny as Carl?
1. Are yu taller? _____________________________________________2. Are yu funnier? _____________________________________________3. Are yu mre utging? ______________________________________________ ______________________________________________
Yes, I am. I’m taller nw than I was tw years ag.
Yes, I am. I’m funnier nw than I was tw years ag.
Yes, I am. I’m mre utging nw than I was tw years ag.
4. D yu study English harder? __________________________________________ __________________________________________5. D yu sing better? __________________________________________ __________________________________________
Yes, I d. I study English harder nw than I did tw years ag.
Yes, I d. I sing better nw than I did tw years ag.
A: Wh is smarter, yur mther r yur father?B: I think my mther is smarter than my father.
1. 同级比较2. 什么时候使用比较级？3. 形容词和副词的比较级用法有什么区别？含有形容词或副词比较级的句子结构有什么不同？4. 形容词和副词的比较级构成是怎么样的？
By the end f the class, yu will be able tSummarize the cmparative frms f adjectives and adverbs thrugh bservatin.Describe the differences between tw items by using cmparatives in different situatins.Master the usage f cmparative frms f adjectives and cmparative frms f adverbs.
Learning Objectives
Let’s chant
Tall, taller, wh is taller?I am tall. Yu are taller. Yu are taller than me.Thin, thinner, wh is thinner?He is thin. She is thinner. She is thinner than him.
Can yu find ut the cmparative wrds?
Funny, funnier. Wh is funnier?Yu are funny. They are funnier.They are funnier than yu.Outging. Mre utging. Wh is mre utging?Lucy is utging. Lily is mre utging.Lily is mre utging than Lucy.
Grammar Fcus
形容词与be动词（系动词）连用，副词修饰行为动词，往往位于动词后面。
Jack is as funny as Mike.
例：杰克与迈克一样滑稽。
例：克莱尔与苏起得一样早。
Claire gets up as early as Sue.
1. A + be + (nt) as + 形容词原形 + as + B
2. A + 实义动词（否定式） + as + 副词原形 + as + B
二、Cmparatives 比较级
什么时候使用比较级？形容词和副词的比较级用法有什么区别？含有形容词或副词比较级的句子结构有什么不同？形容词和副词的比较级构成是怎么样的？
1. 什么时候使用比较级呢？
A: Which ne is Peter?B: The taller ne. And Peter is heavier than Paul.
In grammar, the cmparative frm f an adjective r adverb shws that smething has mre f a quality than smething else has.
Cmparative frms f adjectives 形容词的比较级
Peter is heavier than Paul.Paul is shrter than Peter.
We use the cmparative frms f adjectives t describe the differences between tw items.
A+be+形容词比较级+than+B
2. 形容词和副词的比较级
Peter is strnger than Paul.Peter is nt strnger than Paul.Is Peter strnger than Paul?Yes, he is. / N, he isn’t.
Tm ______________ Sam.Tm ________________ Sam. _______________________ _____________________
is funnier than
isn’t funnier than
Is Tm funnier than Sam?
Yes, he is. / N, he isn’t.
Can yu make sentences with cmparatives?
Wh is funnier? Tm r Sam?
Cmparative frms f adverbs 副词比较级
Tina sings mre ludly than Tara.
A +实义动词+副词比较级+than+ B
We use cmparative frms f adverbs describe the differences between tw actins.
例：汤姆比鲍勃跳得更高。
Tm jumps higher than Jack.
Tina sings mre ludly than Tara.Tina desn’t sing mre ludly than Tara.Des Tina sing mre ludly than Tara?Yes, she des. / N, she desn’t.
Cmparative frms f adverbs
The by ______________ the girl.The by ____________________ the girl._________________________________________________________
runs faster than
Wh runs faster? The by r the girl?
desn’t run faster than
Des the by run faster than the girl?
Yes, he des. / N, he desn’t.
注意：在形容词和副词的比较级前，可以用 much, even, still, a little等修饰，例如：
Peter is much heavier than Paul.Paul is a little shrter than Peter.
3. 形容词和副词的比较级构成是怎么样的？
原级 比较级cld ——— clderbright ——— brighteryung ——— yunger
(1) 单音节词和少数双音节词，一般在词尾后加-er 构成比较级，如：
(2)以字母e结尾的词只加 -r 构成比较级。
原级 比较级nice ——— nicer fine ——— finer large ——— larger
(3) 重读闭音节词末尾只有一个辅音字母时， 先双写这个辅音字母， 再加-er。 原级 比较级 big ——— bigger thin ——— thinner ht ——— htter
(4)以“辅音字母+ y”结尾的双音节词，先 改y为i，再加-er。 原级 比较级 easy ——— easier happy ——— happier angry ——— angrier
(5)多音节词和部分双音节词在词前加mre。 如：delicius – mre delicius interesting – mre interesting imprtant – mre imprtant
不规则变化: gd/ well ——— better bad/ badly ——— wrse many/ much ——— mre little ——— less far ——— farther/ further ld ——— lder/elder
high late tallhungry thirsty funny big ht wet little gd/well beautiful interesting
mre interesting
Write the cmparative frms f the fllwing wrds.
mre beautiful
一、用括号内所给单词的适当形式填空。
1. We all think Mike wrks ________ (hard) than Alan.2. After ding sprts fr mnths, Tina is becming _______ (thin) than befre. 3. The passenger（乘客）felt much ________ (hungry) than the thers after the lng jurney.
1. — Lucy, ur father’s birthday is cming. Let’s buy a card fr him. — Why nt make ne by urselves? It will be ________ than buying ne. A. meaningfulB. much meaningful C. mre meaningfulD. the mst meaningful
2. — Mum, culd yu buy me a dress like this, please? — Of curse. We can buy ________ ne than this, but ________ it. A. a better; better than B. a wrse; as gd as C. a cheaper; as gd as D. a mre imprtant; nt as gd as
（四川南充中考）3. — I think English is as ________ as math. — I agree with yu. A. mre interesting B. mst interesting C. the mst interesting D. interesting
1. This picture lks beautiful, but that ne lks mre beautiful. (同义句) That picture lks _____ ________ ____ this ne.2. She has lnger hair than Emma.(同义句) Her hair is ______ _____ _______. 3. My father is tw years lder than my mther.（同义句） My mther is ____ _____ _______ than my father.
mre beautiful than
lnger than Emma’s
tw years yunger
1. Julie / tall / yu Q: Is Julie as tall as yu? A: N, she isn’t. She’s ______ than me.2. Jack / run / fast / Sam Q: ___________________________ A: N, he desn’t. He runs _______ than Sam.
Des Jack run as fast as Sam?
3. yur cusin / utging / yu Q:_____________________________________A: N, she isn’t. She’s ______________ than me.4. Paul / funny/ CarlQ: _____________________________A: N, he isn’t. He’s ________ than Carl.
Is yur cusin as utging as yu?
Is Paul as funny as Carl?
1. Are yu taller? _____________________________________________2. Are yu funnier? _____________________________________________3. Are yu mre utging? ______________________________________________ ______________________________________________
Yes, I am. I’m taller nw than I was tw years ag.
Yes, I am. I’m funnier nw than I was tw years ag.
Yes, I am. I’m mre utging nw than I was tw years ag.
4. D yu study English harder? __________________________________________ __________________________________________5. D yu sing better? __________________________________________ __________________________________________
Yes, I d. I study English harder nw than I did tw years ag.
Yes, I d. I sing better nw than I did tw years ag.
A: Wh is smarter, yur mther r yur father?B: I think my mther is smarter than my father.
1. 同级比较2. 什么时候使用比较级？3. 形容词和副词的比较级用法有什么区别？含有形容词或副词比较级的句子结构有什么不同？4. 形容词和副词的比较级构成是怎么样的？
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