比较级和比较结构 ppt课件
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高中英语语法——比较结构(42张)ppt课件
3. Of all forms of energy, electricity is most widely used.
考点五： 在 more … than 构造中， than 有时可看作 关系代词，相当于than what…
1. There ought to be less anxiety over the risk of getting cancer than exists in the public mind today. (Than = than what…) 人们不应该像今天这样担忧害怕患上癌症。
Most wine from Switzerland is inferior to wine from France.
考点四：
最高级用于三者以上的事物之间的比较，所 以比较的范围自然是少不了。普通表示地方 用介词in; 表示所属关系和人物比较用介词 of. ( 即the +最高级＋in /of …)
3. A whale is __n_o__m__o_rea fish __t_h_a_n_a horse is.
(= A whale is not a fish any more than a horse is.)
[译文]鲸和马都不是鱼。(鲸之非鱼类，正如 马之非鱼类。)
4. They will _n_o_m__o_r_e__sell their freedom for roubles _t_h_a_n_for dollars.
Last year, land values in most parts of the pinelands rose almost as fast as, those outside the pinelands.
3. This is the same car that I rode on yesterday. 这就是就是我昨天坐过的那辆车。 4. This is the same car as I rode on yesterday. 这辆车像我昨天坐过的那辆一样。
考点五： 在 more … than 构造中， than 有时可看作 关系代词，相当于than what…
1. There ought to be less anxiety over the risk of getting cancer than exists in the public mind today. (Than = than what…) 人们不应该像今天这样担忧害怕患上癌症。
Most wine from Switzerland is inferior to wine from France.
考点四：
最高级用于三者以上的事物之间的比较，所 以比较的范围自然是少不了。普通表示地方 用介词in; 表示所属关系和人物比较用介词 of. ( 即the +最高级＋in /of …)
3. A whale is __n_o__m__o_rea fish __t_h_a_n_a horse is.
(= A whale is not a fish any more than a horse is.)
[译文]鲸和马都不是鱼。(鲸之非鱼类，正如 马之非鱼类。)
4. They will _n_o_m__o_r_e__sell their freedom for roubles _t_h_a_n_for dollars.
Last year, land values in most parts of the pinelands rose almost as fast as, those outside the pinelands.
3. This is the same car that I rode on yesterday. 这就是就是我昨天坐过的那辆车。 4. This is the same car as I rode on yesterday. 这辆车像我昨天坐过的那辆一样。
比较级ppt课件
最新课件
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形容词或副词比较级和最高级的构成
2）不规则变化
good/well – better, best
bad/badly/ill – worse, worst
many/much – more, most
little – less, least
* old – older, oldest 年长的；老的；旧的
We are busiest on Monday.
This is a most interesting book.
这里的most相当于very。
补充：
China is one of the most beautiful countries.
The Yellow River is the second longest river
4. You have to work (hard) at your lessons
5. I feel(better) now.
6. He plays football (better) than I.
7. Tom draws (worse) than his brother.
8. He was (worse) than his brother.
形容词(adj.)和副词(adv.)
最新课件
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形容词：用于修饰名词或代词，描述被修
饰成分的性质、特征、状态或属性等。
Eg. This is a good book. (修饰名词book) She is beautiful.(修饰代词she)
副词：主要用于修饰动词、形容词和副词，
描述被修饰成分的特征或状态。
1) Jim is the tallest in our class.
比较级的详细用法ppt课件
• 练习：
• 1. This bridge is __ __ __(和…一样长) that one.
• 2. My dad is __ __ __(与……一样大) my
mum.
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• 拓展： • A + 数词 + time(s) + as ... as + B。表示
“A是B...几倍。”
• eg: My house is three times as big as yours.
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• 2. those：代替前文中的人或物的复数名词。 • eg: The girls in your class are more
beautiful than _t_h_o_s_e_ in ours. • The ears of a rabbit are longer than
_t_h_o_s_e of a cat.
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比较级中的代替词
• 1. that：代替前文中的单数名词或不可数 名词。
• eg: The engine of your car is better thant_h_e_te_hn_ag_t_in_e_ of mine.
• The population of China is larger than _th_e__pt_oh_pa_ut_l_a_ti_o_n_ of America.
__.(越来越冷) • I hope you will be __ __ __.(越来越聪明) • The life for us is becoming __ __ __.(越
来越好)
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• 注：在运用“比较级 + and +比较级”时， 如果遇到多音节的形容词，如：beautiful， 其比较级是more beautiful，“越来越漂 亮”—more beautiful and more beautiful，应该表达为：“more and more beautiful”。
比较级及比较结构ppt
More / less 还可用作代词，与某些可等 级名词(gradable noun)搭配
He is more / less of a sportsman than his brother. = He is more / less sportsmanlike than his brother.☺
比较级范围不表示的情况：
John is a more efficient worker than Jack. 转换为：名词词组 + more … than 结构
John is a worker more efficient than Jack.
定冠词 + 形容词或副词比较级 + of – 词 组(只用于两者之间的比较）
John is the brighter of the two boys.
在一定上下文中
A: Six juicy oranges, please. B: These are our juiciest.
有些最高级结构并不是和其他事物相 比
Please accept my deepest gratitude. I shall do it with the greatest pleasure.
☺读起来调核（nucleus）位置不同： 变体中，名词；基本形式，形容词。
@不定冠词+单数名词 or 零冠词+不可数名词☺
①的使用没有②那样频繁。 有时，①听起来不够自然，另一种方法： This street is less wide than that one. This street is narrower than that one.
Bill speaks French less well than he writes it. Bill speaks French worse than he writes it.
He is more / less of a sportsman than his brother. = He is more / less sportsmanlike than his brother.☺
比较级范围不表示的情况：
John is a more efficient worker than Jack. 转换为：名词词组 + more … than 结构
John is a worker more efficient than Jack.
定冠词 + 形容词或副词比较级 + of – 词 组(只用于两者之间的比较）
John is the brighter of the two boys.
在一定上下文中
A: Six juicy oranges, please. B: These are our juiciest.
有些最高级结构并不是和其他事物相 比
Please accept my deepest gratitude. I shall do it with the greatest pleasure.
☺读起来调核（nucleus）位置不同： 变体中，名词；基本形式，形容词。
@不定冠词+单数名词 or 零冠词+不可数名词☺
①的使用没有②那样频繁。 有时，①听起来不够自然，另一种方法： This street is less wide than that one. This street is narrower than that one.
Bill speaks French less well than he writes it. Bill speaks French worse than he writes it.
初中英语比较级(共19张PPT)
The group became more and more popular.
5). “Which / Who is + 比较级…？” 比较A、B两事物, 问其中哪一个较……时用此句型。 如： Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate? Which one is more popular among students, going to concerts or going to movies?
Gong Hanlin is _th__in_n_e_r_ _th_a_n__ Liu Huan. Liu Huan sings _b_e_t_te_r_ _th_a_n__ Gong Hanlin.
Gao Yuanyuan is as _b_e_a_u_t_if_u_l (漂亮) as Sun Li. Sun Li works as _h_a_r_d_ (努力) as Gao Yuanyuan.
1. My brother is two years ___o__ld__e_r__(old) than me. 2. Tom is as ___f_a_t___(fat) as Jim.
3. Is your sister _y_o__u_n_g_e_r__(young) than you?
Yes, she is.
12.Who gets up _________(early), Tim or Tom?
13._____the girls egaetrulipe_r______ (early) than the boys?
NoD, tohey______. earlier
5). “Which / Who is + 比较级…？” 比较A、B两事物, 问其中哪一个较……时用此句型。 如： Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate? Which one is more popular among students, going to concerts or going to movies?
Gong Hanlin is _th__in_n_e_r_ _th_a_n__ Liu Huan. Liu Huan sings _b_e_t_te_r_ _th_a_n__ Gong Hanlin.
Gao Yuanyuan is as _b_e_a_u_t_if_u_l (漂亮) as Sun Li. Sun Li works as _h_a_r_d_ (努力) as Gao Yuanyuan.
1. My brother is two years ___o__ld__e_r__(old) than me. 2. Tom is as ___f_a_t___(fat) as Jim.
3. Is your sister _y_o__u_n_g_e_r__(young) than you?
Yes, she is.
12.Who gets up _________(early), Tim or Tom?
13._____the girls egaetrulipe_r______ (early) than the boys?
NoD, tohey______. earlier
比较级 ppt课件
ppt课件
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练习
.根据句意，用所给词的适当形式填空。 1. Traveling by air is _______ than by train. (expensive) 2. Which river is ________, the Yangtze River or the Yellow River? (long) 3. The sick man is getting ________. (ill) 4. Spring is the _______ time to plant trees. (good) 5. We are sure Hong Kong will be even _________ tomorrow. (good) 6. Which play of the two is _________? (interest)
Eg: China is bigger than US. I am shorter than you. Now ,I feel better than before.
ppt课件
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1. 最高级用于三者以上比较，形容词的结构形式是 “定冠词＋形容词最高级＋名词＋表示范围的短语或 从句”(如all, of all, of the tree, in the world, that has ever taken place等)
eg;The earlier you start, the more quickly you’ll finish it.
ppt课件
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四、“the +比较级+ of the two”结构表示 “两者当中 较……的”，通常要在形容词比较级前面加the, 还可以省去 形容词后面的名词。
eg:Which is the larger of the two countries, Canada or Australia?
比较等级和比较结构
分类：低级、中级、高级
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低级比较级
表示稍微、稍微有些之意，通常是在原级的基础上加后缀“-er”构成，
例如“faster”（更快）。
02
中级比较级
表示更加、愈加之意，通常是在原级的基础上加后缀“-er”或“more”
构成，例如“bigger”（更大）或“more important”（更重要）。
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提高逻辑思维能力
掌握比较等级和比较结构，有助 于提高逻辑思维能力，增强分析 和解决问题的能力。
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比较等级和比较结构的优缺点
比较等级的优点
清晰明了
比较等级能够将事物之间的差异明确地表达出来，使 人一目了然。
易于理解
比较等级的表述方式简单易懂，不需要过多的解释和 说明。
方便比较
通过比较等级，人们可以快速地比较出不同事物之间 的优劣。
高级比较级
表示最为、最为之意，通常是在中级比较级的基础上加后缀“-est”或
使用最高级形式，例如“biggest”（最大）或“most important”
（最重要）。
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比较结构的定义和分类
定义
比较结构是指用来表示两个或多个事物之间相似或差异关系的语言结构。
比较结构通常由比较词和比较对象组成，比较词用来表示比较关系，比较对象则是被比较的事物或概 念。
比较结构的构建和使用往往涉及人的主观判断，主观性强，缺乏客观性。
05
比较等级和比较结构的未来发展
比较等级的发展趋势
动态化
随着数据和信息流动的加速，比较等级将更加动态化，不断更新以 反映最新的变化和趋势。
跨领域融合
不同领域之间的比较等级将逐渐融合，形成更加全面和综合的比较 体系。
语法第25讲：比较等级和比较结构
more amiable
most
Strongly strongly
more strongly
most
heavily
more heavily
most heavily
c.双音节的形容词和副词的比较级通常既可以采用综 合形式，也可以采用分析形式。
例：tender tenderer/more tender
John is a worker more efficient than Jack. 还有一种词序虽偶尔可见但并不普通。
John is more a efficient worker than Jack.
(5)另一种变体形式“定冠词+形容词或副词比较级 +of-词组”
John is the brighter of the two boys. Of the two boys John behaves (the) more politely .
1.形容词和副词比较级和最高级的构成方法
两种：
（1）综合形式（Synthetic Form）：即由原 级加后缀-er和-est构成。例： younger ,youngest; cleaner ,cleanest等。
（2）分析形式（Analytic Form）：即在原 级前加more和most构成。例：more beautiful ，most beautiful; more complicated, most complicated等。
I don`t smoke cigarettes as expensive as these.
2.more …than 结构
(1)基本形式:形容词或副词比较级+than-clause
Helen is taller than Nancy. My room is smaller than yours. They arrived earlier than usual. She lives closer to the museum than I do.
《比较级语法讲解》PPT课件
eg. delicious – more delicious interesting – more interesting serious-more serious
构成的不规则变化: eg. good / well – better bad / badly – worse many / much – more little – less far – farthheck
I. Multiple choices
1. Jim’s bag is _________ than Kate’s. A. bigger B. big C. biggest D. the bigger 2. That book is not so ______ as this one. A. interesting B. more interesting C. most interesting D. the most interesting 3. My shoes are cheaper than ________. A. you B. your C. yours D. your one
Self-check
1. 2. 3. 4. 5. 6. II. Fill in the blanks shorter (short) and curlier He has ________ ________ (curly) hair than Sam. Tom is ____________ more athletic (athletic) than Jim is. same Is your hobby the _______(same) as mine? fast He can run as ______(fast) as I. little She is a _______(little) heavier than me. much (much) more outgoing than He is _______ me.
比较级最高级课件-PPT
1.表示两者之间的选择, 可用“Which/Who … + 比较，…or…?”.
Who runs faster, he or she?
2.表示两者之间的比较，通常用连词 than 引导， 表示“更······一些”．
He runs faster than she.
3.much/far/a lot, even ,still ,a little/a bit … 修饰比较级,表示程度.
6. 表示不及另一方时，用“less+原级+than…” (双音节和多音节词)
He is healthier than she.
She is less healthy than he.
1.比较级 + and +比较级
越来越…
2.the+比较级 , the + 比较级 越…, 越 …
1.The girl becomes m__o_r_e_a_n_d__m__o_r_e_b_e_a_u_t_if_u_l_. (越来越漂亮）
A. taller B. tall C. the tallest D. tallest 6. Li Lei is ____ older than Lucy.
A. quite B. very C. much D. more
Class exercises
1.Who is _______(quiet), Mary or Jane? 2.Lucy is much _____ (smart) than Lily. 3.Miss Du is a little ________ (outgoing)
A: tall short
taller tall
tallest
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better
best
well
bad
worse
worst
ill
old
older/elder oldest/eldest
much/many more
most
little
less
least
far
farther/further farthest/furthest
没有比较等级的词语
• right, wrong, excellent, perfect, final, whole, ultimate, entire, fatal, spontaneous, univeral, extreme, etc.
• 基本用法 ➢ 主语不同，比较项目相同(不同事物的同一方
面)
e.g. The girl was as brilliant as her sister.
John doesn’t behave as / so politely as Bob. ➢ 主语相同，比较项目不同（同一事物的两个方
面）
e.g. The girl was as brilliant as she was beautiful.
He is not so wise as he is witty. ➢ 主语不同，比较项目也不同（不同事物的不同
方面）
e.g. This swimming pool isn’t twice as wide as that one is long.
• His uncle was as base and unworthy as his father had been upright and honorable.
as…as…变体形式
• as much / many + 名词 + as 分句 e.g. He took as much butter as he needed.
She has written as many essays as her brother. • as+ adj. 原级+名词词组 + as分句 e.g. George is as efficient a worker as Jack. = George is a worker (who is) as efficient as Jack.
• 比较级前可加数词表示确切的度量 e.g. He is two inches taller than his father. • He came twenty minutes earlier than the
others.
• 不定冠词/零冠词+形容词比较级+ n. + than分句 e.g. John is a more efficient worker than Jack. = John is a worker more efficient than Jack. = John is more efficient a worker than Jack.
比较结构
• 类型 ➢as…as… ➢more…than… ➢the most…
as…as…
• 基本形式 ➢as + adj/adv原级+ as 分句 • 否定形式 ➢not so/as + adj/adv原级+ as分句 ➢less…than…
Examples: John is as bright as Bob. John is not as/so bright as Bob. John is less bright than Bob.
比较等级与比较结构
Comparison and Comparative Construction
讲解提纲
• 形容词与副词的比较等级 • 比较结构的三大类型
➢as…as… ➢more…than… ➢the most…
• 比较结构的其它形式
形容词与副词的比较等级
三个等级： ➢原级 Positive/Absolute Degree ➢比较级 Comparative Degree ➢最高级 Superlative Degree 比较级和最高级的形式 ➢规则 ➢不规则
as…as与 bad, much连用时，常置于句首， 引导让步状语从句。译为“尽管……”： As / So bad as he is, he has his good points.
As much as she hated cruelty, she couldn’t help watching the fight.
more…than…
• 基本形式 ➢adj/ adv比较级 + than分句 • 否定形式 ➢less…than… ➢not so/as + adj/adv原级+ as分句
John is brighter than Bob. This car runs less fast than that one. (This car runs slower than that one.) This car doesn’t run so/as fast as that one.
比较级
taller faster bigger
最高级
tallest fastest biggest
cleverer more clever easier
cleverest most clever easiest
more important
most important
不规则形式
原级
比较级
最高级
good
规则形式
• 综合形式Synthetic Form ➢加后缀-er；-est
• 分析形式Analytic Form ➢在原级前加more；most
规则形式
构成法
一般单音节词
结尾为辅音闭 音节单音节词
原级
tall fast big
双音节
clever
结尾为辅音字 easy 母+y的双音节 词ຫໍສະໝຸດ 多音节词important
as good as（此处不涉及比较级）= in effect, practically, 译为“实际上（等于）”。例如： What he said has as good as shown his attitude. They have as good as promised to help us. The patient is as good as cured.