新概念英语青少版 2b Unit 24
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青少版新概念2B unit24
• than 比
She was older than I was.
她年纪比我大。
• continent
大陆，洲
There are seven continents in the world.
世界上有七大洲。
• population density
人口密度
The density of population in this city is very high.
最高级 tallest shortest largest bravest hottest biggest thinnest happiest prettiest
辅音字母+y结 尾，y→i加-er, -est
比较级：用于两者之间进行比较 ......动词+比较级+than....... (...比...更...) ......the+比较级+of the two (两者中，比较... 的那个) e.g. Tom is taller than Jim. Tom is the taller of the two.
七大洲五大洋
Africa Antarctica Asia Europe North America Oceania South America 非洲 南极洲 亚洲 欧洲 北美洲 大洋洲 南美洲 [æ n'tɑ:ktikə]
[.əuʃi'einiə]
the Arctic Ocean the Atlantic Ocean the Indian Ocean the Pacific Ocean
这个城市的人口密度非常高。
• trick question陷阱问题
• He played some clever magic tricks.
青少版新概念Unit24
cream
creams
bread
breads
fish
fishes
strawberry
strawberries
potato
potatoes
Light food
甜点的制作过程 A dessert made by strawberry
谢谢观赏
Make Presentation much more fun
Mike
No,I hate it, but I love chocolate.
Free talk
He/She likes ____, but I don't like it/them. I love_____.
Gramma
名词可分为可数名词和不可数名词。可数名 词有单复数之分，前面可加数词或冠词。 可数名词包括 （1）普通名词 （2）集体名词 （3）少数专有名词 如：boy, book, family等都是可数名词。
可数名词复数变化规则
1）单数名词加s:students, apples, bags, trees, books, brothers. 2）以s, x, sh, ch结尾的名词加es:glasses, boxes, brushes, matches. 3）以辅音字母加y结尾的名词，变y为i加es:cities, babies, enemies. 4）以f或fe结尾的名词，多数变f为v加es:wives, knives.但有些名词只加s：roofs, proofs, chiefs. 5）以o结尾的名词,有些加es:heroes, tomatos, potatos.其他加s:radios, zoos, pianos, photos.
不可数名词
不可数名词主要包括两大类：物质名词与抽 象名词。物质名词表示无法为个体的实物，如 ： 食物、水、金属等。例如，rice, meat, bread, water, juice. 抽象名词为动作、状态、品质等 无法计数的抽象概念。例如：shy,knowledge, shame, heat, darkness.
新概念青少版2Bunit24
short shorter shortest clever cleverer cleverest
tall taller tallest long longer longest
单音节、双音节
以不发音的e结尾的adj在词尾加-r/-st
nice nicer nicest
fine finer
finest
我们能把它在这个老鼠身上试一试。
我能把这个测试在你身上试一试吗？
Can I try this quiz out on you?
Vicky is more beautiful than Esther.
than conj.比
常用于形容词比较级的句型中
这条河比那条河更长一些。
This river is longer than that one.
[,ʌn'taidi] adj. 不整洁的
n o s pr e
['pə:sən]
n. 人
Grammar
原级 和……一样
形
容 比较级 比……更
词
最高级 最……
tallest
taller
tall
单音节
变 双音节 -er/-est
化
规 多音节 more/most
律
不规则
单音节、双音节
一般的形容词在词尾直接加-er/-est
late later
latest
large larger largest
单音节、双音节
以辅音+y结尾的adj应把y变i再加-er/-est
happy happier happiest heavy heavier heaviest easy easier easiest
tall taller tallest long longer longest
单音节、双音节
以不发音的e结尾的adj在词尾加-r/-st
nice nicer nicest
fine finer
finest
我们能把它在这个老鼠身上试一试。
我能把这个测试在你身上试一试吗？
Can I try this quiz out on you?
Vicky is more beautiful than Esther.
than conj.比
常用于形容词比较级的句型中
这条河比那条河更长一些。
This river is longer than that one.
[,ʌn'taidi] adj. 不整洁的
n o s pr e
['pə:sən]
n. 人
Grammar
原级 和……一样
形
容 比较级 比……更
词
最高级 最……
tallest
taller
tall
单音节
变 双音节 -er/-est
化
规 多音节 more/most
律
不规则
单音节、双音节
一般的形容词在词尾直接加-er/-est
late later
latest
large larger largest
单音节、双音节
以辅音+y结尾的adj应把y变i再加-er/-est
happy happier happiest heavy heavier heaviest easy easier easiest
新概念青少版 unit 24
Who is closer to you， your mom or your dad ? you， (爸爸和妈妈谁和你更近？） “father”（父亲）与“farther”（更远） “father”（父亲）与“farther”（更远） Why are young men unwilling to date the daughter of the Fortunes ? (年轻人为什么不愿意 (年轻人为什么不愿意 和福琼家女儿约会？）
ROBERT: No!It’s a trick ’ question.Austrilia’s a continent, ’ and it has only six people to the square mile.But obviously,the answer is ‘Antarctica’！ ’
陷阱问题 平方英里 明显地 回答， 回答，回复
Funny Questions
பைடு நூலகம்
1. When can you go as fast as a racing car? Key: When I’m in it. 2. Where does afternoon come before morning in the world? Key: In the dictionary.
3.Which letter is the difference between here and there? Key: The letter t 4.What letter is a part of the head? Key: The letter I (eye)
6.What letter is neither I nor he? Key: The letter U (you) 6.What letter is a large body of water? Key: The letter C (sea)
新概念英语青少版2BUnit24
Children’s Day in__/__China. 8)__T_h_e_Yellow River is our mother river.
对话练习
a)Example:Robert’s writing a quiz for his class,isn’t he? Yes,he is.
1.Robert wants to try it out on Lucy, doesn’t he? Yes,he does.
The longest——也是形容词的最高级，前面要用定 冠词“the',形容词后面加-est 构成最高级 in the world——在世界上 look it up ---查看，专指查字典 yesterday---表示昨天，过去的时间，句子用一般过 去时 Longer---更长的，形容词的比较级，形容词后面加 er 构成，六年级重要的语法知识点
2.The highest mountain in the British Isles is Ben Nevis,isn’t it? Yes,it is.
3.The longest river in the world is the Nile,isn’t it? Yes,it is.
4.Robert looked it up yesterday,didn’t he? Yes,he is.
填入适当的冠词补全句子： 4)__/ ___computers are very popular
to all kinds of__/___people. 5)There is__a__heavy snow yesterday. 6)Pass me_t_h_e__book on__t_h_e_desk. 7)The first of June is__/__
对话练习
a)Example:Robert’s writing a quiz for his class,isn’t he? Yes,he is.
1.Robert wants to try it out on Lucy, doesn’t he? Yes,he does.
The longest——也是形容词的最高级，前面要用定 冠词“the',形容词后面加-est 构成最高级 in the world——在世界上 look it up ---查看，专指查字典 yesterday---表示昨天，过去的时间，句子用一般过 去时 Longer---更长的，形容词的比较级，形容词后面加 er 构成，六年级重要的语法知识点
2.The highest mountain in the British Isles is Ben Nevis,isn’t it? Yes,it is.
3.The longest river in the world is the Nile,isn’t it? Yes,it is.
4.Robert looked it up yesterday,didn’t he? Yes,he is.
填入适当的冠词补全句子： 4)__/ ___computers are very popular
to all kinds of__/___people. 5)There is__a__heavy snow yesterday. 6)Pass me_t_h_e__book on__t_h_e_desk. 7)The first of June is__/__
Unit24 A quiz Lesson48(课件)-新概念英语青少版 2B
Review
North America
Europe
South America
Antarctica
Asia
Africa
Australia
Part 2 New Words
New Words
in fact
/ɪn ‘fæ kt/
adv.实际上
competition
/,kɒmpə‘tɪʃən/
n.比赛
brave
The Nile is longer____t_h_a__nthe Amazon.
Review
LUCY: Is it? ROBERT: Yes. They’re______b_o_ltohng rivers.
It isn’t____o_b__v_i_o_u_s_, is it? LUCY: No. It’s a____g_o__o_d__question.
A:AW:Bhoob's'sthaetatallllbeosty.boy in our class? B:BD:aYnesis, .bDuatnJ'oshthn'es ttaalllleesrtt.han Bob.
A:Bob, John and Dan are all tall. A:BJo:Yhens',sbtuatlleDratnh'santhBeotba.llest of the three.
Pattern Practice
Jane – brave girl Mary – braver
Ann – the bravest in the class
AA::WJanheo’'ss athberabvreavgeisrtl. girl in the class? B: Yes, but Mary’s braver than Jane. B:Ann is. Ann's the bravest. A:Jane,Mary and Ann are all brave. BA:YMeas,ryb’us tbAranvne'sr thaenbJranves. t of the three.
Unit 24 青少版新概念
I’ve got a nice piece of salmon for dinner tonight.
a piece of…
a piece of paper
a piece of rubber
a piece of bread
Karen: Do you like vegetables?
Claire: Yes, I like vegetables, too. Karen: I’ve got some new potatoes and some salad…
• like ---- hate hate to do sth. hate doing sth. I hate to listen to music. I hate listening to music.
我讨厌肉。 I hate meat. 你讨厌打篮球吗？ 是的，讨厌。 Do you hate playing basketball? Yes, I do. 我讨厌做作业。 I hate doing homework. 她讨厌做饭? Does she hate cooking? 我的妈妈讨厌蔬菜。 My mother hates vegetables.
A big black bug bit a big black bear.
Where's the big black bear the big black bug bit?
A good cook could cook as much cookies as a good cook who could cook cookies.
Lesson 47
A light dinner
light
n. adj. 轻的 清淡的 light food heavy food
新概念青少版2B Unit24
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in fact: In fact, the british are different.
competition: A surfing competition. brave: It was a brave decision. uncle: This is my uncle. untidy: He's an untidy worker. person: At least one person died.
quiz：She is writing a quiz for her class.
try out(on): Please try out red wine. than: He looks younger than you. low: She put it down on the low table. obviously: Obviously the train was full. answer: Do you need an answer?
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obviously [ˈ ɒbviəsli] 明显地 answer ['ɑ:nsə(r)] 回答，回复 in fact [in fæ kt] 实际上 competition [ˈk ɒmpəˈt ɪʃən] 比赛 brave [breɪv] 勇敢的 uncle ['ʌŋkl] 伯父，叔叔 untidy [ʌn'taɪdɪ] 不整洁的 person ['pɜ:sən] 人
4. A: Who's the tallest boy in our class? B: Dan is. Dan's the tallest.
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形容词和副词的比较级和最高级 词变形
重读闭音节，且只有一个辅音字母结尾时，双写最后一辅音字母加-er, -est hot hotter hottest big thin red wet
fat
sad
形容词和副词的比较级和最高级 词变形
多音节在词前直接加more/most
exciting
interesting friendly excited
Lesson 47
obviously
obvious adj.
e.g.Obviously, she needs help. It isn't obvious,is it?
Lesson 47
answer n.
eg. Do you know the answer to this question?
Do you answer the question?
Lesson 47
than
e.g. Tom is taller than Tim.
Lesson 47
continent
e.g.Australia is a large continent. There are seven continents in the world.
Lesson 47
low
e.g. I find a low-fat yoghurt. low income a low voice
Lesson 47
population density 人口密度 eg. The density of population in this city is very high. Which continent population density? has low
three.
Pattern practice
3.A: Who’s taller---Bob or John?
/Which is hotter---June or July?
B: Oh, John’s the taller of the two. /Oh, July is the hotter of the two.
“最…” 句中常带有表示比较范围的介词 in…或of… e.g. Yao Ming is the tallest of the players.
注：形容词最高级前必须加the
e.g. Tom is the tallest in his class.
练习
( )1. I found he looked ___ than last time when I went to see him. B. well C. good D. bad
Lesson 47
7.Australia’s a continent, and it has only six people to the square mile. 不定冠词a表示类别 表示比例的介词全部用to e.g. 1:2---one to two the square mile---定冠词强调整体中具代表性的一部分.
Lesson 47
population The world population is increasing faster and faster. About seventy percent of the population in China are farmers. India has a large population. Singapore has a small population. What is the population of Canada?
Lesson 47
try out (on)
e.g.We can try it out on this mouse.
try on 试穿(衣服等)；试戴；试用 try n. have a try v. try to do sth. try doing sth. try one’s best to do sth.
Pattern practice
1. A: Bob’s a tall boy.
B: Yes, but John’s taller than Bob.
Pattern practice
2.A: Bob, John and Dan are all tall.
B: Yes, but Dan’s the tallest of the
Lesson 47
quiz e.g.We will have a quiz tomorrow
morning. examination正式的“考试”，如期末考 试、入学考试等。 exam 是examination的缩写，常用于口 语，多为学生使用。 test为“小考 ” quiz 为“测验”,特指事先无准备，随时 进行的测验，也可指（广播节目中的） 一般知识测验、问答比赛、猜谜等
B: You’re right. But Dan’s taller than John.
In fact, Dan’s the tallest boy in our class.
Lesson 48
Homework
测试卷
Lesson 47
trick question
trick These children loved playing tricks on their teacher. He played some clever magic tricks.
Lesson 47
square mile
e.g.The area of China is 9,600,000 square miles.
Uint 24
A quiz
Lesson 47
New words and expressions:
quiz n. 问答比赛，小测试 population density compound n. 人 口密度
try out (on) v.+adv. particle (transitive) (+prep. + object)试一试 than conj. (comparison)比
more exciting
most exciting
形容词和副词的比较级和最高级 词变形
少数不规则变化
many/much
little
more
most
less least
good/well better best bad/badly/ill old far worse worst oldest/eldest farthest/furthest
v.
Lesson 47
Listen to the recording, and answer this question:
How many people are there to the square mile in Australia?
Lesson 47
1. I want to try it out. Can I try it out on you, please? want to do sth 想要做某事 try it out 试一试 try out on+宾语（you） 在....身上试一试
直接加-er, -est.
tall taller tallest
strong long 以e结尾加-r, -st brave braver bravest nice
辅音字母+y结尾，y→i加-er, -est pretty prettier prettiest untidy dirty happy
large
A. better
( )2. Which is ______ , the Nile or the Amazon? A. long B. longer C. longest D. the longer
The Nile.
( )3. It is said that it is ___ today than yesterday. Shall we go swim ming this afternoon? A. the hottest B. hot C. hottest D. hotter
Lesson 47
2. Which is the highest mountain in the British Isles?
当把某人或某物与同类别的一个以上的人或物相比较时，我们使用最高级the highest mountain (the uniquely high mountain 唯一的高的山)
trick question compound n. 陷阱问 题(看似容易其实困难的问题)
square mile compound n. 平方英 里 obviously adv. (viewpoint) (manner) 明显的 answer n. 回答，答复
continent
low
n. 大陆，洲
adj. 低的
Pattern practice
4. (Not with pictures R and S)
A: Who’s the tallest boy in our class?
B: Dan is. Dan’s the tallest.
Pattern practice
5. A: John’s taller than Bob.
Lesson 47
4. I looked it up yesterday. look up---查阅/找 5.They’re both long rivers. both= not only one, but also the other(不止这一个，而且另一个)，分配词，修饰 （双）主语。“两者都.....” 放在be和助动词后面，主要动词前面 6.It isn’t obvious, is it? No, it’s a good question. 否定形式的陈述句+肯定形式的反意疑问句，期望得到肯定的回 答。