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2020-2021学年Unit 7 What’s the highest mountain in the world?Section A一等奖教学ppt课件
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这是一份2020-2021学年Unit 7 What’s the highest mountain in the world?Section A一等奖教学ppt课件，共40页。PPT课件主要包含了Brainstorm， 674，大数字的表达与读法，即时演练，Group work，Summary，比较等级的构成，比较级的用法，最高级的用法等内容，欢迎下载使用。
Learning bjects（学习目标）
By the end f the class, yu will be able t:1. Learn the fllwing key wrd and phrase: cean, the Pacific Ocean2. Use cmparatives and superlatives f adjectives and adverbs.3. Learn t use big numbers t describe facts.
Fill in the blanks accrding t the text.
1. — 世界上最高的山峰是什么？— 珠穆朗玛峰。
— What’s ___________ muntain in the wrld?— Qmlangma.
the highest
2. — 珠穆朗玛峰有多高？ — 它高8,848.86米。它比别的山都高。
— Hw high is Qmlangma?— It’s ___________________. It’s ______ than any ther muntain.
8,848.86 meters high
3. — 世界上最深的咸水湖是哪个？ — 里海是世界上最深的咸水湖。
— Which is ___________ salt lake in the wrld?— The Caspian Sea is __________________________.
4. —你知道中国是世界上最古老的国家之一吗？ — 我知道。中国比美国古老得多。
— Did yu knw that China is ______________ cuntries in the wrld?— Yes, I did. It’s __________ than the US.
ne f the ldest
the deepest
the deepest f all the salt lakes
Translate the fllwing sentences.
1. 长江长约6,300千米。2. 黄河长5,464千米。3. 长江比黄河长。4. 长江是中国最长的河。
The Yangtze River is abut 6,300 kilmeters lng.
The Yellw River is 5,464 kilmeters lng.
The Yangtze River is lnger than any ther river in China. The Yangtze River is the lngest river in China.
The Yangtze River is lnger than the Yellw River.
计量的表达方法可以是：基数词+度量词(单/复数)+形容词(high/ld/lng/wide/tall/deep/thick等)。
比较级用于比较两个主体，之后可用than引出比较的对象
“比较级+than any ther+名词（单数）+其他” 表示“比其他任何一个……都……”该结构可与“the+最高级+其他”相互转换
The is .
e.g. The basketball player is 2 meters tall. The river is abut 2 meters wide/deep. The muntain is abut 2 thusand meters high. The river is abut 2 kilmeters lng.
长、宽、高、深的表达法： 基数词+度量词+形容词（lng, wide, high, deep等）。当基数词大于1时，度量词用复数形式。
Grammar Fcus
Circle the cmparisn parts.
形容词与副词的比较级和最高级
一、概述： 英语中的形容词和副词常用三种形式来表达事物的等级差别，即原级、比较级和最高级。原级：没有比较含义，“……”；比较级：两者间比较，“更……”；最高级：三者及三者以上比较，“最……”。
①直接加 -er 或 -est
tall—_____—______ lng—______—______
②以不发音的字母e结尾的单词直接加 -r 或 -st
③以“辅音字母+-y”结尾的重读闭音节词，把y 变为i，再加 -er 或- est
nice—______—______
heavy—________—________
二、比较级和最高级的构成
④以一个辅音字母结尾的重读闭音节 双写该辅音字母再加 -er或 -est
⑤部分双音节词和多音节词 分别在原级前加mre构成比较级和mst构成最高级
big—_______—_______
slwly—___________—___________beautiful—______________—______________
mre beautiful
mst beautiful
1. 两者间的比较：A＋谓语动词＋比较级＋than＋B A比B更……
Lily is shrter than her sister.
2. 同一范围内的比较：A+谓语动词+比较级+than any ther +B（可数名词单数）= A+谓语动词+比较级 +than the ther +B（可数名词复数），表示最高级的 含义。 A比其他任何一个B都……
翻译句子，并写出同义句。
我父亲是我们家最高的。
My father is the tallest ne in my family.My father is taller than any ther member in my family.My father is taller than the ther members in my family.
3. the＋比较级，the＋比较级，表示一方的程度随着另 一方的变化而变化。越……，越……
The mre careful yu are, the fewer mistakes yu’ll make.
4. 比较级＋and＋比较级/ mre and mre＋形容词/副 词原级。越来越……
It’s getting warmer and warmer in spring.
5. 主语＋谓语动词＋the＋比较级＋f the tw…，是特 指的情况。 两者之间较……的那个
Mary is the taller f the tw girls.
6. Wh/Which＋谓语动词＋比较级，A r B?表示两 者之间进行比较 谁/哪一个更……，A还是B？
Which is better, the blue ne r the red ne?
①比较的对象必须一致，为避免重复，常用that或 thse代替前面的名词。②在上文意思明确的情况下，可以单独使用“a/an+比 较级+ne”，意为“又一/再一更……的”。③比较级前可用much, a lt, a little, a bit, even, far等修 饰，用来加强语气或表示程度。
1. the＋最高级＋in/f… ……中最……
Greenland is the biggest island in the wrld.
2. ne f＋the＋形容词最高级＋可数名词复数 最……的……之一
Fishing is ne f the mst ppular activities amng the middle-aged men like my uncles.
3. the+序数词+形容词最高级+可数名词单数+in/f… ……在……中是第几……的……
Jack is the secnd tallest by in his class.
4. Which/Wh＋谓语动词(＋the)＋最高级，A, B r C? 在A、B、C中，哪一个/谁最……？
Which city is the mst beautiful, Beijing, Shanghai r Fuzhu?
Can yu read these large numbers?
tw thusand six hundred and seventy-fur
1. 从数字右端向左数，每三位数加一个逗号；
2. 第一个逗号前的数为thusand（千）；
3. 读的时候通常在hundred后加and。
eighteen millin, three hundred and fifty-seven thusand, and eighty-nine
2. 第一个逗号前的数为thusand（千）；第二个逗号前的数为millin（百万）；第三个逗号前的数为 billin（十亿）
3. 读的时候通常在hundred后加and，如果百位数为0，则在thusand后加and。
1. 英语没有“万”这个单位，要表示“万”须 借用 thusand，如“一万”用“十个千 （ten thusand）” 表示，“十万”用“百个千 （ne hundred thusand）”表示。2. 在hundred后通常加上连词and。若读数中百位 数为0，则在thusand后加and。
five thusand, seven hundred and sixty-fur
eighty-eight thusand, six hundred and frty-nine
tw hundred and sixty-five thusand, fur hundred and sixty-eight
nineteen millin, three hundred and fifty-seven thusand, and ninety-five
一、用括号内所给单词的适当形式填空。1. The weather is getting _______ (cld) and _______ (cld). 2. The Pacific Ocean is the _______ (deep) cean in the wrld.3. Which is the _______ (high) muntain in the wrld?
1. Of the tw math prblems, I can just wrk ut _________ ne. A. the less difficult B. mre difficult C. the mre difficult D. less difficult2. In my pinin, Chinese is ________ any ther language in the wrld because Chinese has the mst number f speakers. A. as imprtant as B. mre imprtant than C. the mst imprtant
3. — Culd yu tell me hw t read 6,200,305 in English? — Sure. _________________. A. Six millin, tw hundred thusands, three hundred and five B. Six millins, tw hundred thusands, three hundreds and five C. Six millins, tw hundred thusand, three hundred and five D. Six millin, tw hundred thusand, three hundred and five
4. If yu want t be thinner and healthier, yu shuld eat ______ fd and take _______ exercise. A. mre; fewer B. mre; less C. fewer; mre D. less; mre5. The Sahara is ________ than any ther desert in the wrld. A. deepest B. deeper C. biggest D. bigger
三、按要求完成句子，每空一词。1. Munt Tai is the highest muntain in Shandng Prvince. (改为同义句) Munt Tai is higher than _____ _____ _________ in Shandng Prvince.2. 中国的天气比俄罗斯的温暖得多。(翻译句子) The weather in China is ______ _______ _____ ______ in Russia.
any ther muntain
much warmer than that
Fill in the blanks with the crrect frms f the wrds in the bx.
big much ppular lng ld high
1. The Amazn River is ne f the _______ rivers in the wrld. It’s a little _______ than the Yangtze River.
2. Qmlangma is 8,848.86 meters _____. It’s ne f the mst ________ places fr serius muntain climbers.
3. N cean in the wrld is as ____ as the Pacific Ocean.4. Althugh Japan is _____ than Canada, it is _____ smaller.
as+形容词/副词原级+as 表示双方在程度、性质、特征等方面一样。
Lk at the table belw and make sentences by using cmparatives and superlatives.
the Nile River
the Amazn River
the Yangtze River
the Yellw River
The Nile River is the lngest river in the wrld.
The Amazn River is ne f the lngest river in the wrld.
The Amazn River is a little lnger than the Yangtze River.
The Nile River is much lnger than the Yangtze River.
Write tw cmparisns abut tw tpics. Write true facts.
e.g. Tw rivers: ________________ and ________________________________________________________________________________________________________________________________________________________________
The Amazn is lnger than the Yangtze, but the Yangtze is the lngest river in China.
The Yangtze River is almst as lng as the Amazn River.
Tw cities: _________ and ___________1. ___________________________________________. 2. ___________________________________________ ____________________________________ .
Shanghai Sydney
Shanghai is as mdern as Sydney
Shanghai is much smaller than Sydney. Sydney isalmst 2 times as big as Shanghai
Tips：可以比较城市的面积、人口、历史等。
Tw animals: _____________ and _________1. _______________________________. 2. ___________________________________________ _______________________________ .
A shark is bigger than a fish.
A fish is smaller than a shark. A shark eats mre than a fish.
Tips：可以比较动物的身高(身长)、体重、奔跑速度、外貌特征以及寿命等
Write five questins using cmparisns. Then ask yur partner yur questins.
1. ______________________________________2. ______________________________________3. ______________________________________4. ______________________________________5. ______________________________________
What is the highest building in ur city?
What is the biggest supermarket in ur city?
Wh is the tallest student in ur class?
Wh is the shrtest student in ur class?
Wh sings the best in ur class?
注意：在使用比较级或最高级时要有相对明确的比较范围或参照物。
Where is the best place fr ur schl trip — the museum, the park r the z? Let’s have a discussin.
The z is the best place t g. It’s the clsest t ur schl.
The z is bigger than the museum and the park. There is a baby panda in the z. We can learn mre abut pandas.
Reprt it t the whle class.
We think ___________ is the best place fr us t g n a schl trip. Of all the places, it is the _____________________________________________________.And we can als ______________________________.S we all think it is a gd idea t visit________________________________________________________.
一、形容词与副词的比较级和最高级
二、大数字的表达与读法
1000以上的基数词的表示法
Learning bjects（学习目标）
By the end f the class, yu will be able t:1. Learn the fllwing key wrd and phrase: cean, the Pacific Ocean2. Use cmparatives and superlatives f adjectives and adverbs.3. Learn t use big numbers t describe facts.
Fill in the blanks accrding t the text.
1. — 世界上最高的山峰是什么？— 珠穆朗玛峰。
— What’s ___________ muntain in the wrld?— Qmlangma.
the highest
2. — 珠穆朗玛峰有多高？ — 它高8,848.86米。它比别的山都高。
— Hw high is Qmlangma?— It’s ___________________. It’s ______ than any ther muntain.
8,848.86 meters high
3. — 世界上最深的咸水湖是哪个？ — 里海是世界上最深的咸水湖。
— Which is ___________ salt lake in the wrld?— The Caspian Sea is __________________________.
4. —你知道中国是世界上最古老的国家之一吗？ — 我知道。中国比美国古老得多。
— Did yu knw that China is ______________ cuntries in the wrld?— Yes, I did. It’s __________ than the US.
ne f the ldest
the deepest
the deepest f all the salt lakes
Translate the fllwing sentences.
1. 长江长约6,300千米。2. 黄河长5,464千米。3. 长江比黄河长。4. 长江是中国最长的河。
The Yangtze River is abut 6,300 kilmeters lng.
The Yellw River is 5,464 kilmeters lng.
The Yangtze River is lnger than any ther river in China. The Yangtze River is the lngest river in China.
The Yangtze River is lnger than the Yellw River.
计量的表达方法可以是：基数词+度量词(单/复数)+形容词(high/ld/lng/wide/tall/deep/thick等)。
比较级用于比较两个主体，之后可用than引出比较的对象
“比较级+than any ther+名词（单数）+其他” 表示“比其他任何一个……都……”该结构可与“the+最高级+其他”相互转换
The is .
e.g. The basketball player is 2 meters tall. The river is abut 2 meters wide/deep. The muntain is abut 2 thusand meters high. The river is abut 2 kilmeters lng.
长、宽、高、深的表达法： 基数词+度量词+形容词（lng, wide, high, deep等）。当基数词大于1时，度量词用复数形式。
Grammar Fcus
Circle the cmparisn parts.
形容词与副词的比较级和最高级
一、概述： 英语中的形容词和副词常用三种形式来表达事物的等级差别，即原级、比较级和最高级。原级：没有比较含义，“……”；比较级：两者间比较，“更……”；最高级：三者及三者以上比较，“最……”。
①直接加 -er 或 -est
tall—_____—______ lng—______—______
②以不发音的字母e结尾的单词直接加 -r 或 -st
③以“辅音字母+-y”结尾的重读闭音节词，把y 变为i，再加 -er 或- est
nice—______—______
heavy—________—________
二、比较级和最高级的构成
④以一个辅音字母结尾的重读闭音节 双写该辅音字母再加 -er或 -est
⑤部分双音节词和多音节词 分别在原级前加mre构成比较级和mst构成最高级
big—_______—_______
slwly—___________—___________beautiful—______________—______________
mre beautiful
mst beautiful
1. 两者间的比较：A＋谓语动词＋比较级＋than＋B A比B更……
Lily is shrter than her sister.
2. 同一范围内的比较：A+谓语动词+比较级+than any ther +B（可数名词单数）= A+谓语动词+比较级 +than the ther +B（可数名词复数），表示最高级的 含义。 A比其他任何一个B都……
翻译句子，并写出同义句。
我父亲是我们家最高的。
My father is the tallest ne in my family.My father is taller than any ther member in my family.My father is taller than the ther members in my family.
3. the＋比较级，the＋比较级，表示一方的程度随着另 一方的变化而变化。越……，越……
The mre careful yu are, the fewer mistakes yu’ll make.
4. 比较级＋and＋比较级/ mre and mre＋形容词/副 词原级。越来越……
It’s getting warmer and warmer in spring.
5. 主语＋谓语动词＋the＋比较级＋f the tw…，是特 指的情况。 两者之间较……的那个
Mary is the taller f the tw girls.
6. Wh/Which＋谓语动词＋比较级，A r B?表示两 者之间进行比较 谁/哪一个更……，A还是B？
Which is better, the blue ne r the red ne?
①比较的对象必须一致，为避免重复，常用that或 thse代替前面的名词。②在上文意思明确的情况下，可以单独使用“a/an+比 较级+ne”，意为“又一/再一更……的”。③比较级前可用much, a lt, a little, a bit, even, far等修 饰，用来加强语气或表示程度。
1. the＋最高级＋in/f… ……中最……
Greenland is the biggest island in the wrld.
2. ne f＋the＋形容词最高级＋可数名词复数 最……的……之一
Fishing is ne f the mst ppular activities amng the middle-aged men like my uncles.
3. the+序数词+形容词最高级+可数名词单数+in/f… ……在……中是第几……的……
Jack is the secnd tallest by in his class.
4. Which/Wh＋谓语动词(＋the)＋最高级，A, B r C? 在A、B、C中，哪一个/谁最……？
Which city is the mst beautiful, Beijing, Shanghai r Fuzhu?
Can yu read these large numbers?
tw thusand six hundred and seventy-fur
1. 从数字右端向左数，每三位数加一个逗号；
2. 第一个逗号前的数为thusand（千）；
3. 读的时候通常在hundred后加and。
eighteen millin, three hundred and fifty-seven thusand, and eighty-nine
2. 第一个逗号前的数为thusand（千）；第二个逗号前的数为millin（百万）；第三个逗号前的数为 billin（十亿）
3. 读的时候通常在hundred后加and，如果百位数为0，则在thusand后加and。
1. 英语没有“万”这个单位，要表示“万”须 借用 thusand，如“一万”用“十个千 （ten thusand）” 表示，“十万”用“百个千 （ne hundred thusand）”表示。2. 在hundred后通常加上连词and。若读数中百位 数为0，则在thusand后加and。
five thusand, seven hundred and sixty-fur
eighty-eight thusand, six hundred and frty-nine
tw hundred and sixty-five thusand, fur hundred and sixty-eight
nineteen millin, three hundred and fifty-seven thusand, and ninety-five
一、用括号内所给单词的适当形式填空。1. The weather is getting _______ (cld) and _______ (cld). 2. The Pacific Ocean is the _______ (deep) cean in the wrld.3. Which is the _______ (high) muntain in the wrld?
1. Of the tw math prblems, I can just wrk ut _________ ne. A. the less difficult B. mre difficult C. the mre difficult D. less difficult2. In my pinin, Chinese is ________ any ther language in the wrld because Chinese has the mst number f speakers. A. as imprtant as B. mre imprtant than C. the mst imprtant
3. — Culd yu tell me hw t read 6,200,305 in English? — Sure. _________________. A. Six millin, tw hundred thusands, three hundred and five B. Six millins, tw hundred thusands, three hundreds and five C. Six millins, tw hundred thusand, three hundred and five D. Six millin, tw hundred thusand, three hundred and five
4. If yu want t be thinner and healthier, yu shuld eat ______ fd and take _______ exercise. A. mre; fewer B. mre; less C. fewer; mre D. less; mre5. The Sahara is ________ than any ther desert in the wrld. A. deepest B. deeper C. biggest D. bigger
三、按要求完成句子，每空一词。1. Munt Tai is the highest muntain in Shandng Prvince. (改为同义句) Munt Tai is higher than _____ _____ _________ in Shandng Prvince.2. 中国的天气比俄罗斯的温暖得多。(翻译句子) The weather in China is ______ _______ _____ ______ in Russia.
any ther muntain
much warmer than that
Fill in the blanks with the crrect frms f the wrds in the bx.
big much ppular lng ld high
1. The Amazn River is ne f the _______ rivers in the wrld. It’s a little _______ than the Yangtze River.
2. Qmlangma is 8,848.86 meters _____. It’s ne f the mst ________ places fr serius muntain climbers.
3. N cean in the wrld is as ____ as the Pacific Ocean.4. Althugh Japan is _____ than Canada, it is _____ smaller.
as+形容词/副词原级+as 表示双方在程度、性质、特征等方面一样。
Lk at the table belw and make sentences by using cmparatives and superlatives.
the Nile River
the Amazn River
the Yangtze River
the Yellw River
The Nile River is the lngest river in the wrld.
The Amazn River is ne f the lngest river in the wrld.
The Amazn River is a little lnger than the Yangtze River.
The Nile River is much lnger than the Yangtze River.
Write tw cmparisns abut tw tpics. Write true facts.
e.g. Tw rivers: ________________ and ________________________________________________________________________________________________________________________________________________________________
The Amazn is lnger than the Yangtze, but the Yangtze is the lngest river in China.
The Yangtze River is almst as lng as the Amazn River.
Tw cities: _________ and ___________1. ___________________________________________. 2. ___________________________________________ ____________________________________ .
Shanghai Sydney
Shanghai is as mdern as Sydney
Shanghai is much smaller than Sydney. Sydney isalmst 2 times as big as Shanghai
Tips：可以比较城市的面积、人口、历史等。
Tw animals: _____________ and _________1. _______________________________. 2. ___________________________________________ _______________________________ .
A shark is bigger than a fish.
A fish is smaller than a shark. A shark eats mre than a fish.
Tips：可以比较动物的身高(身长)、体重、奔跑速度、外貌特征以及寿命等
Write five questins using cmparisns. Then ask yur partner yur questins.
1. ______________________________________2. ______________________________________3. ______________________________________4. ______________________________________5. ______________________________________
What is the highest building in ur city?
What is the biggest supermarket in ur city?
Wh is the tallest student in ur class?
Wh is the shrtest student in ur class?
Wh sings the best in ur class?
注意：在使用比较级或最高级时要有相对明确的比较范围或参照物。
Where is the best place fr ur schl trip — the museum, the park r the z? Let’s have a discussin.
The z is the best place t g. It’s the clsest t ur schl.
The z is bigger than the museum and the park. There is a baby panda in the z. We can learn mre abut pandas.
Reprt it t the whle class.
We think ___________ is the best place fr us t g n a schl trip. Of all the places, it is the _____________________________________________________.And we can als ______________________________.S we all think it is a gd idea t visit________________________________________________________.
一、形容词与副词的比较级和最高级
二、大数字的表达与读法
1000以上的基数词的表示法
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