登录
1. 你能准确使用形容词的比较级和最高级吗?
The Yellow River is less long than the Nile. 黄河不如尼罗河长。
The Yellow River is not as long as the Nile. 黄河不如尼罗河长。|A+ be+形容词比较级+than+B
=①
=②|
|The Sahara Desert is larger than any other desert in the world.
撒哈拉沙漠比世界上其他任何沙漠都要大。
The Sahara Desert is the largest desert in the world.
撒哈拉沙漠是世界上最大的沙漠。|A+be+比较级+than any other +
单数名词+范围
=③+范围|
|China is one of the oldest countries in the world.
中国是世界上最古老的国家之一。|one of+④|
|The Yellow River is the second longest river in China.
黄河是中国的第二长河。|the +序数词+形容词最高级+名词|
【即学即练】根据句意,用high的正确形式或恰当的比较句型结构填空,完成短文。
Mount Qomolangma is (1) mountain in the world, and K2 is (2) mountain. This also means Mount Qomolangma is higher than K2. K2 is (3) than Qomolangma and not as (4) as it. Mount Qomolangma is higher than (5) in the world—no other mountain can reach its height.
The Yellow River is less long than the Nile. 黄河不如尼罗河长。
The Yellow River is not as long as the Nile. 黄河不如尼罗河长。|A+ be+形容词比较级+than+B
=①
=②|
|The Sahara Desert is larger than any other desert in the world.
撒哈拉沙漠比世界上其他任何沙漠都要大。
The Sahara Desert is the largest desert in the world.
撒哈拉沙漠是世界上最大的沙漠。|A+be+比较级+than any other +
单数名词+范围
=③+范围|
|China is one of the oldest countries in the world.
中国是世界上最古老的国家之一。|one of+④|
|The Yellow River is the second longest river in China.
黄河是中国的第二长河。|the +序数词+形容词最高级+名词|
【即学即练】根据句意,用high的正确形式或恰当的比较句型结构填空,完成短文。
Mount Qomolangma is (1) mountain in the world, and K2 is (2) mountain. This also means Mount Qomolangma is higher than K2. K2 is (3) than Qomolangma and not as (4) as it. Mount Qomolangma is higher than (5) in the world—no other mountain can reach its height.
答案
语言探究部分：
①A+be+less+形容词原级+than+B
②A+be+not as/so+形容词原级+as+B
③A+be+the+形容词最高级+单数名词
④the+形容词最高级+复数名词
即学即练部分：
(1) the highest
(2) the second highest
(3) lower
(4) high
(5) any other mountain
①A+be+less+形容词原级+than+B
②A+be+not as/so+形容词原级+as+B
③A+be+the+形容词最高级+单数名词
④the+形容词最高级+复数名词
即学即练部分：
(1) the highest
(2) the second highest
(3) lower
(4) high
(5) any other mountain
解析
本题考查形容词比较级和最高级的常用结构及运用。
1. 表达“不如……”时，除了“A+be+形容词比较级+than+B”的反向表达，还有两种结构：①“A+be+less+形容词原级+than+B”；②“A+be+not as/so+形容词原级+as+B”。
2. “A+be+比较级+than any other+单数名词+范围”可转换为最高级结构：③“A+be+the+形容词最高级+单数名词”+范围。
3. “one of+④the+形容词最高级+复数名词”用于表达“最……之一”。
即学即练部分：
(1) 描述珠穆朗玛峰是世界上最高的山，需用形容词最高级，前面加定冠词the，填the highest；
(2) 描述K2是第二高的山，用“the+序数词+形容词最高级”结构，填the second highest；
(3) 根据前文“Mount Qomolangma is higher than K2”，可知K2比珠穆朗玛峰低，用比较级lower；
(4) “not as+形容词原级+as”是固定同级比较结构，填high；
(5) 表达“比世界上其他任何山都高”，用“any other+单数名词”结构，填any other mountain。
1. 表达“不如……”时，除了“A+be+形容词比较级+than+B”的反向表达，还有两种结构：①“A+be+less+形容词原级+than+B”；②“A+be+not as/so+形容词原级+as+B”。
2. “A+be+比较级+than any other+单数名词+范围”可转换为最高级结构：③“A+be+the+形容词最高级+单数名词”+范围。
3. “one of+④the+形容词最高级+复数名词”用于表达“最……之一”。
即学即练部分：
(1) 描述珠穆朗玛峰是世界上最高的山，需用形容词最高级，前面加定冠词the，填the highest；
(2) 描述K2是第二高的山，用“the+序数词+形容词最高级”结构，填the second highest；
(3) 根据前文“Mount Qomolangma is higher than K2”，可知K2比珠穆朗玛峰低，用比较级lower；
(4) “not as+形容词原级+as”是固定同级比较结构，填high；
(5) 表达“比世界上其他任何山都高”，用“any other+单数名词”结构，填any other mountain。
2. 你会准确表示物体的长宽高吗?
The Himalayas are 2,450 kilometres long. 喜马拉雅山全长2450千米。
The Grand Canyon in the United States is up to 29 kilometres wide and 1.8 kilometres deep in some areas.
美国的科罗拉多大峡谷,最宽处达29千米,部分区域深度可达1.8千米。
Victoria Falls, one of the world's largest waterfalls, is 1.7 kilometres wide and 108 metres high. 世界最大瀑布之一的维多利亚瀑布,宽度达1.7千米、高度为108米。
The Amazon Rainforest is about 5.5 million square kilometres in size.
亚马孙雨林,占地面积约550万平方千米。
总结:
当描述一个物品的长宽高时,我们使用"数字+① +形容词②(,,,)+"。
【即学即练】根据短文内容,用方框中所给单词填空。
long deep in size high
Yungang Grottoes(云冈石窟) is one of China's famous Buddhist grottoes. It is 3.48 square kilometres (1). It is about 1 kilometre (2) along Wuzhou Mountain. The most famous grotto is 13.7 metres (3). How amazing this giant Buddha is!
The Himalayas are 2,450 kilometres long. 喜马拉雅山全长2450千米。
The Grand Canyon in the United States is up to 29 kilometres wide and 1.8 kilometres deep in some areas.
美国的科罗拉多大峡谷,最宽处达29千米,部分区域深度可达1.8千米。
Victoria Falls, one of the world's largest waterfalls, is 1.7 kilometres wide and 108 metres high. 世界最大瀑布之一的维多利亚瀑布,宽度达1.7千米、高度为108米。
The Amazon Rainforest is about 5.5 million square kilometres in size.
亚马孙雨林,占地面积约550万平方千米。
总结:
当描述一个物品的长宽高时,我们使用"数字+① +形容词②(,,,)+"。
【即学即练】根据短文内容,用方框中所给单词填空。
long deep in size high
Yungang Grottoes(云冈石窟) is one of China's famous Buddhist grottoes. It is 3.48 square kilometres (1). It is about 1 kilometre (2) along Wuzhou Mountain. The most famous grotto is 13.7 metres (3). How amazing this giant Buddha is!
答案
总结：①单位；②long, wide, deep, high；③in size
即学即练：(1)in size；(2)long；(3)high
即学即练：(1)in size；(2)long；(3)high
解析
通过分析例句可知，描述物体尺寸的表达结构为：描述长宽高时用“数字+单位+形容词（long, wide, deep, high）”；描述面积时用“数字+面积单位+in size”。
即学即练部分：
(1) 该句介绍云冈石窟的占地面积，对应例句中亚马孙雨林的表达形式，应填in size；
(2) 句中“along Wuzhou Mountain”说明是描述长度，应填long；
(3) 该句描述大佛的高度，应填high。
即学即练部分：
(1) 该句介绍云冈石窟的占地面积，对应例句中亚马孙雨林的表达形式，应填in size；
(2) 句中“along Wuzhou Mountain”说明是描述长度，应填long；
(3) 该句描述大佛的高度，应填high。
