📚 初三 Unit 4 单元检测 · 阅读理解讲评
大题:

初三U4 互动题页 · 大题一~四(阅读理解 A / B / C / D)

年级:初三(九年级) | 按大题分页讲评 | 题号严格对应原试卷 21–35
主题:人与自然·自然生态 自然奇观 阅读策略:先题后文·定位 指代/词义/写作手法/主旨
⚠️ 答案来自原卷答案页(图5)。21–35 已核对;22 题原文为 1989,选项与答案页一致(选 B)。

一·A 阅读理解 A · The Roe River

The Roe River, which lies in Montana, the USA, is believed to be the shortest river in the world. It's only about 201 feet long, which is really short compared to other well-known rivers.

The Roe River connects Giant Springs to the Missouri River. Giant Springs is a large spring that is full of fresh water. It produces a huge amount of water21. The water runs through the Roe River and then joins the Missouri River.

The history of the Roe River is pretty interesting. A. H. Thayer found it in the late 19th century. Thayer was travelling in the area when he came across this unusual short river. However, it wasn't until later that many people around the world believed the Roe River was the shortest river in the world. In 1989, Guinness Book of World Records accepted the Roe River as the world's shortest river22.

Even though it's short, the Roe River is very special. It has a special ecosystem. Small fish and all kinds of plants live in its water23. Many visitors are interested in its clear water. They come to see this amazing natural wonder and take pictures. It shows that size doesn't always matter; even a short river like the Roe River can be a fascinating part of our planet.

二·B 阅读理解 B · The Dead Sea

Does the Dead Sea sound like a place where you'd like to go swimming? What do you expect to see in it? Do you believe there are dead things in the Dead Sea?24

Lying in southwest Asia, the Dead Sea is about 80 kilometres long, about 18 kilometres wide and about 400 metres deep. It also has some other names, such as the Salt Sea, the East Sea, or the Sea of the Plain.

Even though it's called the Dead Sea, it isn't a sea at all! It's a lake. Different from other lakes you might have seen, the Dead Sea is quite a salty lake25. In fact, the Dead Sea is one of the saltiest bodies of water in the world. The Dead Sea is so salty that nothing can live in it. That's why it's called the Dead Sea. And the Dead Sea stays quite salty because it gets only a little rain, and so little fresh water gets into the Dead Sea each year.

Don't let the name of the Dead Sea make you feel scared. The Dead Sea is a surprising place to visit, and many people go to the Dead Sea each year on holiday27. One interesting thing is that anyone can float26 in the Dead Sea. So if you walk on the beach of the Dead Sea on a warm day, perhaps you can see many people floating in its waters. You might even see many of them reading books or magazines!

三·C 阅读理解 C · Valley of Flowers

When it comes to the Himalayas, what do you have in your mind? High mountains? White snow?28 Both answers are right, but in the mountains there is a place called the Valley of Flowers and you can see a very different situation there. It is home to pretty flowers, wild plants and endangered animals.

The Valley of Flowers is in Uttarakhand, a state in the north of India29. It is more than 87.5 square kilometres. Flowers are everywhere. However, these flowers are not quite the same as what we often see. They grow in high places in the mountains. There are hundreds of different kinds of flowers in this valley. They bloom between June and September. When the flowers bloom, the valley looks like a magical world with different colours.

There are also a lot of wild plants, such as trees and grass, in the Valley of Flowers. They are special. Some of them are hard to find anywhere else in the world30! What's more, some endangered animals live in the valley, like snow leopards.

Now people have turned the Valley of Flowers into a national park. Visitors can't build anything or live there. They can't even stay there for too long at a time. They can only stay there for one day. It's probably not long enough for visitors to see all the real beauty there31.

四·D 阅读理解 D · He Jing

He Jing has become the first Chinese woman to climb all 14 of the world's mountains over 8,000 metres without supplemental oxygen32. She finished her journey at the 8,027-metre Mount Shishapangma in Xizang on 9 October 2024.

Born in Xi'an, Shaanxi Province, He Jing didn't see a mountain until she was 18. In 2012, she climbed her first snow mountain, Mount Siguniang in Sichuan Province. From then on, she climbed nearly every snow mountain in China. Her first 8,000-metre summit came in 2016 when she climbed Cho Oyu33. "After Cho Oyu, I felt strong enough to try without oxygen." He Jing said.

He Jing began her oxygen-free climbing journey in 201735. She reached the summit of Manaslu that year. She followed it with Makalu in 2018, Annapurna in 2019, Dhaulagiri in 2021, Qomolangma, Lhotse, K2, and Broad Peak in 2022, then Kanchenjunga, Nanga Parbat, Gasherbrum II, and Gasherbrum I in 2023. Mount Shishapangma was the final mountain in this amazing challenge.

In 2024, He Jing had a dream—to climb Mount Qomolangma from the north side. "Next year marks the 50th anniversary of the first Chinese woman to summit Mount Qomolangma. In 1975, China's Pan Duo became the first woman in the world to summit from the north side. I want to do something to honour her34," she said. On 9 October 2024, He Jing achieved her dream.

一·A阅读理解 · 第 21–23 题先看题干关键词,回原文定位
21阅读理解·代词指代it 指代
What does the underlined word "it" in Paragraph 2 refer to?
✅ 正确答案:C | 点错误选项看"为什么不选"
AThe Roe River.
❌ 排除:画线句"Giant Springs ... It produces a huge amount of water"中 it 顺承主语 Giant Springs,并非 Roe River。
🔍 点击本项查看"为什么不选"
BThe Missouri River.
❌ 排除:Missouri River 出现在"joins the Missouri River",是 Roe River 汇入的对象,不是 it 的先行词。
🔍 点击本项查看"为什么不选"
CGiant Springs.
✅ 选它:前句"Giant Springs is a large spring ... It produces a huge amount of water",it 指代 Giant Springs(巨大的泉眼涌出大量水)。
22阅读理解·细节理解时间
When was the Roe River accepted as the world's shortest river by Guinness Book of World Records?
✅ 正确答案:B | 点错误选项看"为什么不选"
AIn the late 19th century.
❌ 排除:19 世纪末是 Thayer 发现该河的时间,并非被吉尼斯收录的时间。
🔍 点击本项查看"为什么不选"
BIn 1989.
✅ 选它:原文"In 1989, Guinness Book of World Records accepted the Roe River as the world's shortest river."(答案页 22 题选 B,与原文 1989 一致。)
CIn the 19th century.
❌ 排除:19 世纪范围过大,且发现时间为 19 世纪末,收录为 20 世纪末(1989)。
🔍 点击本项查看"为什么不选"
23阅读理解·细节理解细节判断
What can we know about the Roe River?
✅ 正确答案:C | 点错误选项看"为什么不选"
AIt is over 300 feet long.
❌ 排除:原文说"only about 201 feet long",不足 300 英尺。
🔍 点击本项查看"为什么不选"
BIt is the second shortest river in the world.
❌ 排除:原文说它是"the shortest river in the world",不是第二短。
🔍 点击本项查看"为什么不选"
CIt has a special ecosystem with small fish and plants.
✅ 选它:原文"Even though it's short ... It has a special ecosystem. Small fish and all kinds of plants live in its water."
二·B阅读理解 · 第 24–27 题写法 + 段落大意 + 词义 + 写作目的
24阅读理解·写作手法开篇方式
How does the writer start the passage?
✅ 正确答案:C | 点错误选项看"为什么不选"
ABy telling a story.
❌ 排除:全文没有叙述一个完整故事来开头。
🔍 点击本项查看"为什么不选"
BBy giving examples.
❌ 排除:举例子在中后段才出现,不是开篇方式。
🔍 点击本项查看"为什么不选"
CBy asking questions.
✅ 选它:首段连用三个问句"Does the Dead Sea ...? What do you expect ...? Do you believe ...?"以设问开头。
25阅读理解·段落大意Para. 3 主旨
What's Paragraph 3 mainly about?
✅ 正确答案:A | 点错误选项看"为什么不选"
AThe Dead Sea is a salty lake.
✅ 选它:第三段中心句"it isn't a sea at all! It's a lake ... the Dead Sea is quite a salty lake."
BThe Dead Sea has a strange name.
❌ 排除:"名字奇怪"只是段中点,段落重点是"它是咸湖"而非讨论名字。
🔍 点击本项查看"为什么不选"
CAlmost no rain or fresh water enters the Dead Sea.
❌ 排除:这是段末补充说明咸度原因,属细节,不是段落主旨。
🔍 点击本项查看"为什么不选"
26阅读理解·词义猜测float
What does the underlined word "float" mean in the passage?
✅ 正确答案:C | 点错误选项看"为什么不选"
ATo move slowly in the air.
❌ 排除:在"空中"移动是 fly,与死海水面情境不符。
🔍 点击本项查看"为什么不选"
BTo fly slowly in the air.
❌ 排除:fly 指飞行,float 指漂浮,且语境是水面。
🔍 点击本项查看"为什么不选"
CTo move slowly on water.
✅ 选它:后文"people floating in its waters ... reading books"说明 float 指在死海水面漂浮。
27阅读理解·写作目的purpose
What is the purpose of the passage?
✅ 正确答案:C | 点错误选项看"为什么不选"
ATo ask for opinions on swimming in the Dead Sea.
❌ 排除:文章是客观介绍,并未征集读者意见。
🔍 点击本项查看"为什么不选"
BTo share travelling experiences around the Dead Sea.
❌ 排除:文中没有作者亲身旅行经历的叙述。
🔍 点击本项查看"为什么不选"
CTo introduce one of the most surprising natural wonders of the world.
✅ 选它:全文介绍死海的地理位置、咸度、漂浮奇观,末段称其为"a surprising place / natural wonder"。
三·C阅读理解 · 第 28–31 题写法 + 细节 + 指代 + 目的
28阅读理解·写作手法开篇方式
How does the writer start the passage?
✅ 正确答案:A | 点错误选项看"为什么不选"
ABy asking questions.
✅ 选它:首句"When it comes to the Himalayas, what do you have in your mind? High mountains? White snow?"以提问开头。
BBy telling a story.
❌ 排除:全文没有叙述故事。
🔍 点击本项查看"为什么不选"
CBy giving an example.
❌ 排除:举例出现在后文(花、动物),不是开篇方式。
🔍 点击本项查看"为什么不选"
29阅读理解·细节理解地点
Where is the Valley of Flowers located?
✅ 正确答案:C | 点错误选项看"为什么不选"
AIn the south of India.
❌ 排除:原文说在印度北部,不是南部。
🔍 点击本项查看"为什么不选"
BIn a valley of China.
❌ 排除:花谷在印度,不在中国。
🔍 点击本项查看"为什么不选"
CIn Uttarakhand, a state in the north of India.
✅ 选它:原文"The Valley of Flowers is in Uttarakhand, a state in the north of India."
30阅读理解·代词指代them 指代
What does the underlined word "them" in Paragraph 3 refer to?
✅ 正确答案:C | 点错误选项看"为什么不选"
AThe trees.
❌ 排除:trees 是 wild plants 的举例,them 指代整体而非其中一个例子。
🔍 点击本项查看"为什么不选"
BThe animals.
❌ 排除:动物出现在后句"some endangered animals",不在 them 所在句。
🔍 点击本项查看"为什么不选"
CThe wild plants.
✅ 选它:前句"There are also a lot of wild plants, such as trees and grass ... Some of them are hard to find",them 指代 wild plants。
31阅读理解·写作目的purpose
What's the writer's purpose of writing the passage?
✅ 正确答案:A | 点错误选项看"为什么不选"
ATo tell the facts about the Valley of Flowers.
✅ 选它:全文客观介绍花谷的位置、面积、花期、动植物及保护措施,属说明事实。
BTo describe the beautiful scene of the Himalayas.
❌ 排除:文末提到喜马拉雅只是引出花谷,重点不是描写喜马拉雅全景。
🔍 点击本项查看"为什么不选"
CTo explain the problems of some national parks in India.
❌ 排除:文中只说游客停留受限,未讨论公园"问题"。
🔍 点击本项查看"为什么不选"
四·D阅读理解 · 第 32–35 题细节 + 细节 + 原因 + 主旨
32阅读理解·细节理解时间
When did He Jing complete her journey to climb all 14 of the world's mountains over 8,000 metres?
✅ 正确答案:B | 点错误选项看"为什么不选"
AIn 2016.
❌ 排除:2016 是她首座 8000 米山峰(Cho Oyu)登顶的时间。
🔍 点击本项查看"为什么不选"
BIn 2024.
✅ 选它:原文"She finished her journey ... on 9 October 2024."
CIn 2022.
❌ 排除:2022 是她登顶 Qomolangma、Lhotse 等多座山峰的年份,非完成挑战之年。
🔍 点击本项查看"为什么不选"
33阅读理解·细节理解首座8000米
Which mountain was He Jing's first 8,000-metre summit?
✅ 正确答案:C | 点错误选项看"为什么不选"
AMount Siguniang.
❌ 排除:四姑娘山是她 2012 年首座雪山,但不是 8000 米级。
🔍 点击本项查看"为什么不选"
BManaslu.
❌ 排除:Manaslu 是 2017 年无氧旅程首座,不是整体首座 8000 米。
🔍 点击本项查看"为什么不选"
CCho Oyu.
✅ 选它:原文"Her first 8,000-metre summit came in 2016 when she climbed Cho Oyu."
34阅读理解·细节理解原因
Why does He Jing want to climb Mount Qomolangma from the north side?
✅ 正确答案:C | 点错误选项看"为什么不选"
ATo challenge this amazing mountain.
❌ 排除:挑战并非她给出的直接原因。
🔍 点击本项查看"为什么不选"
BTo celebrate a special anniversary.
❌ 排除:周年是背景,她明确说"I want to do something to honour her"(潘多)。
🔍 点击本项查看"为什么不选"
CTo honour a Chinese woman, Pan Duo.
✅ 选它:原文"China's Pan Duo became the first woman ... to summit from the north side. I want to do something to honour her."
35阅读理解·主旨大意主旨
What can you mainly learn from the passage?
✅ 正确答案:B | 点错误选项看"为什么不选"
AAll the 14 mountains in the world over 8,000 metres.
❌ 排除:文章并未逐一列出 14 座山峰的全部信息。
🔍 点击本项查看"为什么不选"
BHer mountain climbing experiences.
✅ 选它:全文按时间顺序讲述何静从 18 岁初见雪山到无氧登顶 14 座 8000 米山峰的经历。
CHow to climb mountains without supplemental oxygen.
❌ 排除:文章未讲解无氧登山的方法/技巧。
🔍 点击本项查看"为什么不选"
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