Unit 7 What's the highest mountain in the world? Section A（1a - 2d）同步练习（含解析） 2024-2025学年人教版八年级英语下册

人教版八年级英语下册Unit 7 Section A（1a - 2d）同步练习题
一、用方框内所给词的适当形式填空
deep, protect, tour, achieve, Asia
1. The __________ of the river is about 5 meters. You'd better not swim in it.
2. We should take action to __________ the environment.
3. There are many __________ visiting the Great Wall every year.
4. His dream of becoming a famous singer has come true. He has __________ his dream.
5. China is one of the biggest __________ countries.
二、用方框中所给短语的适当形式填空
feel free, as far as I know, take in, in the face of, even though
1. __________, he has never been to a foreign country.
2. You can __________ to ask me any questions if you don't understand.
3. We should be brave __________ difficulties.
4. Plants can __________ carbon dioxide (二氧化碳) and release (释放) oxygen.
5. __________ it was raining hard, he still went to school on time.
三、完形填空
Qomolangma is the highest mountain in the world. It is in the Himalayas (喜马拉雅山脉). Every year, 1__________ people from all over the world come to climb it. The climbing is not 2__________ because it is very cold on the mountain. There is also a lot of snow and strong wind.
Many climbers want to reach the top of Qomolangma because it is a great 3__________. However, it is also very dangerous. Some climbers lose their 4__________ on the way.
One of the most famous climbers is Tenzing Norgay. He was the first person to reach the top of Qomolangma 5__________ Edmund Hillary. They made history in 1953. Since then, more and more people have 6__________ to reach the top.
In recent years, there have been some problems with Qomolangma. There is a lot of 7__________ on the mountain. People throw away plastic bottles, food bags and other things. This makes the mountain dirty. So we should do something to 8__________ it. We can start by taking our own rubbish away when we visit the mountain.
1. A. thousand of B. thousands of C. two thousands D. two thousands of
2. A. easy B. difficult C. boring D. interesting
3. A. chance B. decision C. achievement D. risk
4. A. lives B. jobs C. money D. time
5. A. with B. for C. about D. from
6. A. refused B. tried C. planned D. forgotten
7. A. snow B. water C. rubbish D. ice
8. A. climb B. protect C. clean D. visit
四、补全对话
A: Hi, Mary! Have you ever heard of Qomolangma
B: Of course. 1____________________
A: It's the highest mountain in the world. It's in the Himalayas.
B: Sounds amazing! 2____________________
A: It's about 8,848.86 meters high.
B: Wow! So high. 3____________________
A: Many people like to climb it. But it's not easy to reach the top.
B: 4____________________
A: Because it's very cold on the mountain. And there is a lot of snow and strong wind.
B: Oh, I see. 5____________________
A: The first people to reach the top were Tenzing Norgay and Edmund Hillary in 1953.
五、阅读理解
The Sahara Desert is the largest hot desert in the world. It is about 9,320,000 square kilometers in size. The desert is in North Africa and is as large as China.
The Sahara has a very dry climate (气候). It gets very little rain every year. The temperature in the Sahara can be very high during the day and very low at night. In the day, the temperature can reach up to 50°C, and at night it can drop to -15°C.
There are many different kinds of plants and animals living in the Sahara. Some plants have very long roots (根) to reach the water under the ground. Some animals are active at night to avoid (避开) the hot sun during the day.
The Sahara Desert is an important part of the Earth. It plays a role in the world's climate. However, the desert is facing some problems. People are cutting down trees, which makes the desert expand (扩大). We should do something to protect the Sahara Desert.
1. How large is the Sahara Desert
A. About 9,320,000 square kilometers.
B. About 8,848.86 square kilometers.
C. As large as Africa.
D. As large as the Himalayas.
2. What's the climate like in the Sahara Desert
A. It's very wet.
B. It gets a lot of rain.
C. It's very dry.
D. The temperature is always very low.
3. Why do some animals in the Sahara Desert come out at night
A. Because they like the night.
B. Because it's cooler at night.
C. Because they can't see during the day.
D. Because they are afraid of people.
4. What problem is the Sahara Desert facing
A. There are too many plants.
B. There are too many animals.
C. People are cutting down trees.
D. People are planting too many trees.
5. Which of the following is TRUE
A. The Sahara Desert is the largest desert in the world.
B. The temperature in the Sahara is always 50°C.
C. The Sahara Desert has no plants or animals.
D. The Sahara Desert is important to the world's climate.
答案与解析
1. 用方框内所给词的适当形式填空
- 1. depth。定冠词the后接名词，deep的名词形式是depth，表示“深度”，故填depth。
- 2. protect。“take action to do sth.”表示“采取行动做某事”，protect表示“保护”，故填protect。
- 3. tourists。many后接可数名词复数，tour的名词形式是tourist，复数为tourists，表示“游客”，故填tourists。
- 4. achieved。根据“has come true”可知，此处用现在完成时，“has +过去分词”，achieve的过去分词是achieved，表示“实现”，故填achieved。
- 5. Asian。修饰名词countries用形容词，Asia的形容词形式是Asian，表示“亚洲的”，故填Asian。
2. 用方框中所给短语的适当形式填空
- 1. As far as I know。“as far as I know”表示“据我所知”，位于句首，首字母大写，故填As far as I know。
- 2. feel free。“feel free to do sth.”表示“随意做某事”，can后接动词原形，故填feel free。
- 3. in the face of。“in the face of”表示“面对”，故填in the face of。
- 4. take in。“take in”表示“吸入”，can后接动词原形，故填take in。
- 5. Even though。“even though”表示“即使”，引导让步状语从句，位于句首，首字母大写，故填Even though。
3. 完形填空
- 1. B。“thousands of”表示“成千上万的”，前面有具体数字时，thousand用单数，且后面不加of，故填B。
- 2. A。根据“because it is very cold on the mountain”可知，攀登不容易，easy表示“容易的”，故填A。
- 3. C。到达珠穆朗玛峰山顶是一项伟大的成就，achievement表示“成就”，故填C。
- 4. A。一些登山者在途中失去了生命，“lose one's life”表示“失去生命”，这里用复数形式lives，故填A。
- 5. A。Tenzing Norgay和Edmund Hillary一起首次登上珠穆朗玛峰山顶，with表示“和……一起”，故填A。
- 6. B。“try to do sth.”表示“努力做某事”，这里说越来越多的人努力登上山顶，文章时态是现在完成时，“have +过去分词”，try的过去分词是tried，故填B。
- 7. C。根据“People throw away plastic bottles, food bags and other things. This makes the mountain dirty.”可知，山上有很多垃圾，rubbish表示“垃圾”，故填C。
- 8. B。我们应该做些事情保护珠穆朗玛峰，protect表示“保护”，故填B。
4. 补全对话
- 1. What is it。根据答语对珠穆朗玛峰的介绍可知，问它是什么，故填What is it。
- 2. How high is it。根据答语提到的高度可知，问它有多高，故填How high is it。
- 3. What do people like to do there。根据答语提到很多人喜欢攀登可知，问人们在那里喜欢做什么，故填What do people like to do there。
- 4. Why isn't it easy to reach the top。根据答语解释原因可知，问为什么到达山顶不容易，故填Why isn't it easy to reach the top。
- 5. Who were the first people to reach the top。根据答语提到首次登顶的人可知，问谁是第一批到达山顶的人，故填Who were the first people to reach the top。
5. 阅读理解
- 1. A。根据“It is about 9,320,000 square kilometers in size.”可知，撒哈拉沙漠约932万平方千米，选A。
- 2. C。根据“The Sahara has a very dry climate.”可知，撒哈拉沙漠气候干燥，选C。
- 3. B。根据“Some animals are active at night to avoid the hot sun during the day.”可知，一些动物晚上出来是因为晚上更凉爽，选B。
- 4. C。根据“People are cutting down trees, which makes the desert expand.”可知，撒哈拉沙漠面临人们砍伐树木的问题，选C。
- 5. D。根据“The Sahara Desert is an important part of the Earth. It plays a role in the world's climate.”可知，撒哈拉沙漠对世界气候很重要，选D。