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Unit 2 Amazing numbers Amazing numbers 試卷(含答案)新滬教版八年級英語上冊

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Unit 2 Amazing numbers Amazing numbers 試卷(含答案)新滬教版八年級英語上冊

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中小學教育資源及組卷應用平臺
2025學年第一學期學業質量發展階段性訓練
新滬教版八年級英語上冊第二單元試卷
本試卷共16頁,七大題,滿分90分。考試用時100分鐘。
注意事項:
1. 答題前,考生務必在答題卡上用黑色字跡的鋼筆或簽字筆填寫自己的考生號、姓名。
2. 選擇題每小題選出答案后,用2B鉛筆把答題卡上對應題目的答案標號涂黑;如需改動,用橡皮擦干凈后,再選涂其他答案標號。答案不能答在試卷上。
3. 非選擇題答案必須用黑色字跡的鋼筆或簽字筆寫在答題卡各題目指定區域內的相應位置上;如需改動,先劃掉原來的答案,然后再寫上新的答案,改動后的答案也不能超出指定的區域;不準使用鉛筆、涂改液和修正帶。不按以上要求作答的答案無效。
4. 考生必須保持答題卡的整潔,考試結束后,將本試卷和答題卡一并交回。
一、語法選擇
閱讀下面短文,從各題所給的 A、B、C、D 四個選項中選出最佳答案。
School Science Festival is coming next month. All the teachers and students in our school are getting ready for this exciting event. The festival will start on October 15th and last for three days. There will be many interesting activities, such as science shows, invention competitions, and robot performances.
Students from different grades are busy preparing their projects. Some are working on environmental protection inventions, while others are designing new apps for daily life. Our science teacher, Mr. Wang, often stays late to help us with our experiments. He always says, “ 1 you put your heart into it, nothing is impossible.”
The main hall on the first floor 2 now for the big opening ceremony. Workers are putting up posters about great scientists. There are pictures of Marie Curie, Thomas Edison, and Yuan Longping. We learned that Yuan Longping 3 hybrid rice all his life and helped millions of people out of hunger.
During the festival, famous scientists from the city university 4 give talks to us. On the first day, a physics professor will explain how rockets work. The next day, a biologist 5 introduce different kinds of plants in our local area. We are all looking forward to these speeches.
Our class 6 a group project about renewable energy. We 7 solar panels and wind turbines since last month. Last week, we 8 to visit a clean energy factory. The engineer showed us 9 electricity is produced from sunlight. It was really amazing!
The festival is not just for showing projects. It’s also a good chance for us to learn from each other. We 10 many new friends by working together on different tasks. Some students who are shy in class have become more confident 11 they joined the preparation team.
12 the festival ends, we will choose the best projects and give awards to the winners. But everyone agrees that the most important thing is not the prizes, 13 the knowledge we gain and the fun we have.
Our headmaster told us, “This Science Festival is 14 than just an activity. It’s a way to help you discover your interests and develop your skills.” We all think that 15 is true. We can’t wait for the big day to come!
1. A. If B. Unless C. Though D. Because
2. A. decorates B. decorated C. is decorating D. is decorated
3. A. studies B. studied C. was studied D. will study
4. A. will B. must C. need D. may
5. A. should B. would C. will D. might
6. A. prepares B. prepared C. is preparing D. has prepared
7. A. make B. have been making C. are making D. made
8. A. go B. have gone C. will go D. went
9. A. how B. what C. when D. where
10.A. make B. made C. have made D. will make
11.A. before B. since C. until D. unless
12.A. While B. Before C. When D. After
13.A. and B. but C. or D. so
14.A. much B. many C. more D. most
15.A. it B. he C. which D. what
二、完形填空
閱讀下面短文,掌握其大意,然后從各題所給的 A、B、C、D 四個選項中選出最佳答案。
Last Saturday, our class organized a volunteer activity in the community. We decided to collect recyclable materials to raise money for children in need. Before the activity, our teacher gave us a lesson on environmental protection. She told us that recycling can help reduce pollution and save natural resources.
In the morning, we gathered at the school gate and divided ourselves into five groups. Each group was responsible for a different area. Our group’s task was to collect paper, plastic bottles, and glass from the neighborhood. At first, some people looked at us 16 when we knocked on their doors. They didn’t understand why we were doing this. But after we explained our purpose, most of them became very supportive.
An old lady even invited us into her house for tea. She showed us how she 17 waste materials at home. She had a special box for different types of recyclables. “I’ve been doing this for 10 years,” she said proudly. “Small actions can make a big difference 18 we all do our part.” Her words made us feel more confident about our project.
During the afternoon, the weather suddenly changed. Dark clouds appeared and it started to rain. We 19 stop working because we didn’t bring umbrellas. Just when we were feeling disappointed, a kind man drove by in his truck. He offered 20 us to a covered area nearby. We were so grateful for his help.
After the rain stopped, we continued working. By the end of the day, we 21 over 200 kilograms of recyclable materials. We took everything to a recycling center, where they weighed the materials and paid us for them. To our surprise, we 22 500 yuan!
We decided to use the money to buy books and stationery for children in rural areas. Our teacher told us that these children 23 enough school supplies. We felt happy that we could help them.
On the way back to school, everyone was tired but excited. We talked about what we 24 during the day. Some students said they would start recycling at home. Others wanted to organize more volunteer activities like this.
This experience taught us that helping others and protecting the environment can be done at the same time. It also showed us that 25 working together, we can achieve great things. We are already planning our next volunteer activity!
16.A. happily B. angrily C. strangely D. excitedly
17.A. separated B. mixed C. bought D. sold
18.A. because B. unless C. though D. if
19.A. had to B. would C. should D. could
20.A. drive B. to drive C. driving D. drove
21.A. collect B. collected C. have collected D. had collected
22.A. raise B. raised C. have raised D. will raise
23.A. doesn’t have B. haven’t had C. won’t have D. didn’t have
24.A. learn B. learned C. were learned D. will learn
25.A. in B. with C. by D. on
三、閱讀理解
閱讀下列短文,從各題所給的 A、B、C、D 四個選項中選出最佳答案。
A
Last summer, I joined a youth programming competition held in our city. It was my first time participating in such a big event, and I felt both excited and nervous. There were over 200 participants from different schools, all competing for the top prizes.
I spent two months preparing for the competition. Every day after school, I practiced programming for two hours. My computer teacher, Ms. Li, helped me a lot. She taught me how to solve problems more efficiently and encouraged me when I felt frustrated.
On the day of the competition, I arrived at the venue early. The large hall was filled with students typing on their laptops. The atmosphere was tense but friendly. We had three hours to solve five programming problems. The first two problems were relatively easy, and I finished them quickly. However, the third problem was much more difficult. I spent almost an hour trying to figure it out.
Just when I was about to give up, I remembered Ms. Li’s words: “Take your time and think carefully. There’s always a solution if you look at the problem from different angles.” I took a deep breath and started over. This time, I broke the problem into smaller parts and solved it step by step. Finally, I found the right answer!
By the time I finished the fifth problem, there were only five minutes left. I checked my solutions carefully and submitted them just in time. After the competition, I felt exhausted but satisfied with my performance.
A week later, the results were announced. I was surprised and happy to learn that I had won third prize. My parents and teacher were very proud of me. The prize was a new laptop, which I still use for my programming projects.
This experience taught me several important lessons. First, hard work and persistence pay off. Second, facing challenges with a calm mind can help solve even the most difficult problems. Most importantly, I discovered my passion for programming, which has become not just a hobby but a possible career path for my future.
26.How long did the writer prepare for the competition
A. One month
B. Four months
C. Three months
D. Two months
27.What did Ms. Li teach the writer
A. How to type faster
B. How to stay calm in competitions
C. How to solve problems efficiently
D. How to use different programming languages
28.Which problem was the most difficult for the writer
A. The third one
B. The second one
C. The first one
D. The fifth one
29.What did the writer learn from this experience
A. Programming is too difficult for most students
B. Hard work and persistence lead to success
C. Winning competitions is more important than learning
D. It’s better to give up when facing difficulties
B
Have you ever wondered what happens to the waste we produce every day In many cities, most waste is sent to landfills, which are large areas where garbage is buried underground. However, this method is not sustainable because landfills take up too much space and can pollute soil and water. A better solution is recycling, which can turn waste into valuable resources.
Recycling is the process of collecting and processing materials that would otherwise be thrown away as trash and turning them into new products. There are many benefits to recycling. First, it reduces the amount of waste sent to landfills. Second, it conserves natural resources such as timber, water, and minerals. For example, recycling one ton of paper can save 17 trees and 7,000 gallons of water.
Different materials require different recycling processes. Paper recycling involves collecting, sorting, and cleaning paper products. The paper is then shredded and mixed with water to make a pulp, which can be used to make new paper products. Plastic recycling is more complex because there are many different types of plastic. Each type must be sorted separately before being processed into new items.
Glass recycling is one of the most efficient processes. Glass can be recycled indefinitely without losing quality. When recycled, glass is crushed into small pieces called cullet, which is then melted and formed into new glass products. This process saves 30% of the energy needed to make glass from raw materials.
Many communities have recycling programs that make it easy for people to participate. Families can separate their waste into different bins for paper, plastic, glass, and metal. Some cities even provide curbside pickup for recyclable materials. Schools often teach students about recycling and organize recycling drives to collect bottles and cans.
Despite its benefits, recycling faces some challenges. One problem is contamination, which happens when non-recyclable items are mixed with recyclables. Contamination can make entire batches of recyclables unusable. Another challenge is the lack of awareness about what can and cannot be recycled. Many people throw away recyclable materials because they don’t know better.
By making recycling a part of our daily lives, we can all contribute to a cleaner environment and a more sustainable future. Remember, the three Rs of waste management are Reduce, Reuse, and Recycle. By following these principles, we can help protect our planet for future generations.
30.What is a landfill
A. A place where waste is recycled
B. A large area where garbage is buried
C. A factory that processes waste
D. A container for recyclable materials
31.How many trees can be saved by recycling one ton of paper
A. 17 trees B. 7 trees C. 70 trees D. 700 trees
32.Which material can be recycled indefinitely without losing quality
A. Paper B. Plastic C. Glass D. Metal
33.What is contamination in recycling
A. Mixing different types of recyclables
B. Processing recyclables incorrectly
C. Mixing non-recyclable items with recyclables
D. Using recycled materials to make new products
C
Festivals are an important part of cultures around the world. They reflect the values, traditions, and history of different societies. While each culture has its own unique festivals, many share common themes such as celebrating harvests, honoring ancestors, or marking important seasons.
In China, the Spring Festival is the most important traditional holiday. It usually falls in late January or early February, marking the beginning of the lunar new year. Families gather for a big reunion dinner on New Year’s Eve. People decorate their homes with red lanterns and couplets, which are poems written on red paper. Children receive red envelopes with money from elders, symbolizing good luck and prosperity for the new year. During the festival, people visit relatives and friends, exchange greetings, and enjoy traditional foods like dumplings and fish.
In Western countries, Christmas is one of the most widely celebrated festivals. It takes place on December 25th to commemorate the birth of Jesus Christ. Families often decorate Christmas trees with lights and ornaments. Children look forward to gifts from Santa Claus, who is said to travel on a sleigh pulled by reindeer. Many people attend church services and enjoy a special meal with family, which often includes turkey, ham, and Christmas pudding. The holiday season is also a time for giving, as people donate to charities and help those in need.
Another important festival in India is Diwali, also known as the Festival of Lights. It is celebrated over five days in October or November. The festival symbolizes the victory of light over darkness and good over evil. People light oil lamps and candles outside their homes, creating a beautiful display of lights. They also set off fireworks, exchange gifts, and eat delicious sweets. Homes are cleaned and decorated with colorful rangoli patterns made from colored powder.
While these festivals have different origins and traditions, they all bring people together and create opportunities for families and communities to connect. They remind us of the importance of tradition, gratitude, and kindness. In today’s globalized world, many festivals are celebrated beyond their countries of origin. For example, Chinese New Year is celebrated in many cities around the world with parades and cultural events. This cross-cultural sharing helps promote understanding and appreciation between different peoples.
Learning about festivals from other cultures can broaden our horizons and help us understand the diversity of human traditions. Whether it’s the Spring Festival, Christmas, Diwali, or any other festival, they all share the common goal of bringing joy and meaning to people’s lives.
34.When does the Spring Festival usually fall
A. In late January or early February
B. In March or April
C. In October or November
D. On December 25th
35.What do people decorate their homes with during the Spring Festival
A. Christmas trees
B. Oil lamps
C. Red lanterns and couplets
D. Rangoli patterns
36.What is the significance of red envelopes in the Spring Festival
A. They ward off spirits
B. They symbolize good luck and prosperity
C. They represent the harvest
D. They are gifts for children from Santa Claus
D
In today’s digital age, smartphones have become an essential part of our daily lives. These powerful devices allow us to communicate, access information, and entertain ourselves anytime and anywhere. However, excessive use of smartphones can have negative effects on our physical and mental health, especially for young people.
One of the main concerns is the impact on physical health. Spending too much time looking at a smartphone screen can cause eye strain, dry eyes, and blurred vision. This is because when we stare at a screen, we blink less frequently, which reduces the moisture in our eyes. Additionally, holding a smartphone for long periods can lead to neck and shoulder pain, commonly known as “text neck.” Poor posture while using smartphones can also affect the spine and lead to long-term back problems.
Smartphone overuse can also affect our sleep patterns. The blue light emitted by smartphone screens suppresses the production of melatonin, a hormone that helps regulate sleep. Using smartphones before bedtime can make it harder to fall asleep and reduce the quality of sleep. This is particularly problematic for students, as poor sleep can affect their academic performance and concentration in class.
Another issue is the impact on mental health and social skills. While smartphones connect us virtually, excessive use can reduce face-to-face interactions. This may lead to feelings of loneliness and isolation, especially among teenagers. Social media apps on smartphones can also contribute to anxiety and low self-esteem, as people often compare themselves to others’ curated online profiles.
However, smartphones can be used in positive ways if we practice healthy habits. Setting screen time limits can help reduce excessive use. Many smartphones now have built-in features that track usage and send reminders when limits are reached. It’s also important to take regular breaks using the 20-20-20 rule: every 20 minutes, look at something 20 feet away for 20 seconds to rest your eyes.
Creating smartphone-free zones and times can also be beneficial. For example, keeping smartphones out of bedrooms at night can improve sleep quality. Having meal times without smartphones can encourage family communication. Engaging in physical activities and hobbies that don’t involve screens can help balance smartphone use with other important aspects of life.
Smartphones are powerful tools that offer many benefits, but they should be used wisely. By developing healthy habits and being mindful of our usage, we can enjoy the advantages of these devices while minimizing their negative effects. Remember, we should control our smartphones instead of letting them control us.
37.How does blue light from smartphones affect sleep
A. It makes people sleep longer
B. It increases melatonin production
C. It causes nightmares
D. It suppresses melatonin production
38.What is one negative effect of excessive smartphone use on social skills
A. Improved virtual communication
B. Reduced face-to-face interactions
C. Increased self-esteem
D. Better academic performance
39.What is the 20-20-20 rule
A. Using smartphones for 20 minutes every day
B. Taking a 20-minute break every 20 hours
C. Charging smartphones for 20 minutes every 20 hours
D. Looking at something 20 feet away for 20 seconds every 20 minutes
40.What is the main message of the passage
A. Smartphones should not be used by young people
B. Smartphones have only negative effects on health
C. Smartphones should be used wisely with healthy habits
D. Smartphones are essential for modern life
四、閱讀填空
閱讀短文及文后選項,選出可以填入空白處的最佳選項。選項中有一項為多余選項。
Numbers are an important part of our daily lives, and they have a long history of development. 41 In ancient times, people used tally sticks, pebbles, or other objects to count things, which is called “one-to-one correspondence”. This method was simple but not efficient for large numbers, as writing down 1,000 would require drawing a thousand sticks!
Later, different cultures created their own number systems. 42 The ancient Indians developed abstract symbols to represent numbers, which later spread to the Arab world and then to Europe, becoming what we now know as Arabic numerals. These numerals are widely used today because they are convenient and easy to write.
43 For example, the ancient Romans used letters from their alphabet as numerals. We can still see Roman numerals on clock faces, buildings, or in books, though they are not as common as Arabic numerals. In China, people have their own numerals like “一、二、三” which are still used in some contexts.
The development of numbers has made it easier for people to record information, calculate, and communicate. 44 From counting crops to measuring distances, numbers help us organize and understand the world around us. They also play a role in various fields such as science, business, and technology.
45 Whether it’s the Fibonacci sequence in nature or the numbers in our daily schedules, they continue to amaze us with their versatility and importance.
A. Other civilizations also had unique ways of writing numbers.
B. Numbers exist in different forms across different cultures.
C. Their story starts with simple counting methods.
D. Each number system has its own characteristics and uses.
E. Without numbers, many aspects of modern life would be impossible.
F. The spread of these numerals had a great impact on global communication.
五、語篇填空
閱讀下面短文,并根據短文大意及所給單詞的首字母寫出所缺單詞。在填寫答案時,要求寫出完整單詞(每空限填一詞)。
Numbers play an important role in our daily life. They help us record information, plan our time, and even understand the world better.
A long time ago, there was a king who loved chess. He challenged a wise old man to a game and said he would give the old man any p (46) if he won. The old man asked for rice: one grain for the first square of the chessboard, two for the second, four for the third, and so on — doubling the amount each time. The king was s (47) and thought it was a small request. He agreed without h (48) .
But as the king’s men started putting rice on the squares, they soon began to w (49) if they could finish the task. The number of grains grew so quickly that even all the rice in the country wasn’t enough. The king finally realized the problem and learned how amazing numbers can be.
Today, we use different types of numbers. Cardinal numbers help us count things, while ordinal numbers show order. We also learn about how numbers developed and differ across c (50) .
六、完成句子
根據所給漢語提示完成下列句子,每空一詞。
51.老人毫不猶豫地回答說他只想要大米。
The old man replied that he only wanted rice.
52.國王意識到問題后,發現全國的大米都不夠。
After the king the problem, he found there wasn’t enough rice in the country.
53.數字在我們的日常生活中起著重要作用。
Numbers our daily lives.
54.古代印度人發明了數字符號,后來傳播到了世界各地。
People in ancient India created number symbols, which later ________ the world.
55.這個故事告訴我們,數字的力量比我們想象的更強大。
The story tells us that the power of numbers is stronger than we ________ ________.
七、書面表達
假設你是學校英語報的小記者,請根據課本中 “數字的發展” 相關內容,寫一篇短文介紹數字的演變過程,80 詞左右。
要求:
1.包含計數棍、印度數字、羅馬數字等關鍵信息;
2.體現數字在不同文化中的差異。
答案
一、語法選擇
1. A 2. D 3. B 4. A 5. C
6. C 7. B 8. D 9. A 10. C
11. B 12. D 13. B 14. C 15. A
二、完形填空
16. C 17. A 18. D 19. A 20. B
21. D 22. B 23. D 24. B 25. C
三、閱讀理解
26. D 27. C 28. A 29. B
30. B 31. A 32. C 33. C
34. A 35. C 36. B
37. D 38. B 39. D 40. C
四、閱讀填空
41. C 42. F 43. A 44. E 45. B
五、語篇填空
46. prize 47. surprised 48. hesitation 49. wonder 50. cultures
六、完成句子
51. without hesitation
52. realized about
53. play an important role in
54. spread across
55. think of
七、書面表達
The evolution of numbers is a tale of human wisdom. Early humans relied on tally sticks—each mark matching an object, yet impractical for large counts.
Ancient India introduced game-changing abstract symbols. These spread via Arab traders to Europe, evolving into today’s Arabic numerals, valued for simplicity.
Romans, however, used letters like I and X. Though less common now, their numerals linger on clocks and monuments, a nod to their distinct culture.
These diverse systems show how numbers, while universal, carry unique cultural imprints, connecting math to humanity’s rich tapestry.
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