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班级_____ 姓名______ 学号______ 分数_______
仁爱科普版（新教材）八年级下册Unit 10 World in the Cloud期末分层练习100题
（时间：60分钟 满分：120分）
词汇专项练习
一、用括号内所给单词的适当形式填空（40小题，每小题1分，共40分）
1．With the development of ________ (compute) technology, our lives have changed a lot.
2．Cloud ________ (store) allows us to save files on remote servers easily.
3．Artificial ________ (intelligent) is playing an important role in many fields.
4．We need to pay more attention to cyber ________ (secure) when using online services.
5．Digital ________ (transform) has made many traditional industries more efficient.
6．This algorithm works ________ (well) than the old one in processing big data.
7．He is one of the ________ (innovate) who first put forward cloud computing ideas.
8．It's necessary ________ (protect) our personal data from being stolen.
9．She spends two hours every day ________ (learn) about cloud technologies.
10．The company ________ (set) up its first cloud server three years ago.
11．By now, millions of people ________ (benefit) from remote working.
12．Cloud services are ________ (wide) used in education, business and healthcare.
13．The ________ (much) we know about cybersecurity, the safer our online activities are.
14．He felt ________ (worry) about his privacy after his account was hacked.
15．This platform provides a ________ (collaborate) space for team members.
16．We should avoid ________ (share) sensitive information on public networks.
17．The new cloud system is ________ (power) enough to handle large amounts of data.
18．________ (virtual) meetings have become common since the pandemic.
19．It's ________ (convenience) to access files from any device with cloud storage.
20．The engineer is busy ________ (develop) a new encryption method.
21．________ (private) is a major concern when using cloud services.
22．They decided ________ (invest) more in cloud infrastructure.
23．The data ________ (analyse) helps companies make better decisions.
24．She speaks about cloud computing with great ________ (confident).
25．The old server was ________ (replace) by a more advanced cloud system last month.
26．________ (lucky), his lost files were recovered from the cloud storage.
27．Cloud technology has made our work more ________ (efficiency).
28．________ (access) to cloud services requires a stable internet connection.
29．The team is working on ________ (improve) the security of their cloud platform.
30．He was ________ (success) in building a personal cloud storage system.
31．She ________ (apology) for accidentally deleting the shared files in the cloud.
32．Many small businesses are ________ (danger) of losing data without cloud backup.
33．He felt ________ (guilt) for sharing his colleague's private data by mistake.
34．The students enjoyed ________ (they) when learning about cloud computing through online games.
35. The number of cloud users has increased ________ (dramatic) over the past five years.
36．About five ________ (thousand) companies have adopted cloud services in this city.
37．The ________ (twenty-first) century has seen the rapid growth of cloud technology.
38．The IT engineer ________ (check) the cloud server at 8 o'clock last night.
39．They ________ (not use) cloud storage before they learned about its advantages.
40．Almost three ________ (quarter) of global companies now use cloud computing.
二、根据汉语提示完成单词（40小题，每小题1分，共40分）
1．________ (云计算) has become an essential part of modern technology.
2．We need to collect and analyse large amounts of ________ (数据) to find useful patterns.
3．________ (人工智能) can help us solve complex problems quickly.
4．A good ________ (算法) can improve the speed of data processing.
5．________ (网络安全) is crucial to protect our online information.
6．________ (云存储) enables us to store files without using local hard drives.
7．Many people prefer ________ (远程工作) because it offers more flexibility.
8．________ (数字转型) helps traditional industries keep up with the times.
9．A ________ (服务器) is a computer that provides services to other computers.
10．This ________ (数据库) stores all the customer information of the company.
11．We should respect others' ________ (隐私) when using online platforms.
12．________ (加密) is a way to make information unreadable to unauthorized users.
13．You need a password to get ________ (访问) to this cloud platform.
14．We can ________ (共享) files with our teammates easily through cloud services.
15．________ (协作) tools in the cloud make team work more efficient.
16．________ (创新) in cloud technology brings more convenience to our lives.
17．Using cloud services can improve work ________ (效率) significantly.
18．________ (虚拟) reality technology is often combined with cloud computing.
19．Most of our daily activities are now ________ (在线) due to cloud services.
20．This ________ (平台) allows users to create and share their own cloud applications.
21．Cloud computing can reduce the ________ (成本) of IT infrastructure for companies.
22．We need to ________ (更新) our cloud software regularly to ensure security.
23．The ________ (优势) of cloud storage include easy access and automatic backup.
24．________ (挑战) in cloud computing include data security and internet dependence.
25．We should ________ (教育) people about the proper use of cloud services.
26．The company is planning to ________ (扩展) its cloud services to more countries.
27．________ (备份) your data to the cloud can prevent data loss.
28．________ (维护) cloud servers is an important task for IT engineers.
29．________ (连接) to the cloud requires a stable internet connection.
30．________ (隐私) protection is one of the key features of this cloud platform.
31．We can use cloud services to ________ (管理) our personal files effectively.
32．The ________ (未来) of technology is closely related to cloud computing.
33．________ (专家) say that cloud computing will continue to grow rapidly.
34．________ (安全) measures are necessary to protect cloud data from attacks.
35．He is studying ________ (计算机科学) to learn more about cloud technology.
36．Cloud services can provide ________ (无限) storage space for users.
37．We should ________ (选择) a reliable cloud service provider to ensure data safety.
38．________ (合作) between companies and cloud providers can drive innovation.
39．Cloud computing has ________ (改变) the way we work and live.
40．We must ________ (意识到) the importance of cloud technology in modern society.
短语和句型专项练习
三、完成句子（20小题，每小题2分，共40分）
1．云计算不仅能节省成本，还能提高工作效率。
Cloud computing ________ ________ saves costs ________ ________ improves work efficiency.
2．人工智能不仅用于医疗领域，还用于教育和金融行业。
Artificial intelligence ________ ________ used in healthcare ________ ________ in education and finance.
3．在老师的指导下，我们学会了如何使用云存储来共享文件。
With the teacher's ________, we learned how to use cloud storage ________ ________ files.
4．你愿意和我一起参加关于云计算的线上讲座吗？
Would you ________ ________ attend an online lecture ________ cloud computing with me
5．没有稳定的网络连接，我们就无法访问云服务。
We can't access cloud services ________ a stable ________ ________.
6．最后，我们成功地将所有数据迁移到了云端。
________ ________ ________, we successfully ________ all our data to the cloud.
7．一个好的云用户应该保护自己的密码，并且定期更新软件。
A good cloud user should ________ their passwords and ________ software ________.
8．云存储比本地硬盘更能安全地保存我们的文件。
Cloud storage keeps our files ________ ________ ________ local hard drives.
9．从报告中我们可以了解到，超过70%的企业现在使用云计算。
From the report, we can learn that ________ ________ 70% of businesses now ________ cloud computing.
10．没有云技术，远程工作在过去是不可能实现的。
Remote work ________ ________ ________ without cloud technology in the past.
11．我确定云技术会在未来变得更加重要，我们不应该忽视它。
I am sure cloud technology will become more important in the future. We shouldn't ________ ________ ________.
12．当公司面临数据丢失风险时，他们应该使用云备份。
Companies should use cloud backup when they are ________ ________ ________ data loss.
13．他很惊讶，但这位IT专家做了几次测试来确保云系统的安全性。
He ________ ________, but the IT expert ________ ________ ________ ________ to ________ the security of the cloud system.
14．我们的计算机老师正在给我们介绍云技术的基本原理。
Our computer teacher ________ ________ the basic principles of cloud technology ________ ________.
15．在互联网的帮助下，我们可以随时随地访问云文件。
________ ________ ________ the internet, we can access cloud files ________ ________ ________ ________.
16．我们的云存储空间快要用完了，所以我们需要升级服务。
We are ________ ________ ________ cloud storage space, so we need to ________ our service.
17．我相信云技术将会在更多领域得到应用。
I believe cloud technology ________ ________ ________ in more fields.
18．在过去的十年里，云服务的用户数量急剧增长。
In the past 10 years, the number of cloud service users ________ ________ ________.
19．企业依靠云技术来降低成本，并且提高竞争力。
Companies ________ ________ cloud technology ________ ________ costs and improve competitiveness.
20．云计算是当今最具创新性的技术之一，它改变了我们的生活方式。
Cloud computing is one of the ________ ________ ________ technologies today. It has changed our way of life.
答案+详细解析
一、用括号内所给单词的适当形式填空（40题，每题1分）
1. computer
解析：修饰名词technology用形容词，compute的形容词形式为computer，computer technology表示“计算机技术”。
2. storage
解析：cloud storage是固定短语“云存储”，store的名词形式为storage。
3. intelligence
解析：Artificial intelligence是固定短语“人工智能”，intelligent的名词形式为intelligence。
4. security
解析：cyber security是固定短语“网络安全”，secure的名词形式为security。
5. transformation
解析：Digital transformation是固定短语“数字转型”，transform的名词形式为transformation。
6. better
解析：出现than表比较，用副词比较级，well的比较级为better。
7. innovators
解析：one of后接可数名词复数，innovate的名词形式为innovator，复数为innovators。
8. to protect
解析：固定句型It's + adj + to do sth.，表示“做某事是……的”，故用不定式to protect。
9. learning
解析：固定搭配spend time (in) doing sth.，表示“花费时间做某事”，故用动名词learning。
10. set
解析：three years ago是过去时间状语，用一般过去时，set的过去式为set。
11. have benefited
解析：By now是现在完成时标志，主语millions of people为复数，故用have benefited。
12. widely
解析：修饰动词used用副词，wide的副词形式为widely，表示“广泛地”。
13. more
解析：固定结构the + 比较级，the + 比较级，表示“越……越……”，much的比较级为more。
14. worried
解析：feel后接形容词作表语，worry的形容词形式为worried，表示“担心的”。
15. collaborative
解析：修饰名词space用形容词，collaborate的形容词形式为collaborative，表示“协作的”。
16. sharing
解析：固定搭配avoid doing sth.，表示“避免做某事”，故用动名词sharing。
17. powerful
解析：be动词后接形容词作表语，power的形容词形式为powerful，表示“强大的”。
18. Virtual
解析：修饰名词meetings用形容词，virtual表示“虚拟的”，句首首字母大写。
19. convenient
解析：固定句型It's + adj + to do sth.，convenience的形容词形式为convenient，表示“方便的”。
20. developing
解析：固定搭配be busy doing sth.，表示“忙于做某事”，故用动名词developing。
21. Privacy
解析：句子缺少主语，用名词，private的名词形式为Privacy，句首首字母大写。
22. to invest
解析：固定搭配decide to do sth.，表示“决定做某事”，故用不定式to invest。
23. analysis
解析：句子缺少主语，用名词，analyse的名词形式为analysis。
24. confidence
解析：great后接名词，confident的名词形式为confidence。
25. replaced
解析：主语server与replace是被动关系，用一般过去时被动语态，was + 过去分词，replace的过去分词为replaced。
26. Luckily
解析：副词作状语修饰整个句子，lucky的副词形式为Luckily，句首首字母大写。
27. efficient
解析：固定搭配make sth. + adj.，表示“使某物……”，efficiency的形容词形式为efficient，表示“高效的”。
28. Access
解析：句子缺少主语，用名词，access作为名词表示“访问”，句首首字母大写。
29. improving
解析：固定搭配work on doing sth.，表示“致力于做某事”，故用动名词improving。
30. successful
解析：固定搭配be successful in doing sth.，表示“成功做某事”，success的形容词形式为successful。
31. apologized
解析：句子缺少谓语动词，apology的动词形式为apologize，动作已发生，用过去式apologized。
32. in danger
解析：固定短语be in danger of，表示“处于……的危险中”。
33. guilty
解析：feel后接形容词作表语，guilt的形容词形式为guilty，表示“内疚的”。
34. themselves
解析：固定搭配enjoy oneself，表示“玩得开心”，主语students对应反身代词themselves。
35. dramatically
解析：修饰动词increased用副词，dramatic的副词形式为dramatically，表示“急剧地”。
36. thousand
解析：thousand前有具体数字five时，不加s。
37. twenty-first
解析：定冠词the后接序数词，表示“第……”，twenty-one的序数词为twenty-first。
38. was checking
解析：at 8 o'clock last night是过去具体时间点，用过去进行时，主语engineer为单数，故用was checking。
39. didn't use
解析：before引导的时间状语从句用一般过去时，主句也用一般过去时，否定式为didn't use。
40. quarters
解析：three后接可数名词复数，quarter的复数为quarters。
二、根据汉语提示完成单词（40题，每题1分）
1. Cloud computing
解析：固定短语“云计算”，首字母大写。
2. data
解析：“数据”，data为不可数名词（也可作复数），此处用原形。
3. Artificial intelligence
解析：固定短语“人工智能”，首字母大写。
4. algorithm
解析：“算法”，名词。
5. Cybersecurity
解析：固定短语“网络安全”，首字母大写。
6. Cloud storage
解析：固定短语“云存储”，首字母大写。
7. remote working
解析：固定短语“远程工作”。
8. Digital transformation
解析：固定短语“数字转型”，首字母大写。
9. server
解析：“服务器”，名词。
10. database
解析：“数据库”，名词。
11. privacy
解析：“隐私”，名词。
12. Encryption
解析：“加密”，名词，首字母大写。
13. access
解析：固定搭配get access to，表示“访问”，名词。
14. share
解析：情态动词can后接动词原形，“共享”。
15. Collaboration
解析：“协作”，名词，首字母大写。
16. Innovation
解析：“创新”，名词，首字母大写。
17. efficiency
解析：“效率”，名词。
18. Virtual
解析：“虚拟的”，形容词，首字母大写。
19. online
解析：“在线的”，形容词。
20. platform
解析：“平台”，名词。
21. cost
解析：“成本”，名词，此处用单数。
22. update
解析：情态动词need to后接动词原形，“更新”。
23. advantages
解析：“优势”，名词复数，因include后接多个内容。
24. Challenges
解析：“挑战”，名词复数，首字母大写。
25. educate
解析：情态动词should后接动词原形，“教育”。
26. expand
解析：plan to后接动词原形，“扩展”。
27. Backing up
解析：动名词短语作主语，“备份”，back up的动名词形式为Backing up，首字母大写。
28. Maintaining
解析：动名词短语作主语，“维护”，maintain的动名词形式为Maintaining，首字母大写。
29. Connecting
解析：动名词短语作主语，“连接”，connect的动名词形式为Connecting，首字母大写。
30. Privacy
解析：“隐私”，名词，首字母大写。
31. manage
解析：use sth. to do sth.，“管理”，动词原形。
32. future
解析：“未来”，名词。
33. Experts
解析：“专家”，名词复数，首字母大写。
34. Security
解析：“安全”，名词，首字母大写。
puter science
解析：固定短语“计算机科学”。
36. unlimited
解析：“无限的”，形容词。
37. choose
解析：情态动词should后接动词原形，“选择”。
38. Cooperation
解析：“合作”，名词，首字母大写。
39. changed
解析：现在完成时has + 过去分词，“改变”的过去分词为changed。
40. realize / realise
解析：情态动词must后接动词原形，“意识到”，两种拼写均可。
三、完成句子（20题，每题2分）
1. not only; but also
解析：固定结构not only...but also...，表示“不仅……而且……”。
2. is not only; but also
解析：被动语态be used in，结合not only...but also...结构，主语为单数，故用is not only; but also。
3. guidance; to share
解析：teacher's后接名词guidance（指导）；use sth. to do sth.，故用to share。
4. like to; on/about
解析：固定句型Would you like to do... ；“关于”用on或about。
5. without; internet connection
解析：“没有”用without；“网络连接”为internet connection。
6. In the end; migrated
解析：“最后”用In the end；“迁移”用migrate，过去式为migrated。
7. protect; update; regularly
解析：“保护”用protect；“更新”用update；“定期地”用regularly。
8. more securely than
解析：than提示比较级，修饰动词keeps用副词比较级more securely。
9. more than; use
解析：“超过”用more than；“使用”用use。
10. was not possible
解析：“不可能”用was not possible，用一般过去时。
11. ignore it
解析：“忽视”用ignore；it指代cloud technology。
12. at risk of
解析：固定短语at risk of，表示“处于……的风险中”。
13. was surprised; did a few tests; ensure
解析：“感到惊讶”用was surprised；“做几次测试”用did a few tests；“确保”用ensure。
14. is introducing; to us
解析：现在进行时is introducing；固定搭配introduce sth. to sb.，表示“向某人介绍某物”。
15. With the help of; anytime and anywhere
解析：“在……帮助下”用With the help of；“随时随地”用anytime and anywhere。
16. running out of; upgrade
解析：“用完”用run out of，现在进行时为are running out of；“升级”用upgrade。
17. will be applied
解析：一般将来时被动语态，表示“被应用”，故用will be applied。
18. has grown sharply
解析：In the past 10 years提示现在完成时，主语number为单数，故用has grown sharply。
19. depend on; to reduce
解析：“依靠”用depend on；不定式to reduce表目的。
20. most innovative
解析：one of the + 形容词最高级 + 复数名词，“创新性的”最高级为most innovative。

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