Unit10 A world online单元词汇变形及专项巩固训练120题 2025-2026学年仁爱科普版八年级下册英语

仁爱科普版八年级下册英语 Unit10 A world online 词汇变形及专项巩固训练 共120分 一、重点单词词性转换（20分） 1.internet (形容词) __________ 2.online (名词) __________ 3.connect (名词) __________ 4.search (第三人称单数) __________ / (过去式) __________ 5.chat (现在分词) __________ / (过去式) __________ 6.download (过去式) __________ / (现在分词) __________ 7.upload (反义词) __________ 8.account (复数) __________ 9.virus (复数) __________ 10.safe (名词) __________ / (副词) __________ 11.danger (形容词) __________ / (副词) __________ 12.advantage (反义词) __________ 13.power (形容词) __________ 14.easy (副词) __________ / (比较级) __________ 15.quick (副词) __________ / (最高级) __________ 16.happy (副词) __________ / (名词) __________ 17.use (形容词) __________ / (形容词，无用的) __________ 18.help (形容词) __________ / (形容词，无助的) __________ 19.steal (过去式) __________ / (过去分词) __________ 20.educate (名词) __________ / (形容词) __________ 二、用括号内单词的正确形式填空（30分） 1.We can __________ (search) for a lot of information online. 2.He enjoys __________ (chat) with his friends on the Internet. 3.She often __________ (download) some English songs from the website. 4.My father __________ (buy) a new computer last week. 5.You should be careful when you __________ (use) public Wi-Fi. 6.The internet __________ (bring) us great convenience in our daily life. 7.It’s important __________ (keep) safe when we are online. 8.We should use the Internet __________ (proper). 9.There are many __________ (advantage) of the Internet. 10.The __________ (connect) is not good today. 11.He is __________ (amaze) at the fast development of the Internet. 12.We must __________ (protect) our computers from __________ (virus). 13.Don’t __________ (share) your password with strangers. 14.She plans __________ (learn) online courses on weekends. 15.The story __________ (happen) in a small town ten years ago. 16.We can do many things by __________ (use) the Internet. 17.It’s too __________ (danger) to tell others your personal information. 18.He __________ (not finish) his homework yet. 19.The computer is __________ (power) and it can work fast. 20.We should make __________ (safe) our first priority when surfing the Internet. 21.They __________ (visit) the website every day. 22.My mother often tells me __________ (not play) computer games too much. 23.The boy __________ (spend) two hours __________ (surf) the Internet every day. 24.We can __________ (send) emails to our friends quickly. 25.He __________ (learn) a lot about science by __________ (read) online news. 26.The bad man tried __________ (steal) my account password. 27.We should use the Internet __________ (wise). 28.There __________ (be) a lot of useful information on the website. 29.She __________ (feel) happy when she talks with her friends online. 30.We must __________ (understand) the importance of safe Internet use. 三、根据首字母提示完成单词填空（30分） 1.We can s________ for information on the Internet. 2.I often c________ with my friends online after school. 3.You can d________ music and movies from the Internet. 4.We must keep s________ when we use the Internet. 5.There are many a________ of using the Internet wisely. 6.The i________ connects the world together. 7.Please don't tell others your p________ information. 8.He has an o________ bank account. 9.A v________ may damage your computer. 10.You can c________ the link to open the webpage. 11.We can take o________ courses to learn new things. 12.It's very d________ to talk with strangers online. 13.The Internet is very p________ in our daily life. 14.We should use the Internet in a p________ way. 15.You can send e________ to your friends quickly. 16.He is a computer e________ and knows a lot about the Internet. 17.We can read n________ and know what's happening around the world. 18.The w________ is very useful and we can find many things on it. 19.Don't u________ bad files, they may have viruses. 20.We should m________ our screen time and don't spend too much time online. 21.He is a________ at the fast development of technology. 22.We can learn about the l________ science news online. 23.The Internet o________ us many chances to learn. 24.You need a p________ to log in to your account. 25.We can b________ tickets online easily. 26.It's a good way to c________ with our family and friends. 27.There are many d________ of the Internet if we use it improperly. 28.We should r________ to emails in time. 29.The Internet makes our life more c________. 30.We must be careful of h________ online. 四、根据汉语提示完成单词填空（40分） 1.We can ________ ________ (上网) to search for information. 2.He likes to ________ ________ (聊天) with his friends on WeChat. 3.You can ________ ________ (下载) some apps from the store. 4.We must ________ ________ (保护) our computers from viruses. 5.Don't tell others your ________ ________ (个人信息). 6.The Internet has both ________ (优点) and disadvantages. 7.We should use the Internet in a ________ (正确的) way. 8.He is ________ (惊奇的) at the magic of the Internet. 9.We can take ________ ________ (在线课程) to improve ourselves. 10.Please don't ________ ________ (分享) your password with strangers. 11.The ________ (连接) is not stable today. 12.We can read ________ (新闻) online every day. 13.A ________ (病毒) may make your computer stop working. 14.We should know how to use the Internet ________ (安全地). 15.He is a ________ (专家) in computer science. 16.We can ________ ________ (邮寄电子邮件) to our friends quickly. 17.The Internet is very ________ (有用的) in our life. 18.Don't ________ ________ (偷) others' information online. 19.We should ________ ________ (管理) our time online. 20.We can ________ ________ (搜索) for learning materials easily. 21.It's ________ (危险的) to meet strangers you know online. 22.We can buy many things on ________ ________ (网上购物). 23.The Internet makes our life more ________ (方便的). 24.We should learn ________ ________ (安全使用) the Internet. 25.You need to ________ ________ (登录) to your account first. 26.He often ________ ________ (看网络电影) in his free time. 27.We can learn about the ________ (最新的) technology online. 28.Don't open ________ (链接) from unknown websites. 29.We should have a ________ (恰当的) attitude towards the Internet. 30.The Internet ________ ________ (打开大门) to the world. 31.We can ________ ________ (交流) with people around the world. 32.It's important to have ________ ________ (良好的习惯) of using the Internet. 33.We should not ________ ________ (沉溺于) computer games. 34.He learns a lot from ________ ________ (电子图书馆). 35.We must ________ ________ (远离) dangerous websites. 36.The Internet brings us a lot of ________ (便利). 37.We can ________ ________ (做远程工作) at home. 38.Don't ________ ________ (欺骗) others online. 39.We should use the Internet to ________ ________ (提升自己). 40.The ________ (力量) of the Internet changes our life. 参考答案 一、重点单词词性转换（20题） 1.internet 2.online 3.connection 4.searches; searched 5.chatting; chatted 6.downloaded; downloading 7.download 8.accounts 9.viruses 10.safety; safely 11.dangerous; dangerously 12.disadvantage 13.powerful 14.easily; easier 15.quickly; quickest 16.happily; happiness 17.useful; useless 18.helpful; helpless 19.stole; stolen 20.education; educational 二、用括号内单词的正确形式填空（30题） 1.search 2.chatting 3.downloads 4.bought 5.use 6.brings 7.to keep 8.properly 9.advantages 10.connection 11.amazed 12.protect; viruses 13.share 14.to learn 15.happened 16.using 17.dangerous 18.hasn't finished 19.powerful 20.safety 21.visit 22.not to play 23.spends; surfing 24.send 25.learns; reading 26.to steal 27.wisely 28.is 29.feels 30.understand 三、根据首字母提示完成单词填空（30题） 1.search 2.chat 3.download 4.safe 5.advantages 6.internet 7.personal 8.online 9.virus 10.click 11.online 12.dangerous 13.popular 14.proper 15.emails 16.expert 17.news 18.website 19.upload 20.manage 21.amazed 22.latest 23.offers 24.password 25.book 26.communicate 27.disadvantages 28.reply 29.convenient 30.hackers 四、根据汉语提示完成单词填空（40题） 1.go online 2.chat online 3.download apps 4.protect our 5.personal information 6.advantages 7.proper 8.amazed 9.online courses 10.share 11.connection 12.news 13.virus 14.safely 15.expert 16.send emails 17.useful 18.steal 19.manage 20.search for 21.dangerous 22.online shopping 23.convenient 24.to use 25.log in 26.watches online movies 27.latest 28.links 29.proper 30.opens the door 31.communicate with 32.good habits 33.lost in 34.e-libraries 35.stay away from 36.convenience 37.work remotely 38.cheat 39.improve ourselves 40.power 学科网（北京）股份有限公司 $