Unit 4 课时作业(2)(Word练习)-【状元桥·优质课堂】2024-2025学年高中英语必修第二册（北师大版2019）

课时作业(二) (限时：45分钟) 层级一　语用巩固 Ⅰ.单句语法填空 1．Leave her be, she obviously (obvious) doesn't want to talk about it. 2. Cheated (cheat) by his best friend, he was in low spirits those days. 3． The instant little Tom lost sight of his mother, he broke down in tears. 4．The girl's speech has a great effect on the people present at the meeting. 5．The boy addicted to virtual games fell behind others in school performance. 6．We'd better not talk about something concerning (concern) personal matters. 7．The little boy admitted playing a trick on the old man, who lived far away from others. 8．He didn't know that the experience would change (change) his whole life in the future. 9．Our teacher offered us his recommendation (recommend) that we should give up that plan. 10．The book I have chosen is Home Letter by Fu Lei where Fu Lei shared his views on/about art and life. Ⅱ.选词填空 1．I want to fly to Beijing instead of taking a train. 2．People change their mind for a variety of reasons. 3．This design came to be known as the Oriental style. 4．We're really looking forward to seeing you again. 5．I went through about four years of being addicted to video games. Ⅲ.单句写作 1．她在公园里散步时，听到一位女孩在唱歌。 As she was walking in the park , she heard a girl singing. 2．他的建议是我们应该选择一个合适的地方。 Here is his recommendation that we (should) select a right place . 3．到底是什么使他迷上了那种游戏？ What was it that made him addicted to that kind of games ? 4．他的邻居想利用这个事实来捉弄他。 His neighbor wanted to play a trick on him by taking advantage of this fact. 5．就我而言，这本书值得多读几遍。 As far as I'm concerned, this book deserves reading several times. Ⅳ.课文语法填空 When you are surfing the Internet, you can be anyone or anything.Avatars are a key part while people use the Internet to communicate.The first simple 2D avatars appeared in role-playing computer games in 1. the 1980s.Nowadays, avatars are everywhere and people can choose an avatar from a 2. selection (select) of ready-made images or create their own images.You can also use avatars that move around and talk while 3. typing (type) in your message.The avatar that you choose 4. says (say) a lot about your personality.Most people create avatars that have similar features to their personalities and that look more 5. or less like them.People 6. obviously (obvious) make a few improvements to their avatars to make them look nice.Avatars not only let you express 7. yourself (you) but also give you much room 8. for creativity.They can have more than one avatar.People have different views about avatars.Some users worry that they are being afraid of 9. meeting (meet) people in the real world.Others worry that some people can use avatars to cheat online.However, there are some people 10. viewing (view) avatars in a more positive light. 层级二　素养提升 Ⅴ.阅读七选五 There have been a lot of comments recently surrounding 5G, the next generation of wireless technology.　1　？How might it change our lives? 5G stands for fifth generation, meaning the next step in the progression of technology to replace the current 4G system.Earlier “G” systems were designed to improve mobile communication operations.Each new technology brought major improvements in speed and greatly increased network capacity(容量)．　2　.It is expected to permit more users to do more things at a faster rate. However, technology experts say there is a major way that 5G is different from the earlier systems.　3　.It will affect many more devices and industries than other “G” versions. 5G will help fuel future “smart cities” by connecting sensor networks.5G is also expected to connect self-driving cars and support new technologies involving virtual reality(虚拟现实)．Higher 5G speeds could also permit doctors to commonly perform remote medical operations.Factories and businesses could use 5G technology to increase automation and improve the collection of information. 　4　.The increased data flow across 5G networks would give Internet attackers a lot more possibilities to steal and misuse data.In addition, the wider use of a 5G wireless network means any breakdown of the system would have more widespread and severe results.Such difficulties could affect public safety.　5　, or a network breakdown could cause self-driving vehicles to crash. A．Why is 5G so popular B．What is this technology C．Every coin has two sides D．The new 5G system promises more of the same E．It will move beyond mobile network technology F．A breakdown of 5G networks may cause economic losses G．A failure during a doctor's remote operation could lead to death 语篇导读 主题语境：人与社会/科学与技术。本文为说明文，介绍了5G技术及其优点和存在的安全风险。 1.答案　B 解析　总分关系。本文属于总分结构，主要就第一段的两个问题展开来写。根据第二段第一句可知，第一个问题是关于5G的概念，故选B项。 2.答案　D 解析　顺承关系。根据上一句可知，每一项新技术都大大提高了速度和网络容量，讲述新技术的作用，D项中的of the same与上一句呼应，切题，故选D项。 3. 答案　E 解析　解释关系。根据下一句可知，与其他的四代通信产业相比，5G会影响更多的设备和产业，E项(它的影响超出移动网络技术的范围)切题，故选E项。 4.答案　C 解析　顺承关系。根据下一句可知，本段主要讲述5G技术可能存在的风险，故选C项。 5. 答案　G 解析　例证关系。根据后半句可知，网络故障可能会导致自动驾驶汽车出车祸，讲述5G技术对公共安全可能造成的不利影响，G项(远程手术的失败可能造成病人死亡)切题，故选G项。 Ⅵ.完形填空 Over the last few weeks, I have been back and forth to the hospital and working with my doctors and medical technicians.I feel very 　1　 and appreciative of all the great minds and efforts involved in 　2　 my illness.I'm very grateful to those human beings who invented the many medical 　3　 that have saved so many lives. With everything I 　4　, I couldn't help thinking about many life-changing 　5　 that we humans have come up with, from the fairly simple stethoscope to more 　6　 inventions like X-rays, and other great devices.Of course, one of the biggest, most basic inventions was the 　7　.It changed the world in all kinds of ways.Without wheels, we'd have no bikes, cars, trains, or airplanes. 　8　 many inventions human beings have invented through the ages, I found it 　9　 to imagine what if we live without some very popular inventions. Some inventions were accidental 　10　 but many were matters of simply trying to solve a problem.If we pay attention to what we experience and really put our 　11　 to it, there is no reason why we couldn't come up with some new inventions ourselves.Maybe make a list of 　12　 items, systems, and habits we all have, and then go up and down the list and see if we can put two or three items together in a way to come up with a new 　13　 or better way to handle life and the 　14　 in it.Give it a try and see what we can come up with.We could 　15　 ourselves, and others as well! 1．A．regretful B．grateful C．critical D．distinct 2．A.ignoring B．concerning C．curing D．swapping 3．A.devices B．modes C．theories D．manuals 4．A.summed up B．set down C．went through D．suffer from 5．A.drafts B．switches C．patents D．inventions 6．A.complex B．extraordinary C．adorable D．potential 7．A.sensor B．wheel C．airplane D．car 8．A.Drafting B．Seizing C．Adapting D．Reviewing 9．A.funny B．steady C．hard D．secure 10．A.discoveries B．consequences C．routines D．observations 11．A.principles B．policies C．minds D．effects 12．A.distinct B．strange C．legal D．common 13．A.current B．product C．power D．command 14．A.challenges B．directions C．institution D．conclusions 15．A.puzzle B．frighten C．annoy D．surprise 语篇导读 主题语境：人与社会/创新意识。本文为夹叙夹议文。作者通过自己在医院治病联想到发明创造对人类生活的重要性，并希望人们能把智慧用在发明创造上，更好地处理生活和生活中的挑战。 1.答案　B 解析　句意：我对所有参与治愈我的疾病的伟大思想和努力感到非常感激(grateful)和赞赏。regretful后悔的；critical严重的，关键的；distinct清晰的。 2.答案　C 解析　根据my illness可知，此处是治愈(cure)疾病。ignore忽视；concern有关；swap交换。 3.答案　A 解析　句意：我非常感谢那些发明了许多医疗设备(device)，拯救了许多生命的人。下文and other great devices也是提示。 4.答案　C 解析　在过去的几个星期里，作者一直往返于医院和医生以及医疗技术人员一起工作，所以是指经历(go through)了这一切。sum up总结；set down放下；suffer from遭受。 5.答案　D 解析　句意：在经历了这一切之后，我不禁想到了许多改变人类生活的发明，从相当简单的听诊器到更复杂的(complex)发明(invention)，如X光，以及其他伟大的设备。draft草稿，草案；switch开关；patent专利。 6.答案　A 解析　参见上题解析。extraordinary非凡的；adorable可爱的；potential潜在的。 7.答案　B 解析　呼应下文Without wheels, we'd have no bikes, cars, trains, or airplanes，此处指最大、最基本的发明之一就是轮子(wheel)。 8.答案　D 解析　句意：回顾(review)人类多年来发明的许多发明，我发现很难(hard)想象如果我们的生活中没有一些非常流行的发明会怎么样。draft起草；seize抓住；adapt适应。 9.答案　C 解析　参见上题解析。 10.答案　A 解析　句意：有些发明是偶然的发现(discovery)，但许多发明只是为了解决问题。consequence结果；routine惯例；observation观察。 11.答案　C 解析　句意：如果我们注意我们所经历的，并认真思考它，我们没有理由不能自己想出一些新的发明。put one's mind to表示“专心于”。principle原则；policy政策；effect影响。 12.答案　D 解析　句意：也许把我们都有的常见(common)物品、系统和习惯列一个清单，然后前前后后地看看我们是否能把两三个项目放在一起，以一种方式提出一个新产品(product)或更好的方式来处理生活和其中的挑战(challenge)。 13.答案　B 解析　参见上题解析。current电流；power力量；command命令。 14.答案　A 解析　参见12题解析。direction方向；institution机构，制度；conclusion结论。 15.答案　D 解析　作者认为我们需要思考也可以想出一些新产品和新方法来应对挑战，从而带给自己和别人惊喜(surprise)。puzzle使困惑；frighten使害怕；annoy惹恼。 学科网（北京）股份有限公司 $$