Unit 2 单元整合提升(Word教参)-【学霸笔记·同步精讲】2026-2027学年高中英语选择性必修第一册（人教版)

本高中英语讲义聚焦核心单词、拓展词汇、重点短语及经典句式四大核心知识点，通过“单词拼写—词性转换—短语运用—句式仿写”的递进设计，构建从基础积累到综合应用的学习支架。 资料以分层练习为特色，如核心单词拼写巩固基础，经典句式仿写（如the instant引导从句）提升表达准确性，助力语言能力发展。课中辅助教师系统授课，课后通过词性转换、短语填空等练习帮助学生查漏补缺，培养自主学习能力与严谨思维品质。

单元整合提升 一、 核心单词写对 1.phrase n．短语；词组 2.sensor n．传感器；敏感元件 3.mode n．模式；方式；风格 4.routine n．常规；正常顺序 adj．常规的；日常的 5.obey vi． & vt．服从；遵守 6.critical adj．严重的；关键的；批判性的 7.leak vi． & vt．漏；渗漏；透露 n．漏洞；裂缝；透露 8.nevertheless adv．尽管如此；不过；然而 9.structure n．结构；体系 vt．系统安排；精心组织 10.crime n．犯罪活动；不法行为 11.forecast vt． & n． 预测；预报 12.cease vi． & vt．（使）停止；终止 13.deceased adj．已死的；亡故的 14.rural adj．乡村的；农村的 15.career n．职业；事业 16.prospect n．可能性；前景 17.paragraph n．段；段落 18.essay n．文章 Ⅰ．单词拼写 1.Remember to switch off all electrical equipment before leaving the room． 2.He commanded that the students should hand in their homework before he returned． 3.It’s no use trying to persuade him to have a holiday because he is facing a challenge． 4.It is OK to leave an electrical appliance on so long as you are using it — if not， turn it off! 5.As an AI engineer， I advocate （提倡） innovations and place great emphasis on hard work． 6.Andy detected （发现） a certain sadness in the old woman’s face as he entered the room． 7.Seeing this picture， I think of the children in remote （偏远的） areas who cannot attend school because of poverty． 8.I hold the firm belief that we can make a great breakthrough in the treatment of cancer （癌症）． 9.Many more courses will be available （可获得的） for students to choose from． 二、拓展词汇用活 1.distant adj．遥远的；远处的；疏远的；心不在焉的→distance n．距离；远方 2.secure adj．安全的；安心的；可靠的；牢固的 vt．获得；拴牢；保护→security n．保护措施；安全工作 3.automatic adj．自动的→automatically adv．无意识地；自动地 4.efficient adj．效率高的；有功效的→efficiently adv．效率高地；有功效地→efficiency n．效率，效能 5.preference n．爱好；偏爱→prefer vi．喜欢，愿意 vt．更喜欢，宁愿 6.instant n．瞬间；片刻 adj．立即的；速食的；速溶的→instantly adv．立即；立刻 7.warning n．警告；警示；先兆→warn vt．警告，提醒；通知 vi．发出警告，发出预告 8.constant adj．不断的；重复的；不变的 n．常数；常量→constantly adv．不断地；经常 9.potential adj．可能的；潜在的 n．潜力；可能性→potentially adv．潜在地；可能地 10.relevant adj．有关的；有意义的→relevantly adv．有关地；有意义地 11.innovation n．创新；创造→innovate vi．改革；创新 12.predict vt．预测；预言；预料→prediction n．预测；预言 13.occupation n．职业；占领→occupy vt．占用；占领；占据 14.absence n．不存在；缺乏；缺席→absent adj．缺席的；缺乏的 15.oppose vt．反对；抵制；阻挠→opposed adj．反对的；截然不同的→opposite adj．相反的；对面的 prep．在……对面→opposition n．反对；对手 16.emphasis n．强调；重视；重要性→emphasise vt．强调 17.resist vi． & vt．抵制；反抗；抵挡→resistance n．抵制；反对；抗拒 18.accurate adj．精确的；准确的→accurately adv．精确地；准确地→accuracy n．精确；准确 Ⅱ．用所给词的适当形式填空 1.After what seemed like hours， Tom heard shouts in the distance （distant）． 2.Upon reaching his hometown， he expressed a preference （prefer） for the unique scenery． 3.（2024•全国甲卷）The high－speed train is a combination （combine） of Chinese speed and Chinese wisdom， making the connection and communication between people from different regions easier． 4.I warned him not to skate on such thin ice， but he ignored my warning．（warn） 5.As an efficient secretary， she can organise various jobs efficiently and improve her efficiency．（efficient） 6.I wonder if you can accurately （accurate） forecast what will happen next？ 7.Imagine having a smart home that automatically （automatical） turns the lights on when you open your front door． 8.He holds an important position in a company， and is occupied with all kinds of activities， so his occupation brings him great fame and fortune．（occupy） 9.（2025•全国二卷）The sun－dried clothes smell especially pleasant where I live， thanks to the absence （absent） of smog and plenty of blue sky afternoons with lots of fresh air． 10.We must encourage innovation （innovate） if the company is to remain competitive． 三、重点短语用准 1.switch off/on关/开（电灯、机器等） 2.early on　　在初期；早先 3.catch fire　　着火 4.in this sense （in ．．．sense）　　从这种（某种）意义上来讲 5.keep track of　　记录；与……保持联系 6.keep in touch （with）　　（与……）保持联系；了解（某课题或领域的情况） 7.in the absence of　　缺乏；缺席 8.remote control　　遥控器；遥控 9.air conditioner　　空调机；空调设备 10.daily routine　　日常生活 Ⅲ．选用上面短语并用其适当形式填空 1.He switched off the computer the instant he heard someone knocking at the door． 2.In this sense， we do have a preference for the experienced applicants． 3.In the absence of parents’ company in their childhood， these children will lack confidence． 4.Actually， I met Shirley at a party early on， but we didn’t talk with each other then． 5.Since graduating from college， Henry has been keeping in touch with most of his classmates through social media． 四、经典句式写美 1.句型公式：the instant引导时间状语从句 教材原句：Your lights will come on the instant you enter the door along with your favourite music or TV programmes， and you will find your dinner already prepared for you． 2.句型公式：It will take＋一段时间＋before从句 教材原句：Nevertheless，it will take some years before most new homes begin to use this new technology． 3.句型公式：make＋it＋形容词/名词＋（for sb）to do sth 教材原句：Moreover， the Internet has made it possible for friends and family to keep in touch easily even if they are on opposite sides of the world． 4.句型公式：the way＋定语从句 教材原句：Of course， when new technology changes the way we live， it can be a scary prospect． Ⅳ．完成句子 1.一听到她爸爸要回家了，海伦就变得非常兴奋。 The instant she heard that her father would come back home， Helen became quite excited． 2.根据我的经验，你需要一段时间才能熟练起来。 From my experience， it will take some time before you become skilled． 3.新技术使得以更低的成本和更快的速度生产新产品成为可能。 New technologies have made it possible to turn out new products faster and at a lower cost． 4.只有改变我们对待环境的方式，我们才能与环境和谐相处。 Only by changing the way we treat the environment can we get along well with it． 1 / 2 学科网（北京）股份有限公司 $