Unit 1 Beware and take care 利用短文背诵单元单词 清单-2026-2027学年高中英语译林版（2020）选修第二册

该高中英语知识清单围绕“公共卫生防疫”与“网络安全防护”两大主题，通过短文语境系统整合单元词汇，搭建了从主题语境理解到词汇用法掌握再到句式应用的递进式学习支架。 清单以“主题分类+语境嵌入”构建知识体系，如将词汇分属防疫与网络安全板块自然融入短文，兼顾应试质感与背诵流畅度，培养学生语言能力与学习能力。特色设计包括中文译文辅助词义理解、高阶句型适度融入，助力学生高效掌握词汇用法，教师可据此开展语境化词汇教学，提升教学实效。

Unit 1 Beware and take care 利用短文背诵单元单词 --2026-2027学年高中英语译林版（2020）选修第二册 桂东一中 李宇平 一、写作与背诵思路分析 1.全文整体分为公共卫生防疫、网络安全防护两大核心板块，主题清晰、逻辑连贯，贴合高中生背诵与词汇记忆需求。 2.文章摒弃复杂冗长句式，统一采用简短规整、节奏均匀的句式，适度融入高中高阶句型，兼顾应试质感与背诵流畅度。 3.所有单词和短语均自然嵌入语境，无生硬堆砌、无重复冗余。 4.全文段落篇幅均衡可控，搭配精准通顺的中文译文，能够让学生在通读背诵的过程中，结合语境快速掌握单词词义、用法和固定搭配，实现高效记背。 二、英语范文 Guard Against Dual Risks: Epidemics and Cyber Threats 防范双重风险：疫病隐患与网络威胁 A new coronavirus variant can multiply fast and easily infect people. It can transmit via respiratory droplets and contaminate public surroundings. Early symptoms usually include body chills and skin rashes. Severe cases may irritate human organs and cause functional disorders of the liver and kidney. 一种新型冠状病毒变种能够快速繁殖，轻易传染人体。它可以通过呼吸的飞沫传播，污染公共环境。早期症状通常包括身体着凉和皮肤皮疹。重症可能刺激人体器官，造成肝脏和肾脏的功能紊乱。 Once a global pandemic breaks out, the virus will do its worst to harm public health. To stop its spread, we must maintain good hygiene. We wash hands with soap, use sanitizer, wear a protective mask, keep safe social distancing and ensure indoor ventilation. Proper temporary lockdowns also serve as effective preventive measures. 一旦全球大流行病爆发，病毒会极尽破坏之能事，威胁公共健康。为阻断传播，我们必须坚守良好的卫生习惯：用肥皂洗手、使用消毒杀菌剂、佩戴口罩、保持合理社交距离并保证室内通风。必要的临时活动限制也能起到有效的防控作用。 Facing severe health crises, people pull together and actively join forces with one another. Pharmaceutical staff and biotechnology experts develop new medications in record time. Doctors prescribe reasonable doses and warn against excessive medicine use to help us fight off the infectious disease. 面对公共卫生危机，人们齐心协力、相互通力合作。制药的从业者与生物技术专家以最快的速度研发有效药物。专业医生为患者开具科学的药剂，警示大家杜绝过度的用药，助力人们击退疫病。 The epidemic spans a long period and may interfere with daily life, yet human beings exhibit extraordinary resilience. As a classic saying goes, every cloud has a silver lining. We will never part with hope even in tough times. 疫情持续时间漫长，可能会干扰正常生活，但人类始终展现出强大的毅力。常言道，黑暗中总有一线光明。无论处境多么艰难，我们永远不会放弃希望。 Besides physical health risks, modern society also faces hidden cybercrime organized by the illegal underworld. Typical threats include phishing scams, harmful malware and useless spam emails. Criminals cheat users with fake file attachments to demand illegal ransoms. 除健康风险外，我们还面临不法黑社会制造的网络犯罪。常见的网络威胁包括网络钓鱼诈骗、有害恶意软件和扰民的垃圾电邮。不法分子利用虚假邮件附件欺骗用户，索要非法赎金。 To prevent online property losses, we must never drop our guard. We should install and update security patches for electronic devices and stay alert to various online traps. Constant cautiousness keeps us safe from diverse life risks. 为避免网络财产损失，我们绝不能放松警惕。我们需要定期更新系统安全补丁，对各类网络陷阱保持警惕。时刻谨慎提防，方能远离生活中的各类隐患。 1 学科网（北京）股份有限公司 $