Unit 1 默写练习一 Welcome to the unit，Reading（配套教参Word）-【步步高】2025-2026学年高二英语选修第二册学习笔记（译林版·新教材）

本高中英语讲义围绕Unit 1 "Beware and take care"主题，系统梳理重点词汇（如symptom, respiratory, transmit等名词、形容词及动词）、词形变化（如multiply-multiple, infect-infection等派生词转换）、核心短语（如pull together, in record time等）及应用练习，构建“词汇记忆-词形转换-短语运用”的学习支架。 该资料亮点在于分层设计，通过基础默写巩固词汇输入，词形变化填空培养词形转换思维以提升思维品质，选词填空实现语境应用以增强语言能力。结构化练习助力学生掌握科学学习方法发展学习能力，课中辅助教师系统教学，课后帮助学生查漏补缺强化知识内化。

Unit 1　Beware and take care 默写练习一　Welcome to the unit，Reading & Grammar and composition Ⅰ.默写重点单词(共25空；每空2分，满分50分) 1．symptom n．症状；征候，征兆 2．respiratory adj.呼吸的 3．pandemic n．(全国或全球性)流行病，大流行病 adj.大范围流行的 4．hygiene n．卫生 5．soap n．肥皂 6．mask n．口罩，面罩，面具；假面具；面膜；伪装，掩饰 vt.掩饰，掩藏 7．sore adj.疼痛的，酸痛的 8．throat n．咽喉，喉咙 9．underlying adj.根本的，潜在的，隐含的 10．multiply vi.& vt.成倍增加，迅速增加；乘，乘以；(使)繁殖，增殖→multiple adj.数量多的；多种多样的 n．倍数 11．transmit vt.传播，传染；传(热、声等) vt.& vi.传送，输送→transmission n．传播；传染；播送，发送 12．infect vt.传染，使感染；影响→infected adj.带菌的；感染细菌的→infectious adj.感染的，传染性的；有感染力的→infection n．传染病；感染；传染 13．variant n．变种，变体，变形→various adj.各种各样的，各种不同的→variety n．多样性；种类；变化→vary v．变化；改变；不同 14．contaminate vt.污染，弄脏；玷污，毒害→contamination n．污染 15．ventilation n．通风→ventilate vt.使通风；使通气 Ⅱ.词形变化填空(共5小题；每题3分，满分15分) 1．There are various goods in the new supermarket，and the prices vary from cents to dollars.The variety of them attracts many customers.(vary) 2．The water in the wells nearby has been contaminated and the villagers are still suffering ill effects from the contamination.(contaminate) 3．You should keep the windows open to ventilate the room and good ventilation can guarantee you good health.(ventilate) 4．What made the government worried was that the severe infection of the infectious disease had infected many people.(infect) 5．Communication is no longer merely concerned with the transmission of sound and words.The computers can also transmit images.(transmit) Ⅲ. 默写核心短语(共10小题；每题2分，满分20分) 1．齐心协力，通力合作pull together 2．同……联合，与……合作join forces with 3．以最快的速度in record time 4．进行最大破坏，使尽最坏的招数do one’s worst 5．in response to为了应对；作为对……的回应 6．cause damage to对……造成损害 7．all walks of life 各行各业 8．free of没有……的，不受……影响的 9．be exposed to 暴露于；接触 10．on a．..scale以……的规模 Ⅳ.选词填空(共5小题；每题3分，满分15分) 从上面默写核心短语中选择合适的完成下列句子 1．It is beyond doubt that some poor farming methods will cause damage to the environment. 2．One of the greatest pleasures of this job is meeting people from all walks of life. 3．It is requested that the project should be completed in record time. 4．I have been exposed to foreign teachers since a young age，so I can communicate freely with others in English. 5．Let them do their worst—we’ll fight them every inch of the way. 学科网（北京）股份有限公司 $