Unit 1 默写练习1 Welcome to the unit,Reading & Grammar and composition-【步步高】2023-2024学年高二英语选修第二册（译林版2020）

Unit 1　Beware and take care 默写练习一　Welcome to the unit，Reading &Grammar and composition (时间：20分钟　满分：100分) Ⅰ.默写重点单词(共25空；每空2分，满分50分) 1．multiply vi.& vt.成倍增加，迅速增加；乘，乘以；(使)繁殖，增殖 2．symptom n．症状；征候，征兆 3．respiratory adj.呼吸的 4．biotechnology n．生物技术 5．pandemic n．(全国或全球性)流行病，大流行病 adj.大范围流行的 6．hygiene n．卫生 7．soap n．肥皂 8．mask n．口罩，面罩，面具；假面具；面膜；伪装，掩饰vt.掩饰，掩藏 9．sore adj.疼痛的，酸痛的 10．throat n．咽喉，喉咙 11．underlying adj.根本的，潜在的，隐含的 12．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 13．infect vt.传染，使感染；影响→infected adj.带菌的；感染病菌的→infectious adj.感染的，传染性的；有感染力的；患传染病的→infection n．传染病；感染；传染 14．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 15．contaminate vt.污染，弄脏；玷污，毒害→contamination n．污染 16．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8小题；每题2.5分，满分20分) 1．pull together 齐心协力，通力合作 2．join forces with 同……联合，与……合作 3．in record time 以最快的速度 4．do one’s worst 进行最大破坏，使尽最坏的招数 5．cause damage to 对……造成损害 6．all walks of life 各行各业 7．be exposed to 暴露于；接触 8．on a large scale 大规模地 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．The project was 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 $$