Unit 1 默写练习三 单元基础知识回顾（配套课件PPT）-【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）

该高中英语课件围绕Unit 1基础知识，涵盖重点单词（含派生词）、核心短语、经典句式及语法填空。通过默写练习导入单元回顾，逐步展开词汇辨析、短语应用、句式解析，最终以语法填空实现综合运用，构建从基础到综合的学习支架。 其亮点在于系统梳理词汇词族（如infect→infectious→infection）、解析句式语法功能（what主语从句等），结合语境化语法填空（肺炎感染情境），培养学生语言能力（词汇句式运用）和思维品质（语境分析）。采用分层练习法，学生能夯实基础提升语言运用能力，教师可高效开展教学。

单元基础知识回顾 默写练习三 Beware and take care Unit 1 1._________ vi.& vt.成倍增加，迅速增加；乘，乘以； (使)繁殖，增殖 2.__________ n.症状；征候，征兆 3._______ n.口罩，面罩，面具；假面具；面膜；伪装，掩饰 vt.掩饰，掩藏 4.__________ adj.过分的，过度的 5.______ n.持续时间；范围 vt.持续，贯穿；包括，涵盖；横跨 Ⅰ.重点单词 multiply symptom mask excessive span 6._______ n.修补(程序)，补丁 7._________ n.失调，紊乱，疾病；杂乱，混乱，凌乱； 骚乱，动乱 8.__________ vi.干涉，干预，介入 9.______ n.皮疹，疹 adj.轻率的，鲁莽的 10.__________ vt.传播，传染；传(热、声等) vt.& vi.传送，输送 patch disorder interfere rash transmit 11._______ vt.传染，使感染；影响 →__________ adj.感染的，传染性的；有感染力的 →_________ n.传染病；感染；传染 12.________ n.变种，变体，变形 →________ n.多样性；种类；变化 13.________ vt.刺激；使烦恼 →__________ n.恼怒，生气 infect infectious infection variant variety irritate irritation 14.__________ vt.让……采用(疗法)，给……开(药)， 开(处方)；规定，命令，指示 →_____________ n.处方；药方 15.____________ n.(用电子邮件发送的)附件；依恋，爱慕； (机器的)附件；连接，连接物；暂时隶属于 →________ v.把……固定，附(在……上)；重视； (使)与……有关联 prescribe prescription attachment attach 16._________ vt.表现，显示，显出(感情、品质或能力)； 展览，展出 vi.展览，展出 n.(一件)展览品，陈列品 →___________ n.展览，展出；表现，展示 17.______ n.着凉，受寒；寒冷，寒意，凉意 →_______ adj.阴冷的；寒冷的；不友好的；冷漠的 exhibit exhibition chill chilly 1.____________ 以……的规模 2._______________ 同……联合，与……合作 3.______________ 以最快的速度 4.______________ 暴露于；接触 5._____________________ 骗某人做某事 6.______________________ 采取措施做某事 Ⅱ.核心短语 on a...scale join forces with in record time be exposed to trick sb into doing sth take measures to do sth 7.__________________ 对……上瘾；沉迷于 8.______________ 干扰，干涉；妨碍 9._____________ 掌握着；控制 10.________________ 放松警惕 become addicted to interfere with in control of drop one’s guard 1.使这种疾病更加危险的是，无症状感染者无意中可能会成为病毒携带者和传播者。(what引导主语从句) ___________________________________________ is that infected people who show no symptoms may become unknowing carriers and spreaders of the virus. 2.它在世界各地迅速传播，感染了数百万人。(分词作结果状语) It spread rapidly across the world，__________________________. Ⅲ.经典句式 What makes this disease even more dangerous affecting millions of people 3.我们需要相互支持，以便我们能够满怀信心地携手迈向一个更美好、更安全的未来。(so that引导目的状语从句) We need to support each other ____________________________________ ___________________________________________. 4.你对吸毒的可怕后果了解得越多，你就越可能远离毒品。(the＋比较级...，the＋比较级...) __________________________ the terrible consequences of taking drugs，________________ you are to stay away from them. so that we can march confidently，arm in arm，into a better and more secure future The more you know about the more likely 5.最后但同样重要的是，如果你面临吸毒的压力，你必须立即向你尊敬的成年人寻求帮助，比如家人、老师或医生。(省略if的虚拟条件句) Last but not least，____________________________________________，you must immediately seek assistance from an adult who you look up to，such as a family member，a teacher or a doctor. should you ever come under pressure to use drugs At the beginning of this spring，I was infected 1.______ pneumonia. At first，I 2._________(show) no symptoms.Two days later，I 3.__________(sudden) suffered from a high fever.Later，I was told that it was a more 4.___________(infect) variant of the coronavirus.Afraid that the virus would 5._______________(transmit) to my family members，I went to hospital in record time.The doctor prescribed me some medication,6._______ cured me of the respiratory disease. Ⅳ.语法填空(文中加颜色词汇为本单元的重点词汇) with showed suddenly infectious be transmitted which From my own experience，I can tell that the pneumonia is not as frightening as you imagined.Excessive attachment to drugs is not adoptable.Certain drugs will irritate the lining of the stomach.Personal hygiene is a key factor and good ventilation is of great 7._______________ (important).It is also essential 8._________(wash) your hands with sanitizer if soap and water are not available.When you are in public places，remember to wear 9.____ face mask.10.____________(follow) the advice above，we can reduce the risk of getting infected to the lowest. importance to wash a Following 本课结束 $