Unit 5 First Aid一-2025-2026学年高中英语词汇变形及词缀精讲选择性必修第二册（人教版）

高中选修2人教 【词汇精讲】 Unit 5 First Aid 急救知识 Unit 5 First Aid 词汇变形及词缀精讲 全部单元单词 technique/tek'nik/n.技能；技次要的：轻微的 (社会、机构等的)结构 术：技艺 layer/1eIa();le(r)/n.层；表loose/lu:s/ad.松的：未系紧的； leaflet/'1iflt/n.散页印刷品；层：层次 宽松的 传单；小册子 electric/'lektrik/adj.电的；用urgent/'3:d3nt/adj.紧急的；急 orgn1'3:g3n/n.(人或动植物 电的：电动的 迫的：急切的 的)器官 electric shock短语触电；电击 ease/iz/vi.&t.(使)宽慰；减 toxin/'toksin/n.毒素（尤指细菌victim/'vktm/n.受害者；患者轻；缓解n.容易；舒适：自在 产生的致病物质) swollen/'swaulan//adj.(身体部paramedic/.per3'medik/n.急 raye/n.光线：光束：（热、电位）肿起的：肿胀的 救医生；护理人员 等)射线 swell/swel/vi.(swelled,swollen)swallow/'swplac/t.&vi.吞下； sense of touch短语触觉 膨胀：肿胀 咽下 radiation/,redi'en/n.辐射：放blister/blista()/n.(皮肤上因摩wrap /raep/t.包、裹：（用手臂 射线 擦、烫伤等引起的)水疱：（金属等围住 acid/esId/n.酸adj.酸的：酸等表面的)气泡、水泡 bathtub/'ba:tab/n.浴缸；浴盆 性的 underneath /,Ands'ni:0/prep.bath /ba:0/n. 洗澡； millimetre /'mili.mi:ta)/n.毫adv.在…底下；隐藏在下面BrE-bathtub)浴缸；浴盆t. 米：千分之一米 nerve /n3:v/n.神经 (NAmE-bathe))给…洗澡 minor/'mama()/adj.较小的：fabric/faebrik/n.织物；布料： 词汇变形及词缀精讲 I.technique/tek'nik/n.技能；技术；技艺 形容词形式：technical(技术的：专业的) 副词形式：technically(技术上；专业地) 构词解析：后缀-ique构成名词（如unique):-ical是形容词后缀，表“与…相关的”；-y构成副 词。 同类词：usic→musical(音乐的)、biology→biological(生物的) The artist showed us her painting techniques and explained the technical details. 真题链接（人教版高中选修2同步练习)：The_(technique)problem was solved by the engineer after three days of hard work.(答案：technical) 1 高中选修2人教 【词汇精讲】 Unit 5 First Aid 2.radiation/reidi'eIm/n.辐射；放射线 动词形式：radiate(辐射；散发) 形容词形式：radiant(辐射的：光芒四射的) 构词解析：词根radi-(辐射、光线)：-ate构成动词；-ation是名词后缀，表“动作或结果”；-ant构 成形容词。 The sun radiates light and heat,and its radiation can be harmful in large amounts. 真题链接（人教版高中选修2教材例句）：Doctors use low levels ofradiation to treat some cancers. 3.electric'lektrik/adj.电的：用电的；电动的 名词形式：electricity(电；电力) 形容词形式：electrical(与电相关的：电气的) 构词解析：词根electr-(电)：-ic构成形容词（如historic):-ity是名词后缀，表“性质或状态”；-ical 表“与…学科/领域相关的”。 My father bought an electric car last month,and he often reads electrical engineering books. 真题链接（人教版高中选修2同步练习)：We need to save(electric)by turning off lights when leaving a room.(答案：electricity) 4.victim/'vktm/n.受害者；患者 动词形式：victimize(使受害；迫害) 形容词形式：victimized(受害的；被压迫的) 构词解析：后缀-im构成名词；-ize加在名词后构成动词，表“使…成为”；-ed构成形容词。 The charity helps victimized children and works to prevent people from being victimized. 真题链接（人教版高中选修2教材例句)：The paramedics tried their best to save the victims of the accident. 5.urgent/'3:d3nt/adj.紧急的；急迫的；急切的 名词形式：urgency(紧急；迫切) 副词形式：urgently(紧急地：迫切地) 构词解析：词根urg-(催促)；-ent构成形容词；-ency是名词后缀，表“性质”；y构成副词。 同类词：different一difference(差异)、patient→patience(耐心) The doctor said the patient needed urgent treatment,so we called an ambulance urgently. 真题链接（人教版高中选修2同步练习)：There is an_(urgent)to finish the report before the meeting tomorrow.(答案：urgency) 6.ease/i:zlvi.&t.(使)宽慰；减轻：缓解n.容易；舒适；自在 形容词形式：easy(容易的：舒适的) 副词形式：easily(容易地：轻松地) 构词解析：词根eas(舒适、轻松)；-e是名词/动词后缀：y构成形容词，表“具有…性质的”； -y构成副词。 固定搭配：at ease(舒适；自在)、ease sb.of sth.(减轻某人的…) 例句：The medicine eased her pain,.and she felt easy enough to sleep. 真题链接（人教版高中选修2教材例句）：He passed the exam with ease because he had studied hard. 高中选修2人教 【词汇精讲】 Unit 5 First Aid 7.fabric/'faebrik/n.织物：布料：（社会、机构等的）结构 形容词形式：fabricated(编造的：伪造的) 动词形式：fabricate(编造：制造) 构词解析：后缀-ic构成名词；-te加在名词后构成动词，表“制作；编造”；-ed构成形容词。 She fabricated a story about losing her wallet,but the fabricated excuse didn't fool anyone. 真题链接（人教版高中选修2同步练习)：The(fabric)of society is built on trust and cooperation. (答案：fabric) 8.minor/mame(r)/adj.较小的：次要的：轻微的 名词形式：minority(少数；少数民族) 反义词：major（主要的；多数的)→majority(多数) 构词解析：前缀min-（小的：少的)：-or构成形容词/名词（如utor):-ity是名词后缀，表“状态 或性质”。 同类词：max-(大的)→naximum(最大值) He played a minor role in the play,but the minority of viewers praised his performance. 真题链接（人教版高中选修2教材例句)：The doctor said her illness was minor and she would recover 00n. 9.acid/'esId/n.酸adj.酸的：酸性的 形容词形式：acidic(酸性的；含酸的) 名词形式：acidity(酸性；酸度) 构词解析：后缀-d构成形容词/名词；-ic加强形容词意义：-ty构成名词，表“性质”。 Lemons taste acid because they contain acidic juice,and their acidity can be measured with a pH meter. 真题链接（人教版高中选修2同步练习)：The soil in this area is too(acid)for growing rice.(答 案：acidic) 10.nerve /n3:v/n.神经 形容词形式：nervous(紧张的；神经的) 副词形式：nervously(紧张地) 构词解析：后缀-Ve构成名词；-ous是形容词后缀，表“具有…性质的”；y构成副词。 She felt nervous before the exam and touched her arm,where the nerve endings are sensitive. 真题链接（人教版高中选修2教材例句）：The doctor said the injury had damaged a nerve in his leg. 11.urgent/'3:d3ant/adj.紧急的；急迫的：急切的 名词形式：urgency(紧急；迫切) 副词形式：urgently(紧急地：迫切地) 构词解析：词根urg-(催促)：-ent构成形容词；-ency是名词后缀，表“性质”：-y构成副词。 同类词：different一difference(差异)、patient→patience(耐心) The doctor said the patient needed urgent treatment,so we called an ambulance urgently 真题链接（人教版高中选修2同步练习)：There is an (urgent)to finish the report before the meeting tomorrow.(答案：urgency) 3 高中选修2人教 【词汇精讲】 Unit 5 First aid l2.swollen/'sweulen/adj.(身体部位)肿起的：肿胀的 动词原形：swell(膨胀：肿胀)→过去式：swelled一→过去分词：swollen 名词形式：swelling(肿胀：肿块) 构词解析：后缀-en构成过去分词，作形容词：-ig构成名词，表“动作的结果”。 Her ankle swelled after the fall,and the swelling made it hard for her to walk. 真题链接（人教版高中选修2同步练习)：The nurse checked his(swollen)hand and applied ice to reduce the pain.(答案：swollen) l3.paramedic/per3'mek/n.急救医生：护理人员 名词形式：paramedics（复数)：paramedicine(辅助医疗) 构词解析：前缀para-(辅助；旁边，如paragraph):词根med-(医疗，如medicine):-ic构成名词， 表“从事…职业的人”。 同类词：doctor→nedicine(医学)、pediatrician（儿科医生) The paramedics arrived quickly and used their knowledge of paramedicine to save the patient. 真题链接（人教版高中选修2教材例句）：Paramedics are trained to handle emergencies before the patient reaches the hospital. 14.wra即ep/vt.包、裹；（用手臂等）围住 名词形式：wrapper(包装纸；包装材料) 过去式/过去分词：wrapped 构词解析：后缀-r加在动词后，表“执行动作的人或物”。 综合训练 一、 根据句意及汉语提示完成单词 1.The (used in this factory is imported from Germany. 2.Too much exposure to (辐射)can cause serious health problems. 3.My brother is studying__(电力的)engineering at university.. 4.The Red Cross is helping the(受害者)of the earthquake. 5.There is an urgent need for_(急救医生)at the accident site.. 6.The (织物)of this shirt is very soft and comfortable. 二、用所给单词的适当形式填空 1.The engineer solved the (technique)problem in two hours. 高中选修2人教 【词汇精讲】 Unit 5 First Aid 2.We should save (electric)by using energy-efficient appliances. 3.The sun (radiation)heat and light to the earth every day. 4.The charity works to prevent children from being (victim) 5.The doctor said the patient needed(urgency)treatment. 6.Her ankle (swollen)after she fell down the stairs. 7.He felt (nervous)when he gave a speech in front of the class 8.The soil in this area is too (acid)for planting vegetables. 三、完成句子（每空一词） 1.这位艺术家向我们展示了她的绘画技巧，并解释了技术细节。 The artist showed us her painting and explained the details. 2.护士检查了他肿胀的手，并敷了冰来减轻疼痛。 The nurse checked his hand and applied ice to the pain. 3.父亲上个月买了一辆电动汽车，他经常读电气工程书籍。 My father bought an car last month,and he often reads engineering books 4.太阳辐射光和热，大量的辐射可能有害。 The sun light and heat,and its can be harmful in large amounts. 四、语篇填空 阅读下面短文，在空白处填入一个适当的单词或用括号内单词的正确形式填空，使短文通顺、连 贯。 When an accident happens,_ (paramedic)are usually the first to arrive.They need to have good (technique)skills to deal with different situations.For example,if a person has a (swollen)ankle,they will check the(swell)and apply first aid.They also need to know about (electric)safety to avoid accidents.Sometimes,they have to make (urgency)decisions to save lives.Their work is very important,and they often face_ (minor)dangers while helping others.It is their duty to help (victim)and make sure they get proper treatment. 参考答案 I.根据句意及汉语提示完成单词 1.technique 2.radiation 3.electrical 4.victims 5.paramedics 6.fabric 5 高中选修2人教 【词汇精讲】 Unit 5 First aid Ⅱ.用所给单词的适当形式填空 1.technical 2.electricity 3.radiates 4.victimized 5.urgent 6.swelled 7.nervous 8.acidic I.完成句子 1.techniques;technical 2.swollen;ease 3.electric;electrical 4.radiates;radiation V.语篇填空 1.paramedics 2.technical 3.swollen 4.swelling 5.electrical 6.urgent 7.minor 8.victims 6