Unit 5 First Aid一-2025-2026学年高中英语易错词汇精讲选择性必修第二册（人教版）

高中选修2人教 寒假专版 B版易错词汇精讲 【寒假专版】 高中·人教·选修2Unit5 First Aid 单元词汇总览 technique/tek'nik/n.技能；技要的；轻微的 (社会、机构等的)结构 术：技艺 layer/'leIa(r;'lea(r)/n.层；表loose/lu:s/adj.松的；未系紧的： leaflet/'li:flet/n.散页印刷品；传层；层次 宽松的 单：小册子 electric /Ilektrik/adj.电的：用电urgent./'3:d9nt/adj.紧急的；急 orgn/'3:g3n/n.(人或动植物的)的：电动的 迫的：急切的 器官 electric shock短语触电：电击ease /i:zvi.&t.(使)宽慰；减 toxin/'toksmn/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.急救 ray /re/n.光线：光束；（热、电位）肿起的：肿胀的 医生：护理人员 等)射线 swell/swel/vi.(swelled,swollen)swallow/'swDlau/t.&vi.吞下； sense of touch短语触觉 膨胀；肿胀 咽下 radiation/,rerdi'en/n.辐射：放blister/blista)/n.(皮肤上因摩wra即rep/t.包、裹；（用手臂 射线 擦、烫伤等引起的)水疱：（金属等）围住 acid/'aesid/n.酸adj.酸的：酸性等表面的)气泡、水泡 bathtub/'ba:0tab/n.浴缸；浴盆 的 underneath/,nda'ni:d/prep.&bath/ba:d/n.洗澡；(BrE=bathtub) millimetre/'mli,mi:ta(r)/n.毫adv.在…底下；隐藏在下面浴缸；浴盆t.NAmE-bathe)给 米：千分之一米 nerve /n3:v/n.神经 …洗澡 minor/mana(r)/ad.较小的；次fabric/'faebrik/n.织物；布料： 易错词汇精讲 1.technique /tek'nik/n.技能；技术；技艺 ·易错点：易误写为techinque(字母顺序错误)；易与technology混淆，technique侧重“技巧、 方法”，technology侧重“科技、技术体系”。 ·精讲：固定搭配如communication technique(沟通技巧)，artistic technique（艺术手法)。 ·例句：The artist showed us her unique painting technique. ·真题链接：（人教版高中选修2同步练习)：The chef's cooking-makes the dish more delicious, (答案：technique) 2.organ/'og3n/n.(人或动植物的)器官 ·易错点：易误写为orgn(漏写a):易忽略“机构、机关”含义（如government organ),仅记 “器官”义项。 高中选修2人教 寒假专版 ·精讲：作“器官”时，常见搭配如vital organ（重要器官)：作“机构”时，如the organ of public opinion(舆论机构)。 ·例句：The heart is a key organ in the human body. ·真题链接： (人教版高中选修2同步练习)：The eyes,,ears,and nose are all sense一.（答案： organs) 3.radiation/reidi'euin/n.辐射；放射线 ·易错点：易漏写中间的i,误写为radation;发音易错读为/reId'eIn/,正确重音在第三音节。 ·精讲：不可数名词，常用搭配如nuclear radiation(核辐射)，ultraviolet radiation(紫外线辐射)。 ·例句：Excessive exposure to radiation is harmful to health. ·真题链接：：（人教版高中选修2同步练习)：Doctors warn us to avoid too much sunin summer (答案：radiation) 4.acid/esId/n.酸adj.酸的；酸性的 ·易错点：易混淆词性，误将名词“酸”用作形容词时漏记“酸性的”含义：拼写易误为asid。 ·精讲：作名词时，如sulfuric acid(硫酸)：作形容词时，搭配如acid rain(酸雨)，acid taste(酸 味)。 ·例句：Lemons have an acid taste.(adj)/Vinegar contains acetic acid..(m.) ·真题链接：（人教版高中选修2同步练习）：The_in the battery can cause burns if touched.(答 案：acid) 5.minor/mana(r)/adj.较小的：次要的：轻微的 ·易错点：易与minr(矿工)混淆，两词发音相同但词形、含义不同：易误用作名词“未成年 人”时忽略语境。 ·精讲：作形容词时，搭配如minor injury(轻伤)，minor mistake(小错误)；作名词时指“未成 年人”，如a minor under 1:8(l8岁以下未成年人)。 ·例句：She only suffered minor damage in the accident. ·真题链接：（人教版高中选修2同步练习)：Don't worry..It's just a_problem and we can solve it easily..(答案：minor) 6.electric'lektrik/adj.电的：用电的；电动的 ·易错点：易与electrical(与电有关的)混淆，electric侧重“直接用电的”，electrical侧重“与 电相关的学科或设备”。 ·精讲：electric搭配如electric car(电动车)，electric shock(触电)：electrical如electrical engineering (电气工程)。 ·例句：This machine is driven by an electric motor. 高中选修2人教 寒假专版 ·真题链接：（人教版高中选修2同步练习）：He bought anguitar for his son's birthday..(答案： electric) 7.swell/swel/vi.(swelled,.swollen)膨胀；肿胀 ·易错点：易混淆过去分词形式，误写为swelled(过去式正确，但过去分词需用swollen):易 忽略“情绪高涨”含义（如swell with pride骄傲自大）。 ·精讲：不规则动词，过去式swelled,过去分词swollen:常用搭配如swell up(肿胀起来)。 ·例句：Her ankle swelled up after she fell ·真题链接：（人教版高中选修2同步练习)：The river(膨胀)after the heavy rain and flooded the village.(答案：swelled) 8.underneath/,nds'ni:θ/prep.&adv.在…底下；隐藏在下面 ·易错点：易与under混淆，underneath更强调“紧贴下方”，可用于抽象含义；拼写易漏写中间 的n。 ·精讲：作介词时如The cat is underneath the table;作副词时如She wore ared coat with a blue dress underneath. ·例句：There's a secret drawer underneath the desk. ·真题链接： （人教版高中选修2同步练习)：The book was hiddena pile of papers.(答案： underneath) 9.nerve /n3v/n.神经：勇气 ·易错点：易忽略“勇气”含义（如lose one's nerve失去勇气）：易误写为nev(漏写e)。 ·精讲：作“神经”时，如sensory nerve(感觉神经)；作“勇气”时，搭配如have the nerve to do sth.(有勇气做某事)。 ·例句：He had the nerve to ask his boss for a raise ·真题链接：（人教版高中选修2同步练习)：The in your hand sends messages to your brain. (答案：nerve) 10.ease /i:zvi.&t.(使)宽慰；减轻：缓解n.容易；舒适：自在 ·易错点：易混淆动词和名词用法，作动词时搭配如ease pain(缓解疼痛)，作名词时如with ease (轻松地)：易误写为eaze。 ·精讲：固定搭配at ease(舒适，自在)，ease sb.of sth.(减轻某人的负担)。 ·例句：Her kind words eased my anxiety..(t.)/He passed the exam with ease.(n) ·真题链接：（人教版高中选修2同步练习）：The medicine can_(缓解)your headache quickly. (答案：ease) 11.swallow/'swDla/t.&vi.吞下；咽下 高中选修2人教 寒假专版 ·易错点：易误写为swollow(字母顺序错误)：易忽略“吞没”抽象含义（如The waves swallowed the boat)。 ·精讲：作及物动词时接名词，如swallow pills(吞药)；作不及物动词时如She swallowed hard and spoke ·例句：Don't swallow food without chewing. ·真题链接：（人教版高中选修2同步练习）：It's dangerous to foreign objects.(答案：swallow) 12.wrap /rap/t.包、裹：（用手臂等）围住 ·易错点：易混淆过去式和过去分词，均为wrapped,.易误写为wrapt:固定搭配wrap up易漏写 p。 ·精讲：常用搭配wrap sth.in sth.(用某物包裹某物)，wma即up(包好，结束)。 ·例句：She wrapped the gift in red paper. ·真题链接：（人教版高中选修2同步练习）：_（包）the present before you give it to her.(答案： Wrap) 13.bath /ba:0/n.洗澡：(BrE-bathtub)浴缸；浴盆t.个NAmE-bathe)给…洗澡 ·易错点：易混淆名词“洗澡”和动词“给…洗澡”的用法，且英式与美式拼写差异易忽略 (bathe为美式动词)。 ·精讲：作名词时，如take a bath(洗澡)：作动词时（美式）如bathe the baby(给婴儿洗澡)。 ·例句：I need to take a bath after playing basketball ·真题链接：（人教版高中选修2同步练习)：My mother always_(给…洗澡)my little sister before bedtime..(答案：baths/bathes) 14.urgent/'3:d3ant/ad.紧急的；急迫的：急切的 ·易错点：易误写为urjent(字母顺序错误)：易与emergent(紧急的，侧重“突发"”)混淆，urgent 侧重“需要立即处理”。 ·精讲：固定搭配urgent matter(紧急事务)，be urgent for sth.(急需某物)。 ·例句：It's urgent that we finish the report today. ·真题链接：（人教版高中选修2同步练习)：Please call the police immediately-一it'san_situation (答案：urgent) 易错词汇综合训练 高中选修2人教 寒假专版 1.一、单项选择 1.The artist's unique paintingimpressed all the visitors. ●A.technique ●B.technology ·C.techinque ·D.techology 2.Which of the following is NOT a sense? 。A.organ 。B.orgn ●C.organization ●D.organism 3.Doctors warn that excessive_from the sun can cause skin damage. ●A.radation ●B.radiation 。C.radiate ●D.radiance 4.Lemons have an_taste that many people enjoy. 。A.acid ●B.asid 。C.acidic ●D.acide 5.He suffered only ainjury in the accident and will recover soon ●A.miner 高中选修2人教 寒假专版 ●B.minor 。C.major ●D.ninus 6.My father bought an_car to reduce environmental pollution. ·A.electric ·B.electrical .C.electricity 。D.electrify 7.After the heavy rain,the riverand flooded the nearby fields. ●A.swollen 。B.swelled 。C.swell 。D.swelling 8.The cat was hiding the sofa,so we couldn't find it at first. ●A.under ●B.underneath ·C.below ●D.beneath 9.Thein your fingers help you feel objects. ●A.nerV ●B.neve ●C.nerves ●D.nervous 10.The medicine canyour pain in about 20 minutes. 高中选修2人教 寒假专版 ·A.ease ●B.eaze 。C.easy ·D.easily 2.二、根据句意及汉语提示完成单词 1.The chef's cooking()makes the dish more delicious. 2.The heart is a vital_(器官)in the human body. 3.We should avoid too much sun_(辐射)in summer. 4.The battery contains()that can be dangerous. 5.He made a_(次要的)mistake in his homework. 6.My brother wants to buy an_(电s动的)guitar. 7.Her ankle after she fell down the stairs. 8.The book was hidden(在…底下)a pile of clothes. 9.The(in the hand send signals to the brain 10.The medicine can()your headache quickly. 3.三、首字母填空 1.The artist showed us her unique painting t 2.The eyes,ears,and nose are all sense o_. 3.Excessive exposure to ris harmful to health. 4.Vinegar has an a taste and contains acetic acid. 5.Don't worry,it's just a mproblem. 6.This machine is driven by an emotor 7.Her ankle sup after she twisted it. 8.There's a secret drawer uthe desk. 9.He had the nto ask his boss for a raise. 10.The medicine can eyour pain quickly. 4.四、用所给单词的适当形式填空 高中选修2人教 寒假专版 1.The(technique)used in this painting is very unique. 2.The doctor said his(organ)are functioning well 3.Too much sun(radiation)can cause skin cancer. 4.Lemons have an _(acid)taste. 5.He made a(minor)mistake in his report. 6.My father bought an(electric)car last month 7.The river(swell)after the heavy rain. 8.The cat is hiding(underneath)the bed. 9.The(nerve)in his hand were damaged in the accident. 10.This medicine can_(ease)your pain 5.参考答案 ·一、单项选择 1.A2.A3B4.A5B6.A7B8.B9.C10.A ·二、根据句意及汉语提示完成单词 1.technique 2.organ 3.radiation 4.acid 5.minor 6.electric 7.swelled 8.underneath 9.nerve 10.ease ·三、首字母填空 1.technique 2.organs 3.radiation 4.acid 5.minor 6.electric 7.swelled 8.underneath 9.nerve 10.ease ·四、用所给单词的适当形式填空 1.technique 2.organs 3.radiation 4.acid 5.minor 6.electric 7.swelled 8.underneath 9.nerves 10.ease