Unit 3 Healthy Lifestyle B部分-2025-2026学年高中英语易错词汇精讲必修第三册（沪外版）

高中必修第三册沪外版 寒假专版 B版易错词汇精讲 【寒假专版】 高中·沪外版·必修第三册Unit3 Healthy Lifestyle B部分 单元词汇总览 classic/'klasik/adj.典型的：有suffer/'sf/v.受苦，受折磨（因实） 代表性的（符合预期特征的） 疾病、痛苦等受到严重影响) power/'pa心3/v.推动（机器或车 beneficial/,ber'fi/adj.有利的；口germ/d33m/n.细菌；病菌辆)；n.控制力；影响力 有帮助的：有用的（能改善状况）（能引发感染的微小生物） 口plaque/plaek/n.牙斑：牙菌斑 口workout/w3kat/n.锻炼（为口soap/s3op/n.肥皂（用于清洁（牙齿表面形成的、滋生有害细 保持健康的体能训练) 的日化用品) 菌的软物质) depression/d'pren/n.抑郁症口sanitiser/'sentisaIz/n.消毒口symptom/'smmptam/n.症状 (以持续悲伤、焦虑及生理症状液（含化学物质、用于杀灭病菌（身体或精神不健康的表现） 为特征的疾病) 的液体) 口gum/gn/n.齿龈；牙床（牙 anxiety/e划'zareti/n.焦虑；忧虑alcohol/'alkahpl/n.酒精（存在齿附着的口腔软组织) (对坏事发生的紧张、担忧) 于酒中，也用于医药、清洁产口DDS/.di:di:'esn.牙科外科 lower /'lava/V.把…放低：使品)：酒 博士(Doctor of Dental Surgery …降下 option/'Dpn/n.选择物：选择的缩写) pressure /'pref/n.压力：压强；权；选择的自由 clinic/'klmk/n.门诊治疗部；医 挤压（气体/液体产生的力，或ubb/v.擦；磨：搓（用手或疗中心：（医院的）门诊部 物体间的压迫) 布在表面按压移动) 口oral/'ial/adj.用口的；口腔 improve/um'pru:v/v.改进：改善口toothbrush/'tu:θbrA/n.牙刷的：口服的 (变得比之前更好) (清洁牙齿的小刷子) overall/,avr'o:/adj.综合的： reduce /r'djus/v.减少，缩小口electric'lektrik/adj..用电的：总的（包含所有相关事物） (尺寸、数量、价格等) 电动的（与电相关的） circulation /,s3:kja'leIfn/n.I 口fatigue /fa'ti:g/n.疲劳：劳累口manual./'maenjul/adj.(工作液循环（血液在体内的流动） (因工作或劳累导致的极度疲倦)等)用手的：手工的：体力的 extreme/k'stri:m/adj.极大的confirm /ken'f3:m/v.证实，证 (程度很高) 明，确认（提供证据确保某事真 易错词汇精讲 1.beneficial/benr'fi/adj.有利的；有帮助的：有用的（能改善状况） ·易错点：易与benefit(n.益处；v.受益)混淆，忽略形容词后缀-ial;固定搭配be beneficial to 中o是介词，后接名词或动名词，易误接动词原形。 ·精讲：be beneficial to sth./doing sth.表示“对…有益”，如Regular exercise is beneficial to health.: benefit作动词时常用搭配benefit from(从…中受益)。 高中必修第三册沪外版 寒假专版 ·例句：Fresh air and exercise are beneficial to our health. ·真题链接：（沪外版高中必修第三册同步练习）：Reading widely (有益的)to improv- ing your language skills.(答案：is beneficial) 2.lower/'133/v.把…放低：使…降下 ·易错点：易混淆动词含义与形容词含义(adj.较低的)：作动词时易误写为low(形容词，低的)。 ·精讲：lower作动词时强调“降低、降下”，如lower the price(降价)：形容词lower表示“较低 的”，如he lower floor(较低的楼层)。 ·例句：He lowered his voice when talking about the secret. ·真题链接：Please (降下)the window a little to let some fresh air in.(答案：lower) 3.pressure/'pre/n.压力：压强；挤压（气体/液体产生的力，或物体间的压迫） ·易错点：易误写为press(v.按；压)，忽略名词后缀-ure:固定搭配under pressure(处于压力 下)中pressure为不可数名词，无复数形式。 ·精讲：常用搭配suffer from pressure（承受压力)：put pressure on sb..(给某人施加压力)。 ·例句：Many students are under great pressure before exams. ·真题链接：Too much (压力)from work may lead to health problems.(答案：pressure) 4.improve/m'puv/v.改进；改善（变得比之前更好） ·易错点：易误写为improvement(n.改进；改善)，混淆动词与名词形式；易与progress(v.进 步)混淆，improve强调“改善、提高”，progress强调“进展、前进”。 ·精讲：improve可直接接宾语，如improve English(提高英语)；也可作不及物动词，如The situation is improving.(情况正在好转)。 ·例句：Practicing speaking every day can help you improve your oral English. ·真题链接：We should try our best to (改善)our living environment.(答案：improve) 5.reduce/r'dju:sv.减少，缩小（尺寸、数量、价格等） ·易错点：易与increase(增加)混淆：易误写为reduction(n.减少)，忽略动词形式。 ·精讲：reduce.to表示“把…减少到…”，reduce..by.表示“把…减少了…”。 ·例句：We need to reduce the cost by20%. ·真题链接：Eating less meat can help (减少)carbon emissions.(答案：reduce) 6.suffer/'sf/v.受苦，受折磨（因疾病、痛苦等受到严重影响） ·易错点：固定搭配suffer from易漏写from,直接接宾语；易误写为suffering(n.痛苦：苦难)。 高中必修第三册沪外版 寒假专版 ·精讲：suffer from+疾病/痛苦，如suffer from headaches(头痛)；suffer作及物动词时表示“遭 受（损失等）”，如suffer a loss(遭受损失)。 ·例句：He has been suffering from depression for many years. ·真题链接：People in that area (遭受)a lot from the flood last year.(答案：suffered) 7.option/'Dpn/n.选择物：选择权；选择的自由 ·易错点：易与choose(v.选择)混淆：固定搭配have no option but to do sth.(别无选择只能做 某事)中option为名词，不可直接接动词原形。 ·精讲：option强调“可选择的事物或权利”，如There are three options for the trip.(这次旅行有 三个选择)：choose是动词，强调“选择的动作”。 ·例句：You have the option to study abroad or work after graduation. ·真题链接：If you don't like this color,you have another (选择)-the blue one.(答案： option) 8.confirm /kan'f3m/v.证实，证明，确认（提供证据确保某事真实） ·易错点：易误写为conform(v.遵守：符合)，混淆词形和含义：固定搭配confirm sth.(确认某 事)易与prove(证明)混淆，confirm更强调“确认已知信息的真实性”。 ·精讲：confirm后可接名词、从句或“宾语+宾补”结构，如confirm the news(确认消息)：confirm that.（确认…)。 ·例句：Please call to confirm your reservation, ·真题链接：The experiment (证实)that the new drug is effective.(答案：confirmed) 9.power/paU/V.推动（机器或车辆）；n.控制力；影响力 ·易错点：易混淆动词含义与名词含义；作名词时易与energy(能量)混淆，power强调“权力、 动力、电力”，energy强调“精力、能量”。 ·精讲：作动词时，如The engine is powered by electricity.(这台发动机由电力驱动)；作名词时， 常用搭配have power over sb.(对某人有控制权)。 ·例句：Wind power is a kind of clean energy ·真题链接：The machine is (推动)by solar energy.. (答案：powered) 10.overall/,avar'/adj.综合的；总的（包含所有相关事物） ·易错点：易误读为/'ouvero:l/(重音位置错误)；易与overalls(n.工装裤)混淆，忽略词性差异。 ·精讲：overall作形容词时，常用搭配overall situation(总体形势)；作副词时表示“总的来说”， Overall,the project was successful. ·例句：The overall cost of the project is about 10 million yuan ·真题链接： (总的来说)，the team performed well in the competition.(答案：Overall) 高中必修第三册沪外版 寒假专版 l1.circulation/,s3kj'len/n.血液循环（血液在体内的流动） ·易错点：易误写为circulate(v.循环；传播)，忽略名词后缀-ion;发音易漏读中间的kja/音节。 ·精讲：常用搭配blood circulation(血液循环)：in circulation(在流通中)。 ·例句：Regular exercise can improve blood circulation. ·真题链接：Poor (血液循环)may cause cold hands and feet.(答案：circulation) 12.anxiet灯y/e)'zarati//n.焦虑：忧虑（对坏事发生的紧张、担忧) ·易错点：易与anxious(ad.焦虑的)混淆，忽略名词形式；易误写为anxity(漏写中间的i)。 ·精讲：anxiety为不可数名词，常用搭配feel anxiety about sth.(对某事感到焦虑)：anxious是形 容词，搭配be anxious about（为…焦虑)。 ·例句：Her anxiety about the exam made her unable to sleep. ·真题链接：Too much (焦虑)is bad for your mental health.(答案：anxiety) 易错词汇综合训练 1.一、单项选择 1.Regular exercise is to maintaining good health. ·A.benefit ·B.beneficial ·C.benefited 。D.benefiting 2.The company decided to the price of its products to attract more customers ●A.low 。B.lower ·C.slowly ·D.height 3.Many teenagers feel great pressure before important exams. ●A.under 高中必修第三册沪外版 寒假专版 ·B.below 。C.with 。D.in 4.Practicing speaking English every day can help you your language skills. 。A.improve ·B.progress 。C.development ·D.improvement 5.If you don't like this plan,we have another for you to consider. ●A.cho0se ·B.choice 。C.option ·D.select 6.The manager called to the time of our meeting tomorrow. ●A.confirm ●B.conform ●C.confuse ●D.connect 7.The machine is by wind energy,which is environmentally friendly. ●A.power ·B.powered ●C.energy ·D.energetic the new policy has had a positive effect on the local economy. 高中必修第三册沪外版 寒假专版 ·A.Overall ●B.Overalls 。C.Over ●D.Overcome 2.二、根据句意及汉语提示完成单词 1.Eating more vegetables is (有益的)to your health 2.Please (F)your voice in the library,others are reading. 3.Too much (压力)from work may affect your sleep quality. 4.We should try our best to (改善)our living conditions. 5.The government plans to (减少)air pollution by closing some factories.. 6.Many people (遭受)from the heavy rainstorm last week. 7.You have the (to take either the morning or afternoon flight. 8.The doctor needs to (the test results before making a diagnosis. 3.三、首字母填空 1.Regular exercise can improve blood c 2.Her a about the interview made her stay up all night 3.The new policy willr. the number of cars on the road by 30%. 4.You have no o but to finish the work on time. 5.The team'so performance in the competition was excellent. 4.四、用所给单词的适当形式填空 1.Reading widely is (benefit)to your vocabulary development. 2.He (lower)his head and apologized for his mistake. 3.My father often suffers from high (press)due to his busy work. 4.We need to take action to (improvement)the environment 5.The company has (reduce)its costs by using new technology 6.She has been (suffer)from a cold for three days. 7.The machine is (power)by solar panels. 高中必修第三册沪外版 寒假专版 8. (anxious)is a common emotion among students before exams. 5.参考答案 ·一、单项选择 1B2.B3.A4.A5.C6.A7B8.A ·二、根据句意及汉语提示完成单词 1beneficial 2.lower 3.pressure 4.improve 5.reduce 6.suffered 7.option 8.confirm ·三、首字母填空 1.circulation 2.anxiety 3.reduce 4.option 5.overall ·四、用所给单词的适当形式填空 1.beneficial 2.lowered 3.pressure 4.improve 5.reduced 6.suffering 7.powered 8.Anxiety