Unit 3 Choices二-2025-2026学年高中英语词义辨析及同义替换精讲必修第一册（沪教版）

高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 精讲专版 【Unit3】Choices二 词义辨析及同义替换精讲 本单元核心词汇 一、全部单元单词 diet/darat/n.日常饮食；日常食 actually/'ekt fuali/adv.(口语中起 物 强调事实)的确，真实地 apologize/h'pDlad3az/v.道歉： details/dr'telz/n.具体情况 tend /tend/v.往往会：常常就 谢罪 yoghurt/jaUg3t/n.酸奶 moreover/mr'aUva)/adw.此pudding/'pud/n.(餐后)甜 slim/slm/adj.苗条的：纤细的外；而且 食，甜点 image/'mdyn.形象；印象 equal/'ikwa/adj.相同的；相等decoration/,dek3'ren/n.装饰 source/sosn.起源：根源：原的 品 因 comment/kDment/n.评论：解consumer/kan'suma)/n.消费 expert/'eksp3t/n.专家；行家：释 者：顾客 能手 host /haust/n.节目主持人；主人despite/dh'spat/prep.即使；尽 loss /IDs/n.丧失：损失：丢失 remind'mamd/v.提醒；使想管 词义辨析及同义替换 1.diet/'darat/n.日常饮食；日常食物 词义辨析： dit:侧重指'日常饮食结构”，强调有规律的食物摄入，也可指为特定目的（如减肥）的饮食控 制。 food:泛指”食物'，含义更宽泛，不强调饮食的规律性或目的性。 同义替换： food,eating habits 例句： A balanced diet is important for good health. 真题链接：（沪教版高中必修第一册同步练习） It's necessary to have a healthy_with more vegetables and fruits. A.diet B.food C.meal(答案：A) 1 高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 2.slim/slm/adj.苗条的：纤细的 词义辨析： sli:侧重指身材”纤细、修长”，含褒义，强调健康或优雅的瘦。 thi:中性词，仅指”瘦的”，不涉及健康或美感，可能隐含”过瘦”。 同义替换： slender,thin 例句： She keeps slim by exercising every day. 真题链接：（沪教版高中必修第一册单元测试） The girl has a_figure because she eats healthily and works out regularly. A.slim B.fat C.heavy (答案：A) 3.image/'md3/n.形象：印象 词义辨析： image:侧重指人或事物在他人心中形成的'形象、印象”，可通过媒体、行为等塑造。 impression:指'初次留下的印象”，强调瞬间的感受，搭配make an impression on。 同义替换： impression,figure 例句： The company is trying to improve its public image. 真题链接：（沪教版高中必修第一册同步练习） Her kind smile left a good_on everyone she met. A.image B.impression C.idea (答案：B) 4.source/ssn.起源：根源：原因 词义辨析： source:指事物的”源头、来源'，强调起点或出处（如信息、资源的来源）。 origin:侧重指”起源、出身”，强调事物的起源地或历史根源。 同义替换： origin,root 例句： We need to find the source of the problem before solving it. 真题链接：（沪教版高中必修第一册单元测试） The_of the river is in the mountains. A.source B.origin C.stat(答案：A) 5.expert/'eksp3t/n.专家；行家；能手 2 高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 词义辨析： expert:指在某领域有专业知识或技能的”专家、行家”，强调实践能力。 specialist:侧重指”专科医生”或某细分领域的”专家'，更强调学术或医学领域。 同义替换： specialist,authority 例句： He is an expert in computer science 真题链接：（沪教版高中必修第一册同步练习） You should ask a medical_for advice on this disease. A.expert B.specialist C.teacher (答案：B) 6.actually/'aekt fuali/adv.(口语中强调事实)的确，真实地 词义辨析： actually:强调”事实真相”，用于纠正误解或补充说明，口语中常用。 eally:侧重”真实地、确实地”，语气较口语化，可表惊讶或强调。 同义替换： really,in fact 例句： Actually,I don't like spicy food at all. 真题链接：（沪教版高中必修第一册单元测试） -Do you enjoy swimming？一，I prefer running. A.Actually B.Really C.Finally (答案：A) 7.tend /tend/v.往往会：常常就 词义辨析： tend:侧重指？有…的倾向、常常发生”，后接todo,强调习惯性趋势。 usually:副词，指”通常、平常”，强调频率。 同义替换： usually,incline 例句： Children tend to be curious about new things. 真题链接：（沪教版高中必修第一册同步练习） She_to get up early on weekends. A.tends B.usually C.used (答案：A) 8.moreover/mo:r'Uva)/adv.此外；而且 词义辨析： moreover::正式用语，表递进关系，强调'此外、而且”，用于补充说明更重要的信息。 besides:可作介词或副词，指”除…之外还有”，口语和书面语通用。 高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 同义替换： besides,furthermore 例句： She is good at English.Moreover,she speaks French fluently. 真题链接：（沪教版高中必修第一册同步练习） Exercise is good for health.,it helps reduce stress. A.Moreover B.However C.Instead(答案：A) 9.equal/'ikwl/adj.相同的；相等的 词义辨析： equal:强调数量、大小、价值等”相等的、平等的”，可作形容词或动词。 same:指”同一的、相同的”，需与the连用，侧重完全一致。 同义替换： same,equivalent 例句： Men and women should have equal rights. 真题链接：（沪教版高中必修第一册单元测试） The two boxes are ofweight. A.equal B.same C.similar (答案：A) l0.emind/r'mand/v.提醒：使想起 词义辨析： remind:指”提醒某人做某事”或？使某人想起某事”，搭配remind sb.of sth.或remind sb.todo sth.。 remember: 指”自己记得某事”，主语通常是人。 同义替换： recall,prompt 例句： Please remind me to call my mother tomorrow. 真题链接：（沪教版高中必修第一册同步练习） This photome of my childhood. A.reminds B.remembers C.recalls (答案：A) 1l.apologize/3 pDlad3az/v.道款；谢罪 词义辨析： apologize:不及物动词，后接tosb.for sth,指？因某事向某人道歉”。 say sorry:口语化表达，直接表示”道款”，后接tosb.for sth.。 同义替换： say sorry,make an apology 高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 例句： He apologized to me for being late. 真题链接：（沪教版高中必修第一册同步练习） You shouldto your teacher for breaking the window. A.apologize B.excuse C.forgive (答案：A) l2.despite/dr'spait//prep.即使：尽管 词义辨析： despite:介词，后接名词或动名词，不接从句，含义与in spite of相同。 although:连词，后接从句，引导让步状语从句。 同义替换： in spite of,notwithstanding 例句： Despite the rain,we still went hiking. 真题链接：（沪教版高中必修第一册单元测试） being tired,he finished the work on time A.Despite B.Although C.However (答案：A) 综合演练 综合练习 一、 单项选择 1.A balanced with fresh vegetables and fruits is good for your health. A.diet B.food C.meal 2.The model has a figure after months of exercise and healthy eating A.slim B.thin C.heavy 3.The singer's kind behavior left a deep-on her fans. A.image B.impression C.idea 4.Scientists are trying to find the_of the virus to develop a vaccine. 5 高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 A.source B.origin C.start 5.You'd better consult a medical for this rare disease. A.expert B.specialist C.teacher 6.-Is this your first visit to Shanghai?-I came here twice last year. A.Actually B.Really C.Finally 7.Sheto spend hours reading books in the library on weekends. A.tends B.usually C.used 8.Regular exercise strengthens your body.,it improves your mood. A.Moreover B.However C.Instead 9.The two teams have_chances to win the game if they keep trying A.equal B.same C.similar 10.The old photo her of the happy days with her grandparents A.reminds B.remembers C.recalls 二、根据句意及首字母提示填空 1.A healthy dshould include enough grains,proteins and vitamins. 2.She looks sbecause she keeps dancing for an hour every day. 3.The company is working hard to build a positive public i 4.The s of the Yangtze River is in Qinghai Province. 6 高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 5.My uncle is an e in mechanical engineering and often helps others fix machines. 6.A I have never been to the Great Wall though I live in Beijing. 7.Children t to imitate adults'behavior when they are young. 8.Learning a foreign language is useful;m_,it helps you understand different cultures. 9.All students should have eopportunities to show their talents in class. 10.Please r me to buy a birthday cake for my mother tomorrow. 三、用所给单词的适当形式填空 1.It's important to have a(balance)diet to stay healthy. 2.She has kept(slim)by jogging every morning for two years. 3.The artist wants to create a new(image)for his upcoming exhibition. 4.We need to find the (source)of the noise to solve the problem. 5.The(expert)advised us to plant more trees to improve air quality. 6.(actual),I prefer tea to coffee because it's healthier. 7.He-(tend)to get up early even on weekends. 8.The task is difficult;(moreover),we don't have enough time. 9.Everyone should be treated(equal)regardless of their background. 10.This song always_(remind)me of my college life 四、完成句子（每空一词） 1.均衡的饮食和规律的运动有助于保持健康。 A balanced diet and regular exercise help to 2.她通过每天锻炼保持苗条。 She by exercising every day. 3.这家公司正努力改善其公众形象。 The company is trying to improve its_ 4.我们需要找到问题的根源再解决它。 We need to find thethe problem before solving it. 1 高中必修第一册沪教版 【精讲专版】 词义辨析及同义替换精讲 5.事实上，我一点也不喜欢吃甜食。 I don't like sweet food at all. 五、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。 Ahealthy lifestyle is important for everyone.First,a balanced(1)(diet/food)isnecessary.It should include enough fruits,vegetables and whole grains.Many people think (2)(slim/thin)people are healthier,but actually,being healthy is more about energy and strength than weight Second,regular exercise is key.It not only keeps you fit but also improves your mood. (3)-(Moreover/Besides),exercise helps reduce stress.For example,my friend Lily (4) -(tends/usually)to run for 30 minutes every morning.She says it makes her feel energetic all day. Third,leamning to manage stress is important.When facing difficulties,finding the (5) (source/origin)of stress can help.You can talk to an(6)(expert/specialist)or share your feelings with friends.(7)(Actually/Really),a positive attitude is the best way to deal with stress. 参考答案 I单项选择 1.A2.A3.B4.A5B6.A7.A8.A9.A10.A IⅡ.根据句意及首字母提示填空 1.diet 2.slim 3.image 4.source 5.expert 6.Actually 7.tend 8.moreover 9.equal 10.remind II.用所给单词的适当形式填空 1.balanced 2.slim 3.image 4.source 5.experts 6.Actually 7.tends 8.moreover 9.equally 10.reminds V.完成句子 1.keep healthy 2.keeps slim 3.public image 4.source of 5.In fact V.语篇填空 1.diet 2.slim 3.Moreover 4.tends 5.source 6.expert 7.Actually 8