Unit 12 Review-2025-2026学年七年级下册英语词义辨析及同义替换精讲（教科版）

初中7下教科版 【复习专版】 Unit 12 Review词义辨析及同义替换精讲 复习专版 【Unit 12】Review 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 decision/d's3n/n.决定：抉择natural/'naetfral/adj.自然的；天duty/'dju:ti/n.责任：义务：职 earring/'1ar/n.耳环；耳饰 然的：天生的 责 brain /brem/n.大脑；头脑；智schoolwork/'sku:w3kJn.功课； 力 学业 词义辨析及同义替换 1.decision/d's3n/n.决定；抉择 词义辨析： decision:指经过思考或讨论后做出的正式“决定、抉择”，是名词，常用搭配make a decision (做决定)。 determination:侧重“决心、坚定的意志”，指做某事的坚定信念，也是名词。 同义替换： choice,resolution 例句： She made a decision to study abroad next year 真题链接：（教科版七年级下册同步练习） After discussing with his parents,Tom finally made a to join the basketball club. A.decision B.promise C.mistake(答案：A) 2.natural/'naetral/adj.自然的：天然的：天生的 词义辨析： natural:强调“自然存在的、非人为的”，或指人“天生的”能力、性格，形容词。 normal:侧重“正常的、常规的”，符合一般标准或预期，反义词是abnormal。 同义替换： native,inherent 初中7下教科版 【复习专版】 Unit 12 Review词义辨析及同义替换精讲 例句： It's natural for children to love playing games. 真题链接：（教科版七年级下册单元测试） Eating more food like fruits and vegetables is good for health. A.natural B.artificial C.spicy (答案：A) 3.duty/'dju:ti/n.责任；义务：职责 词义辨析： duty:指“道德上或法律上的责任、义务”，或“工作职责”，是名词，常用搭配do one’s duty (尽义务)。 responsibility:含义更广，可指“责任、职责”，也可指“需承担责任的事”，比duty更强调主动 性。 同义替换： responsibility,obligation 例句： It's our duty to help the elderly 真题链接：（教科版七年级下册同步练习） As a student,finishing homework on time is your A.hobby B.duty C.secret (答案：B) 4.brain /brem/n.大脑；头脑：智力 词义辨析： brain:指人体器官“大脑”，或抽象的“智力、头脑”，是名词，常用搭配use one's brain(动 脑筋)。 mind:侧重“思维、思想、心思”，指人的意识、想法，可用于make up one’smind(下决心)。 同义替换： mind,intelligence 例句： We should exercise our brain by solving puzzles. 真题链接：（教科版七年级下册单元测试） Reading can help improve your and make you smarter A.brain B.body C.voice (答案：A) 5.schoolwork/'sk:lw3k/n.功课：学业 词义辨析： schoolwork:指“学校作业、功课”，不可数名词，侧重学生在学校的学习任务。 homework:特指“家庭作业”，学生课后需完成的任务，不可数名词。 同义替换： lessons,academic work 初中7下教科版 【复习专版】 Unit 12 Review词义辨析及同义替换精讲 例句： She spends two hours on schoolwork every evening. 真题链接：（教科版七年级下册同步练习） You should finish your before watching TV. A.housework B.schoolwork C.teamwork (答案：B) 6.natural/naetfral/adj.自然的：天然的 词义辨析： natural:强调“天然的、未经加工的”，如natural resources(自然资源)。 raw:侧重“生的、未加工的”，指食材、材料等未经烹饪或处理，如raw meat(生肉)。 同义替换： unprocessed,native 例句： This shirt is made of natural cotton. 真题链接：（教科版七年级下册期末复习） We should protect resources like water and air A.natural B.man-made C.expensive (答案：A) 7.decision/d'sI3n/n.决定：抉择 同义替换： choice,resolution 真题链接：（教科版七年级下册期末测试） -What's your for the summer vacation? -I plan to visit my grandparents. A.decision B.invitation C.excuse (答案：A) 综合演练 综合练习 一、 单项选择 1.After thinking for a long time,my brother finally made ato study medicine. A.decision B.determination C.promise 2.It's for birds to fly south in winter. A.normal 3 初中7下教科版 【复习专版】 Unit 12 Review词义辨析及同义替换精讲 B.natural C.raw 3.As a doctor,saving patients is his A.duty B.responsibility C.hobby 4.Playing chess can help train your and improve thinking skills. A.mind B.brain C.body 5.You should finish your before going out to play. A.homework B.schoolwork C.housework 二、根据句意及汉语提示完成单词 1.It'sour (责任)to protect the environment. 2.She has a (天生的)talent for music. 3.The (大脑)needs enough sleep to work well. 4.My parents support my_(决定)to study art.. 5.Eating (天然的)food is better than processed food. 三、用所给单词的适当形式填空 1.He showed great (determine)to finish the task on time. 2.This park is a (nature)reserve for wild animals. 3.We should use our (brain)to solve problems creatively. 4.It'syour (duty)to keep the classroom clean. 5.She spends two hours on (schoolwork)every day. 四、完成句子（每空一词） 初中7下教科版 【复习专版】 Unit 12 Review词义辨析及同义替换精讲 1.经过讨论，我们做出了一个重要的决定。 After discussion,we made an important 2.帮助老人是我们的责任。 It's our to help the elderly. 3.多吃天然食物对健康有好处。 Eating more food is good for health. 4.他用大脑解决了这个难题。 He used his to solve the difficult problem 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。 Everyone has to make important choices in life.Last month,Lily faced a big (1.deci- sion/determination):whether to join the dance club or the science club.She loved dancing,but her parents thought science was more useful.After talking with her teacher,she followed her (2.natural/native)interest and chose dance. Lily's teacher told her,"It's your(3.duty/responsibility)to follow your heart,but you must work hard."Lily practices dancing every day and uses her(4.brain/mind)to learn new moves.Now she ishappy with her choice.She says,"(5.Natural/Normal)talent is important, but practice makes perfect." 参考答案 I单项选择 1.A2B3.A4.B5.B IⅡ.根据句意及汉语提示完成单词 1.duty 2.natural 3.brain 4.decision 5.natural I用所给单词的适当形式填空 1.determination 2.natural 3.brains 4.duty 5.schoolwork V.完成句子 1.decision 2.duty 3.natural 4.brain V.语篇填空 1.decision 2.natural 3.responsibility 4.brain 5.Natural