Unit 1 No Limits 一-2025-2026学年高中英语词汇变形及词缀精讲必修第二册（沪教版）

高中必修第二册沪教版 【寒假专版】 ，E版词汇变形及词缀精讲 寒假专版 【Unit 1】No Limits 词汇变形及词缀精讲 全部单元单词 blame /blemm/v.把…归咎于： …留下深刻的好印象 门 指责n.(坏事或错事的)责任：statistic/sta'tIstIk/n.统计数字；reveal /r'vi:l/w.揭示：显示：透 指责 统计资料 露 theme/i:m/n.主题 seat belt /'sit belt/n. (汽车或飞author/'o:0a(r)m.著者：作者 factor/'faekta(r)/n.因素：要素 机上的)安全带 responsible /rI'spDnsabl/adj. chemical/'kemikl/m.化学制品：solution/sa'lu:n/n.解决办法；责：承担义务：有责任的 化学品adj.与化学有关的：化处理手段 limited/'limitid/adj.有限的 学的 independent/md'pendant/adj.reliable /rI'larabl/adj.真实可信 frightening/'fratnu/adj.使恐惧独立的：自主的 的 的：骇人的 surfing/'s3fi/m.冲浪运动 extent/k'stent//h.程度：限度 pressure'pre)m.心理压力；adapt/A'daept/v.改编；改写；使 紧张 适合（新用途、新情况） impress/m'pres/v.使钦佩：给 section/'sekn/n.节；部分；部 词汇变形及词缀精讲 1.chemical/'kemikl/n.化学制品；化学品adj.与化学有关的：化学的 词汇变形 名词形式：chemistry(化学，学科) 动词形式：chemic(使化学化，较少用) 构词解析 后缀-ical:加在名词后，构成形容词，表“与…有关的：具有…性质的”。 同类词：physical(物理的)←-physics(物理)、logical(逻辑的)←-logic(逻辑) 例句：The chemical reaction produces a lot of heat. 真题链接（沪教版高中必修第二册同步练习）：We need to wear gloves when dealing with these (chemistry)materials.(答案：chemical) 2.independent/,mdr'pendant/adj.独立的；自主的 词汇变形 名词形式：independence 高中必修第二册沪教版 【寒假专版】 ,E版词汇变形及词缀精讲 构词解析 前缀in-:表“否定”；词根depend(依靠)：后缀-ent:构成形容词。 同类词：dependent（依赖的)、interdependent(相互依赖的) After graduating from college,she became financially independent. 真题链接（沪教版高中必修第二册单元测试）：Children should learn to be」 (depend)so that they can make their own decisions.(答案：independent) 3.responsible /r'sppnsabl/adj.负责；承担义务；有责任的 词汇变形 名词形式：responsibility 构词解析 前缀re-:表“回，再”；词根spons(承诺)：后缀-ible:构成形容词，表“可…的”。 固定搭配：be responsible for(对…负责) As a team leader,he is responsible for organizing all the activities 真题链接（沪教版高中必修第二册同步练习）：It'sour_(responsible)to protect the environment. (答案：responsibility) 4.limited/'lmit虹d/adj.有限的 词汇变形 动词形式：limit(限制) 名词形式：limit(限制；界限) 构词解析 后缀-d:加在动词后，构成形容词，表“被…的：具有…特征的”。 反义词：unlimited(无限的) 例句：Our time for the project is limited,.so we need to work efficiently. 真题链接（沪教版高中必修第二册阅读填空)：The number of participants is (limit)to 50,so please sign up quickly.(答案：limited) 5.reliable /r'larabl/adj.真实可信的 词汇变形 动词形式：Iely(依靠；信赖) 名词形式：reliability(可靠性) 构词解析 前缀re-:表“加强”；词根ly(绑，连接)：后缀-able:构成形容词，表“可…的”。 固定搭配：rely on(依靠) 例句：This newspaper is known for its reliable news reports. 真题链接（沪教版高中必修第二册单元测试）：You can (rely)on him to help you with the problem he's very reliable.(答案：rely) 6.impress/m'pres/v.使钦佩；给…留下深刻的好印象 词汇变形 名词形式：impression 2 高中必修第二册沪教版 【寒假专版】 ，E版词汇变形及词缀精讲 形容词形式：impressive(令人印象深刻的) 构词解析 前缀im-:表“向内，进入”；词根press(压)。 固定搭配：impress sb.with sth.(用某事给某人留下印象) 例句：Her excellent performance impressed all the judges. 真题链接（沪教版高中必修第二册同步练习）：The beautiful scenery left a deep (impress)on the visitors..(答案：impression) 7.adapt/a'dapt/v.改编：改写；使适合（新用途、新情况) 词汇变形 名词形式：adaptation(适应；改编本) 形容词形式：adaptable(能适应的) 构词解析 前缀ad-:表“朝向，适应”；词根apt（恰当的，适合的)。 固定搭配：adapt to(适应) 例句：It took her a long time to adapt to the new school life, 真题链接（沪教版高中必修第二册阅读填空)：The novel was (adapt)into a popular movie last year.(答案：adapted) 8.reveal/r'vil/W.揭示：显示；透露 词汇变形 名词形式：revelation(揭露：启示) 构词解析 前缀re-:表“回，再”；词根veal(揭开，来自拉丁语velum“面纱”)。 The investigation revealed some important information about the case. 真题链接（沪教版高中必修第二册单元测试)：The report(reveal)that the company had hidden its financial problems..(答案：revealed) 9.frighten/'frartn/v.（使)惊恐 词汇变形 形容词形式：frightening(令人恐惧的)、frightened(感到恐惧的) 名词形式：fright 构词解析 后缀-en:加在形容词后，构成动词，表“使…”；后缀-ing:表“令人…的”；-ed:表“感到 …的”。 例句：The loud thunder frightened the little girl 真题链接（沪教版高中必修第二册同步练习）：She was(frighten)by the (frighten)storm last night..(答案：frightened:frightening) 10.solution/sa'lu:n/m.解决办法；处理手段 词汇变形 动词形式：solve(解决) 3 高中必修第二册沪教版 【寒假专版】 ,E版词汇变形及词缀精讲 构词解析 前缀sol.（单独，一体)；后缀-io:构成名词，表“动作或结果”。 We need to find a solution to the environmental problem as soon as possible. 真题链接（沪教版高中必修第二册单元测试）：Can you help me(solution)this math problem? (答案：solve) 11.statistic/sta'tistrk/n.统计数字；统计资料 词汇变形 名词复数形式：statistics(统计学；统计数据) 形容词形式：statistical(统计的) 构词解析 后缀-ic:加在名词后，构成形容词；ics:表“学科”。 例句：The statistics show that the crime rate has decreased this year. 真题链接（沪教版高中必修第二册阅读填空）：We need to do a__(statistic)analysis of the survey results..(答案：statistical) 12.author/':0a/m.著者：作者 词汇变形 名词形式：authorship(作者身份：著作权) 动词形式：author(创作，撰写) 构词解析 词根auth(权威，创造)；后缀-or:表“人”。 例句：The author of this novel won the Nobel Prize in Literature.. 真题链接（沪教版高中必修第二册同步练习）：This book was (author)by a famous professor from Tsinghua University..(答案：authored) l3.extent/k'stent/n.程度：限度 词汇变形 动词形式：extend(延伸：扩大) 形容词形式：extensive(广泛的) 构词解析 前缀ex-:表“向外”；词根tend(伸展)：后缀t:构成名词。 固定搭配：to some extent(在某种程度上) 例句：To what extent can we trust this report? 真题链接（沪教版高中必修第二册单元测试）：The company plans to一(extent)its business to other countries next year.(答案：extend) 14.blame /blemm/w.把…归咎于：指责n.责任；指责 词汇变形 形容词形式：blameless(无过错的) 构词解析 前缀blame-.(指责)：后缀-less:表“无…的”（反义后缀）。 高中必修第二册沪教版 【寒假专版】 ,E版词汇变形及词缀精讲 固定搭配：blame sb.for sth.(因某事指责某人) 例句：He blamed his failure on bad luck,but actually he didn't work hard. 真题链接（沪教版高中必修第二册同步练习）：Nobody is (blame)for the accident;it was just an accident.(答案：blameless) 综合训练 一、 根据句意及汉语提示完成单词 6.The study of matter and its properties is called (化学) 7.As students,we should have a sense of (责任)to our society. 8.The (of the country was achieved after years of struggle. 9.The (解決办法)to this problem requires careful analysis. 10.The (of natural resources affects sustainable development. 二、用所给单词的适当形式填空 6.She has made great progress and become more (depend)in her daily life 7.The data was collected through(statistic)research methods. 8.The (adapt)of the novel for the stage took two years. 9.The company's_(responsible)lies in providing safe products. 10.His (impress)speech left a deep mark on the audience. 三、完成句子（每空一词） 5.作为班长，她负责管理班级纪律。 As monitor,she the class discipline. 6.我们的自然资源是有限的，所以要节约使用。 Our natural resources are so we should use them 7.这个故事改编自一个真实的历史事件。 The story was a real historical event. 8.这项研究揭示了空气污染与健康问题之间的联系。 The research between air pollution and health problems. 高中必修第二册沪教版 【寒假专版】 ,E版词汇变形及词缀精讲 四、语篇填空（选自沪教版高中必修第二册同步练习) 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。 Environmental protection is a global issue.It is our (responsible)to protect the earth.How- ever,many people still lack awareness of its importance.Arecent report(reveal)that human activities have caused serious damage to ecosystems.For example,the use of (chemistry) fertilizers has polluted soil and water. To solve this problem,we need to take action immediately.First,we should limit the use of harmful materials because our planet's capacity is(limit).Second,we should develop(rely) renewable energy sources.Finally,education plays a key role in raising public awareness.Only by working together can we find a(solve)to environmental problems and ensure a sustainable future. 参考答案 I.根据句意及汉语提示完成单词 6.chemistry 7.responsibility 8.independence 9.solution 10.limitation Ⅱ.用所给单词的适当形式填空 6.independent 7.statistical 8.adaptation 9.responsibility 10.impressive I.完成句子 5.is responsible for 6.limited;wisely 7.adapted from 8.revealed the connection V.语篇填空 1.responsibility 2.revealed 3.chemical 4.limited 5.reliable 6.solution 6