Unit 3 Celebrations Lesson3-2025-2026学年高中英语词汇变形及词缀精讲必修第一册（北师大版）

高中必修1北师大版 【词汇精讲】 Unit 3 Lesson 3 词汇精讲 Unit 3:Celebrations Lesson 3 词汇变形及词缀精讲 全部单元单词 memory/'memari/n.记忆，回忆over and over再三地，重复地一卷；面包卷 stocking/'stok)/h.长筒袜 eve/i.vm.前夕；前一天 catch sb'seye吸引某人的目光： move in搬来（和某人）一起居住branch /bra:ntfn.树枝 引起某人的注意 somehow/'smha/aw.不知怎plate /plert/n..盘；碟 wave /weiv/vi..&t.挥手；招手 的：不知为什么 behaviour/br'hervja/n.行为，举affair'feah.事件 slightly/'slatli/adv.略微，稍微止 swallow/'swpla/vi.&t.吞下， pole /paul/n.地极，北/南极 whisper/'wISp3/Wi.&t.低声咽下 envelope/'envalaup/h.信封 说，低语 pass away去世 stuff/tft.给…填馅；填，merry/'meri/adj.快乐的 no longer不再 塞 ballet/baeler/n.芭蕾舞剧，芭蕾 lap /laep/m.大腿部 舞表演 patience/'pens/h.耐心：耐力 roll /ra/t.使成筒形（球形：n. 词汇变形及词缀精讲 1.memory/'memari/n.记忆，回忆 动词形式：memorize(记住，熟记) 形容词形式：memorable(值得记忆的) 构词解析：后缀-0y:加在动词后构成名词，表”场所、状态或结果”。 同类词：history(历史)←-historic(历史的)、factory(工厂)←-factor(因素) 例句：She has a good memory and can memorize long poems easily, 真题链接（北师大版高中必修1同步练习）：It's important to _(memory)English words every day.(答案：memorize) 2.patient/'peifnt//adj.有耐心的；n.病人 名词形式（耐心）：patience 副词形式：patiently 构词解析：后缀-ent:构成形容词；-ence是对应的名词后缀：-y构成副词。 同类词：different(不同的)→difference(差异)、confident(自信的)→confidence(信心) The teacher waited patiently for the students to finish their answers. 真题链接（北师大版高中必修1教材例句)：You need to have patience when learning a new language 1 高中必修1北师大版 【词汇精讲】 Unit 3 Lesson 3 3.behave/bI'herv/vi..表现：举止 名词形式：behaviour(行为，举止) 形容词形式：behaved(表现…的，如well-behaved表现好的) 构词解析：前缀be-:加强语气；-iour(英式)-ior(美式)：构成名词，表”行为、状态”。 例句：The children behaved well during the class trip. 真题链接（北师大版高中必修1同步练习）：Her good(behave)won the teacher's praise.(答 案：behaviour) 4.mery/'meri/adj.快乐的 副词形式：merrily(快乐地) 名词形式：merriment(欢乐，愉快) 构词解析：后缀-y:构成副词；-ment:加在形容词或动词后构成名词，表”行为、状态”。 例句：They sang merrily around the Christmas tree, 真题链接（北师大版高中必修1阅读材料)：Everyone was in a merry mood on Christmas Eve. 5.active/'ektv/adj.活跃的 动词形式：act(行动；表演) 名词形式：action(行动)、activity(活动) 构词解析：前缀ac-:表加强”；后缀-ive:构成形容词，表”有…性质的'；-ion:构成名词。 同类词：collect(收集)→collective(集体的)、create(创造)→creative(有创造力的) 例句：She takes an active part in after-school activities. 真题链接（北师大版高中必修1单元测试）：We should encourage students to be_(act)in class discussions.(答案：active) 6.possible/'ppsabl/adj.可能的 副词形式：possibly(可能地) 反义词：impossible(不可能的) 构词解析：前缀im-:表”否定；后缀ible:构成形容词，表”可…的”。 同类词：visible(可见的)→invisible(不可见的)、credible(可信的)→incredible(难以置信的) 例句：It is possible to finish the work before Friday if we work hard. 真题链接（北师大版高中必修1同步练习)：It's_(possible)for him to solve the problem alone. He needs help.(答案：impossible) 7.slight/slat/adj.轻微的，少量的 副词形式：slightly(略微，稍微) 名词形式：slightness(轻微：细长) 构词解析：后缀-y:构成副词；nss:加在形容词后构成名词，表”性质、状态”。 例句：There was a slight change in the plan,.but no one noticed. 真题链接（北师大版高中必修1听力材料）：The temperature dropped slightly last night. 8.move /mu:vw.移动；搬家 名词形式：movement(移动：活动) 高中必修1北师大版 【词汇精讲】 Unit 3 Lesson 3 形容词形式：movable(可移动的) 构词解析：后缀-ment:构成名词，表”动作、过程’；-able:构成形容词，表”可…的”。 例句：The movement of the crowd made it hard to walk through the street. 真题链接（北师大版高中必修1单元练习）：We need to_(move)the furniture to the new house this weekend..(答案：move) 9.envelope/'envalaup/h.信封 构词解析：前缀en-:表”进入、使”：velop(源自拉丁语”包裹)：后缀-e:名词后缀。 同类词：enclose(围住；附上)、enfold(拥抱；包裹) 例句：She put the letter into the envelope and sealed it. 真题链接（北师大版高中必修1写作任务）：Write your address on the front of the__(envelope). (答案：envelope) 10.whisper/wIsp/Wi.&t.低声说：n.低语 名词形式：whisper（低语，耳语) 形容词形式：whispered（小声的，低语的) 构词解析：后缀-ed:构成形容词，表”被…的”。 例句：She whispered a secret in my ear. 真题链接（北师大版高中必修1阅读理解)：They had a whispered conversation in the corner of the room. 11.roll /raul/t.使成简形；n.一卷；面包卷 名词形式：roller(滚筒：压路机) 形容词形式：rolled(滚动的：卷状的) 构词解析：后缀-r:加在动词后表”工具或人”；-ed:构成形容词。 例句：She rolled the dough into a thin circle.. 真题链接（北师大版高中必修1完形填空）：He bought a_rol)of film to take photos on the trip. (答案：roll) 12.pass /pa:sv.通过；传递 名词形式：passage(通道；一段)、passport(护照) 副词形式：past(经过，副词/介词) 构词解析：前缀pass-:表”通过”；后缀-age:构成名词。 例句：Time passes quickly when you're having fun. 真题链接（北师大版高中必修1同步练习)：He__(pass)the exam with good grades last semester. (答案：passed) 13.behave /b'herv/vi.表现；举止 名词形式：behaviour（行为，举止) 固定搭配：behave wel/badly(表现好/差) 例句：The students are expected to behave politely in the library. 真题链接（北师大版高中必修1单元测试)：Parents should teach their children good (behave) 3 高中必修1北师大版 【词汇精讲】 Unit 3 Lesson 3 from an early age..(答案：behaviour) 14.mery/'meri/adj.快乐的 固定搭配：Merry Christmas(圣诞快乐) 例句：We wish you a merry Christmas and a happy New Year. 真题链接（北师大版高中必修I文化阅读）：Merry Christmas!'is a common greeting during the holiday season. 综合训练 一、 根据句意及汉语提示完成单词 6.He has a good (记t忆)and can remember things easily. 7.The nurse treated the (病人)with patience and care. 8.Her good (行为)won the respect of her classmates. 9.We wish you a (快乐的)Christmas and a happy New Year. 10.She is an (话跃的)student who takes part in many activities. 二、用所给单词的适当形式填空 6.It's important to (nemory)new words every day..(北师大版必修1同步练习改编) 7.The teacher waited (patient)for the students to finish their work 8.The children (behave)well during the school trip. 9.They sang (merry)at the party last night. 10.Itis (possible))to finish the project in such a short time.(北师大版必修1同步练习改编) 三、完成句子（每空一词) 1.她有很好的记忆力，能轻松记住长诗。 She has a good and can long poems easily. 2.学习新语言时你需要有耐心。 You need to have when learning a new language.(北师大版必修1教材例句改编) 3.他的好行为赢得了老师的表扬。 His good」 _won the teacher's praise.(北师大版必修I同步练习改编) 高中必修1北师大版 【词汇精讲】 Unit 3 Lesson 3 4.每个人在平安夜都心情愉快。 Everyone was in a」 nood on Christmas Eve.(北师大版必修1阅读材料改编) 四、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。 Tom is a student with a good (memory).He can(memorize)English words quickly.His teacher often praises him for being (patient)andhard-working.Last week,he (behave) well in the class discussion and gave an(act)speech.His classmates were (merry)to hear his ideas.However,it was (possible)for him to finish the task alone,so he asked for help.With the teacher's guidance,he completed it successfully.In the end,he received a prize for his good. (behaviour). 参考答案 I根据句意及汉语提示完成单词 6.memory 7.patient 8.behaviour 9.merry 10.active Ⅱ.用所给单词的适当形式填空 6.memorize 7.patiently 8.behaved 9.merrily 10.impossible I完成句子 1.memory,memorize 2.patience 3.behaviour 4.merry V.语篇填空 1.memory 2.memorize 3.patient 4.behaved 5.active 6.merry 7.impossible 8 behaviour 5