Unit 1 Laugh out loud 三-2025-2026学年高中英语词汇变形及词缀精讲选择性必修第一册（外研版）

高中外研版 【选择性必修第一册】 Unit1词汇变形及词缀精讲 选择性必修第一册 【Unit1】Laugh out loud!三 词汇变形及词缀精讲 全部单元单词 spot/sppt/n.地点，处所 gently/'d3 entli/av.温和地：轻难处理的：难懂的 put sb on the spot(故意提出难柔地 conclude /ken'klu:dv.结束，终 以回答或尴尬的问题)使某人ell off斥责，责骂 止 难堪 illuminate'lu:mmert/v.照亮，composer /kam'paza(r)/n.作曲 cruel/'ku:l/adj.残忍的 照明 家 whisper/'wISp3)w.悄声说，低 equation/'kweI3m.等式，方fall behind不能按时完成（工 语 程式 作) roar:)/y.哄笑 complicated /'kDmplikeitid/adj 词汇变形及词缀精讲 1.cruel/'kuu:al/adj.残忍的 词汇变形 副词形式：cruelly 名词形式：cruelty 构词解析 后缀-l:加在名词或动词后构成形容词，表”具有…性质的”；y构成副词：y构成名词，表 性质、状态”。 同类词：nation-→national(国家的)、person-一→personal(个人的) 例句：It is cruel to treat animals in that way. 真题链接（外研版高中选择性必修第一册同步练习）：The man laughed(cruel)when he saw the poor cat suffering.(答案：cruelly) 2.gently/'d3 entli/adv.温和地；轻柔地 词汇变形 形容词形式：gentle 名词形式：gentleness 构词解析 后缀-ly:加在形容词后构成副词；-le是形容词后缀（部分形容词去e加ly):ness构成名词。 1 高中外研版 【选择性必修第一册】 Unit1词汇变形及词缀精讲 例句：She gently touched the baby's face and smiled, 真题链接（外研版高中选择性必修第一册教材例句）：The wind blew gently through the open window. 3.complicated/'kpmplikertid/adj.难处理的；难懂的 词汇变形 动词形式：complicate 名词形式：complication 构词解析 前缀com-:表”共同、一起”；词根plic(折叠)：后缀-ate构成动词，-ed构成形容词，-ion构成名 词。 同类词：create-→complicated（复杂的)、organize-→organized(有条理的) The instructions for this machine are too complicated for me to understand. 真题链接（外研版高中选择性必修第一册同步练习）：Don't_(complicated)the problem;let's find a simple solution.(答案：complicate) 4.conclude /kan'klu:d~.结束，终止 词汇变形 名词形式：conclusion 形容词形式：conclusive 构词解析 前缀con-:表”共同、完全”；词根clud(关闭)：后缀-e构成动词，-sion构成名词，-ive构成形容 词（表”有…作用的”）。 固定搭配：conclude with(以.结束)、in conclusion（总之) 例句：The meeting concluded with a speech from the headmaster, 真题链接（外研版高中选择性必修第一册教材例句）：We can conclude from the data that exercise improves health. 5.composer/km'pauza(r)/h.作曲家 词汇变形 动词形式：compose 名词形式：composition 构词解析 前缀com-:表”共同”；词根pos(放置)：后缀-er表”人”（从事某动作的人），-e构成动词，-ition 构成名词（表”作品、构成”）。 例句：Mozart was a famous composer who wrote many great symphonies. 真题链接（外研版高中选择性必修第一册同步练习）：She spent three hours (compose)a letter to her pen pal..（答案：composing) 6.illuminate'lu:mineit/w.照亮，照明 词汇变形 名词形式：illumination 形容词形式：illuminated 2 高中外研版 【选择性必修第一册】Unit1词汇变形及词缀精讲 构词解析 前缀i.(=in-,表”进入、使”)：词根lumin（光)：后缀-ate构成动词，-ion构成名词，-ed构成形 容词。 例句：The streetlights illuminate the road at night.. 真题链接（外研版高中选择性必修第一册同步练习)：The room was (illuminate)by hundreds of candles during the party.(答案：illuminated) 7.equation /'kwer3m.等式，方程式 词汇变形 动词形式：equate 形容词形式：equal 构词解析 前缀equ-(=equal,表”相等”)；词根at(做)：后缀-ion构成名词，-e构成动词，-al构成形容词。 固定搭配：equate...with.(把..等同于.） 例句：Can you solve this math equation in five minutes? 真题链接（外研版高中选择性必修第一册教材例句）：The equation2x+3=7 has a solution of x=2, 8.whisper/'wIsp()W.悄声说，低语 词汇变形 名词形式：whisper 形容词形式：whispered 构词解析 后缀-er:可表”人”或”动作”，此处为动词原形加-er构成名词：-d构成形容词（表”被…的”）。 例句：She whispered a secret in my ear so no one else could hear, 真题链接（外研版高中选择性必修第一册同步练习）：There was a (whisper)among the students when the teacher left the classroom.（答案：whisper) 9.spot/spDt/h.地点，处所 词汇变形 动词形式：spot(发现，认出) 形容词形式：spotted(有斑点的) 构词解析 后缀-d:加在名词后构成形容词，表”有..特征的”；动词形式为同源词（词义由”地点”引申为 发现地点)。 例句：I spotted my old friend in the crowd at the station, 真题链接（外研版高中选择性必修第一册教材例句）：This is the spot where the accident happened last week 10.roar3:()/W.哄笑 词汇变形 名词形式：roar（吼叫，咆哮) 形容词形式：roaring(轰鸣的，喧闹的) 高中外研版 【选择性必修第一册】Unit1词汇变形及词缀精讲 构词解析 后缀-ig:加在动词后构成形容词或名词，表”动作或状态”。 固定搭配：roar with laughter(哄堂大笑) 例句：The audience roared with laughter at the comedian's joke. 真题链接（外研版高中选择性必修第一册同步练习）：The lion let out a loud(roar)that scared ever yone nearby.(答案：roar) 综合训练 一、 根据句意及汉语提示完成单词 6.The (作曲家)spent three years creating this symphony. 7.We need to solve the math (等式)before the class ends. 8.Her(低语)was barely heard in the noisy room. 9.The bright sun (the entire garden in the morning. 10.There was a loud (咆哮)from the lion in the zoo, 二、用所给单词的适当形式填空 1.The little girl spoke (gentle)to the injured bird. 2.Don't (complicated)the problem with unnecessary details. 3.After hours of discussion,they finally (conclude)the meeting. 4.The (illuminate)street made it easy to walk at night. 5.She has a(spot)dress that looks very unique. 6.The audience (roar)with laughter at the funny performance. 7.His (cruel)towards animals made everyone angry. 三、完成句子（每空一词) 1.我们可以从这些数据中得出结论：努力工作会带来成功。 We can that hard work leads to success from these data. 2.风轻轻地吹过湖面，泛起了涟漪。 The wind blew the lake,creating ripples. 4 高中外研版 【选择性必修第一册】Unit1词汇变形及词缀精讲 3.这个问题太复杂了，我无法解决。 The problem is for me to solve 4.他残忍地对待那只小狗，这让我们很生气。 He treated the little dog which made us angry. 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。 Mozart,a famous (compose),was known for his amazing musical talent. He could (conclude)a piece of music in a short time.One day,he attended a party where the room was (illuminate)by beautiful candles.A guest asked him to (compose)a song on the spot.Mozart smiled(gentle)and began to play.The music was so beautiful that everyone stopped talking.Some even (whisper)about how talented he was.No one thought such a (complicate)piece could be created so quickly.At the end,the audience(roar)with applause.Mozart took a bow and said,"Music is the(cruelty)yet most wonderful language in the world..” 参考答案 I.根据句意及汉语提示完成单词 6.composer 7.equation 8.whisper 9.illuminates 10.roar IL.用所给单词的适当形式填空 1.gently 2.complicate 3.concluded 4.illuminated 5.spotted 6.roared 7.cruelty I.完成句子 1.conclude from data 2.gently across 3.too complicated 4.cruelly V.语篇填空 1.composer 2.conclude 3.illuminated 4.compose 5.gently 6.whispered > complicated 8.roared 9.cruelest