Unit 1 Plants-Reading Actively-2025-2026学年高中英语词汇变形及词缀精讲选择性必修第二册（重庆大学版）

高中选择性必修第二册重大版 【寒假专版】 词汇变形及词缀精讲 寒假专版 【Unit 1】Plants-Reading Actively 词汇变形及词缀精讲 全部单元单词 brush /braf/n.~.刷，擦拭 contest/'kontest/n.;kan'test/w.engage/im'geId3v.参与；从事： remarkable /rI'ma:kabl/adj. 竞赛；争夺 吸引 凡的：显著的 persuade /p3'sweid/.说服；劝statement/'steitmant/h.陈述；声 shoot小ut/w.n.射击；芽 说 明 wreckage/'rekd3/h.残骸：残余contestant /kan'testant/h.参赛 物 者：竞争者 词汇变形及词缀精讲 1.remarkable /r'ma:kabl/adj.非凡的：显著的 词汇变形 动词形式：remark(评论：注意到) 名词形式：remark(评论) 构词解析 前缀re-:表“再次、反复”；词根mark:表“标记”；后缀-able:构成形容词，表“可…的；具 有…性质的”，合为“值得反复标记的”→“显著的”。 同类词：comfortable(舒适的)、reasonable(合理的) Her remarkable courage in facing difficulties inspired everyone around her. 真题链接（重庆大学版高中选择性必修第二册同步练习)：The scientist made a (remark)dis- covery that changed the field of medicine.（答案：remarkable) 2.contest/'kpntest/h.竞赛；kan'test/w.争夺 词汇变形 名词形式（参赛者)：contestant 构词解析 前缀con-:表“共同、一起”；词根test:表“测试、验证”，合为“共同测试”一“竞赛”（名词）： 动词意为“争夺”时强调“通过竞争验证胜负”。 contestant由contest+后缀-ant(表“人”)构成，意为“参赛者”。 同类词：assistant(助手)、student(学生) 例句：She won first prize in the English speech contest last year.. 1 高中选择性必修第二册重大版 【寒假专版】 词汇变形及词缀精讲 真题链接（重庆大学版高中选择性必修第二册教材例句)：Each contestant will have5 minutes to present their ideas in the debate contest. 3.contestant/kan'testant/m.参赛者；竞争者 词汇变形 动词形式：contest(争夺：竞争) 名词形式（竞赛）：contest 构词解析 由contest(竞赛)+后缀-ant（表“人”)构成，指“参加竞赛的人”。 同类词：applicant(申请人)、inhabitant(居民) The young contestant impressed the judges with her excellent performance 真题链接（重庆大学版高中选择性必修第二册同步练习)：All(contest)must register before Friday to join the singing competition.(答案：contestants) 4.engage/m'geId3.参与：从事：吸引 词汇变形 形容词形式：engaged(忙碌的；已订婚的) 名词形式：engagement(参与；订婚) 构词解析 前缀n-:表“使…进入状态”；词根gage:表“保证、承诺”，合为“使投入承诺”→“参与；吸 引”。 engaged为过去分词作形容词，表“处于参与状态的”一“忙碌的”；engagement由engage+后缀 -ment（表“动作或状态”)构成。 Students should actively engage in class discussions to improve their communication skills. 真题链接（重庆大学版高中选择性必修第二册教材例句)：She is engaged in research on environmental protection and has published many papers. 5.statement/'stertmant//h.陈述；声明 词汇变形 动词形式：state(声明：陈述) 构词解析 由state(动词，陈述)+后缀-ment(表“动作或结果”)构成，指“陈述的内容或文件”。 同类词：development(发展)、入movement(运动) The company issued a statement to clarify the misunderstanding about its new policy. 真题链接（重庆大学版高中选择性必修第二册同步练习)：The witness made a detailed (state) about what he saw at the scene..(答案：statement) 6.shoot/utv.射击：发芽 词汇变形 过去式/过去分词：shot 名词形式：shoot(芽：幼苗) 构词解析 2 高中选择性必修第二册重大版 【寒假专版】 词汇变形及词缀精讲 动词意为“射击”时，过去式/过去分词为不规则变化sot:名词“芽”由动词“发芽”引申而来， 指“新生的枝条或幼苗”。 The farmer noticed that the seeds he planted began to shoot after the rain. 真题链接（重庆大学版高中选择性必修第二册同步练习）：He(shoot)an arrow at the target and hit the center.(答案：shot) 7.persuade /p3'sweid/v.说服；劝说 词汇变形 形容词形式：persuasive(有说服力的) 名词形式：persuasion(说服；劝说) 构词解析 前缀per-:表“完全、彻底”；词根suade:表“劝说”，合为“彻底劝说”→“说服”。 persuasive由persuade+后缀-ive(表“有…性质的”)构成：persuasion由persuade+后缀-ion(表 “动作或结果”)构成。 I tried to persuade my parents to let me study abroad,but they were worried about my safety. 真题链接（重庆大学版高中选择性必修第二册同步练习）：Her(per'suade)wordsmade me change my mind about the project..（答案：persuasive) 8.brush /braf/n.刷子；V.刷 词汇变形 第三人称单数：brushes 过去式/过去分词：brushed 构词解析 名词“刷子”和动词“刷”为同源词，动词第三人称单数加-s(以sh结尾)，过去式过去分词加 -ed。 例句：She brushes her teeth twice a day to keep them healthy. 真题链接（重庆大学版高中选择性必修第二册同步练习)：He (brush)the floor carefully to remove all the dust.(答案：brushed) 9.wreckage/'rekd3h.残骸；残余物 词汇变形 动词形式：weck(破坏：使失事) 构词解析 由wreck(动词，破坏)+后缀-age(表“集合名词或结果”)构成，指“被破坏后的残余物”。 同类词：damage(损害)一damage(名词)、package(包裹) The rescuers searched the wreckage for survivors after the plane crash. 真题链接（重庆大学版高中选择性必修第二册教材例句)：They found some valuable items among the wreckage of the sunken ship. 3 高中选择性必修第二册重大版 【寒假专版】 词汇变形及词缀精讲 综合训练 一、 根据句意及汉语提示完成单词 6.The scientist's (非凡的)discovery changed the field of medicine. 7.A11 (参赛者)must register before Friday to join the competition. 8.The company issued a (声明)to clarify the new policy. 9.Rescuers searched the (残骸)for survivors after the crash. 10.Her (参与)in the project led to its success. 二、用所给单词的适当形式填空 1.She made a (remark)contribution to environmental protection.(remark) 2.Each (contest)will present their ideas in 5 minutes.(contest) 3.Students should actively(engage)in class discussions.(engage) 4.The witness provided a detailed (state)about the accident.(state) 5.He (shoot)an arrow and hit the target.(shoot) 6.Her (persuade)words changed my mind.(persuade) 7.He (brush)the floor to remove all dust.(brush) 8.The storm caused serious_ (wreck)to the village.(wreck) 三、完成句子（每空一词） 1.她的非凡勇气鼓舞了周围所有人。 Her inspired everyone around her. 2.这位年轻参赛者的表演给评委留下了深刻印象。 The young the judges with her performance 3.他致力于环保研究并发表了多篇论文。 He is research on environmental protection. 4.公司发布声明澄清了对新政策的误解。 The company issued a to the misunderstanding 4 高中选择性必修第二册重大版 【寒假专版】 词汇变形及词缀精讲 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。 A (remark)scientist once made a great discovery.In a science (contest),he explained his research to the (contest).His speech(engage)everyone in the room.Later,he issued a (state)about his findings.When asked about his success,he said,"It takes (persuade)and hard work to achieve goals."Once,he even helped search through (wreck)to collect data for his study. 参考答案 I.根据句意及汉语提示完成单词 6.remarkable 7.contestants 8.statement 9.wreckage 10.engagement Ⅱ.用所给单词的适当形式填空 1.remarkable 2.contestant 3.engage 4.statement 5.shot 6.persuasive 7.brushed 8.wreckage I.完成句子 1.remarkable courage 2.contestant impressed 3.engaged in 4.statement;clarify V语篇填空 1.remarkable 2.contest 3.contestants 4.engaged 5.statement 6.persuasion 7. wreckage 5