Unit 4 Humour Topic Talk-2025-2026学年高中英语选择性必修第二册期末词汇复习（北师大版）

期末词汇复习 选修2·北师大版·Unit4:HumourTopicTalk 一、】 重点单词详解 1:pretend 一、核心考点 词性：i.&t 核心义：假装，装作 二、构词法（词性转换） 前缀：pre（预先，向前)+tend(伸展，趋向)→预先做出某种姿态→假装 形容词：pretended(adj.假装的；虚假的) 名词：pretence/pretension(n.假装；借口；自命不凡) 三、用法与常见搭配 pretend to do sth.(假装做某事，强调动作未发生) pretend to be doing sth.(假装正在做某事，强调动作进行中) pretend to have done sth.（假装做过某事，强调动作已完成) pretend that+从句（假装…） 四、重点辨析 pretend vs..fake:pretend侧重主观故意假装”，如pretend illness(装病)；fake侧重”伪 造？实物或数据，如fake documents(伪造文件)。 2:humorous 一、核心考点 词性：adj 核心义：幽默的，诙谐的 、 构词法（词性转换） 名词：hmor/humour(n.幽默；心情) 形容词：humorous(由humor+-ous构成，表”具有…性质的) 副词：humorously(adv.幽默地) 用法与常见搭配 a humorous story/joke(幽默的故事/笑话) be humorous about sth.(对某事幽默处理) speak/write humorously(幽默地说/写) 四、拓展 近义替换：witty(adj.机智的，风趣的)，fny(adj.滑稽的，侧重令人发笑) 3:imitate “、 核心考点 词性：t 核心义：模仿：仿效 二、构词法（词性转换） 名词：imitation(n.模仿；仿制品) 形容词：imitative(adj.模仿的；仿制的) 三、用法与常见搭配 imitate sb.sth.(模仿某人/某物) imitate the way sb.speaks(模仿某人说话方式) imitate after（仿照…制作) 四、重点辨析 imitate vs.copy:imitate侧重”模仿行为或风格”，如imitate her accent(模仿她的口音)： copy侧重”复制原件”，如copy the file（复制文件)。 4:interact 、核心考点 词性：vi 核心义：交流：交往；相互作用 构词法（词性转换） 前缀：inter--（相互)+act（行动)→相互行动→互动 名词：interaction(n.相互作用；交流) 形容词：interactive(adj山.互动的；交互式的) 三、用法与常见搭配 interact with sb./sth.(与某人/某物互动) social interaction(社交互动) interactive teaching(互动教学) 四、拓展 固定搭配：interaction between A and B(A与B之间的相互作用) 5:significant 核心考点 词性：adj 核心义：重要的，重大的：显著的 二、构词法（词性转换） 名词：significance（n.重要性；意义) 副词：significantly(adv.显著地；重要地) 三、用法与常见搭配 a significant change/achievement(重大变化/成就) be significant for（对….重要) significantly higher/lower(显著更高/更低) 四、重点辨析 significant vs.important:significant强调”影响深远或数据上显著”，如significant progress (显著进步)；important侧重”主观认为重要”，如important meeting(重要会议)。 6:enhance 、 核心考点 词性：t 核心义：增强；改进；提高 构词法（词性转换） 名词：enhancement(n.增强；改进) 三、用法与常见搭配 enhance sth.(增强某物) enhance one's confidence/.ability(增强信心/能力) enhance the quality of life(提高生活质量) 四、近义替换 improve(改进，侧重过程)，strengthen（加强，侧重力量)，boost(提升，口语化) 7:potential 核心考点 词性：n.&adj 核心义：n.潜力，潜能；ad山j.潜在的，可能的 二、构词法（词性转换） 副词：potentially(adv.潜在地；可能地) 三、用法与常见搭配 名词：develop/exploit one's potential(开发/挖掘潜力) have the potential to do sth.(有做某事的潜力) 形容词：potential danger/risk(潜在危险/风险) a potential solution(可能的解决方案) 四、搭配区别 potential(adj.)作定语时，仅用于名词前，如potential customers(潜在客户) 8:embarrassed 一、核心考点 词性：adj 核心义：难堪的，尴尬的 构词法（词性转换） 动词：embarrass(t.使尴尬；使难堪) 名词：embarrassment(n.尴尬；难堪的事) 形容词：embarrassing(adj.令人尴尬的) 三、用法与常见搭配 be embarr'assed about sth.(因某事尴尬)》 feel embarrassed to do sth.(做某事感到尴尬) an embarrassing situation（令人尴尬的局面) 四、重点辨析 embarrassed vs.embarrassing:embarrassed修饰人（感到尴尬的），如I felt embarrassed; embarr'assing修饰物（令人尴尬的），如an embarrassing mistake。 9:confused 核心考点 词性：adj 核心义：困惑的：混乱的 二、构词法（词性转换） 动词：confuse(vt.使困惑；混淆) 名词：confusion(n.困惑；混乱) 形容词：confusing(adj.令人困惑的) 三、用法与常见搭配 be confused about sth.(对某事困惑) get confused(感到困惑) a confusing instruction(（令人困惑的指示) 四、固定搭配 confuse A with B(把A和B混淆) in confusion(困惑地：混乱地) 10:terrified 、 核心考点 词性：adj 核心义：极度惊恐的 二、构词法（词性转换） 动词：terrify(vt.使恐惧：使惊吓) 名词：terror(n.恐惧；恐怖) 形容词：terrifying(adj.令人恐惧的) 三、用法与常见搭配 be terrified of sth./doing sth.(害怕某物/做某事) be terrified to do sth.(因恐惧而不敢做某事) a terrifying experience(恐怖的经历) 四、重点辨析 terrified vs.afraid:terrified程度重于afraid,强调'极度恐惧”；afraid为普通用词，可接 of/that从句，如I'm afraid of dogs/I'm afraid that I can't come.. 二、词汇巩固练习 (一)单项选择(10题) 1.She tried to illness to avoid the exam,but the teacher saw through her. A)fake B)pretend C)imitate D)copy 2.The comedian's_stories made the audience laugh loudly. A)witty B)funny C)humorous D)confusing 3.Young children often their parents'behavior without even realizing it. A)copy B)imitate C)fake D)interact 4.In online learning,students need to_actively with teachers and classmates. A)interact B)enhance C)pretend D)confuse 5.The discovery of new energy sources has brought about a_change in environmental pro- tection. A)important B)significant C)potential D)embarrassing 6.Regular exercise can_both physical health and mental well-being A)improve B)strengthen C)boost D)enhance 7.With proper training,every student has the_to achieve academic success A)potential B)significance C)interaction D)enhancement 8.He feltwhen he forgot his lines in front of the whole class. A)embarrassing B)embarrassed C)confused D)terrifying 9.The instructions were so_that no one could understand how to operate the machine. A)confused B)confusing C)terrified D)terrifying 10.She was of heights and refused to go up to the top floor ofthe building A)afraid B)terrified C)embarrassed D)confused (二)根据提示补全句子(10题) 1.The actor's_(pretend)smile didn't fool anyone. 2.Mark Twain is famous for his(humor)writing style 3.The artist spent years_(imitate)the painting techniques of Van Gogh. 4.Positive(interact)between parents and children is crucial for family harmony. 5.The new policy has great_(significant)for reducing air pollution. 6.The company invested heavily in technology to(enhance)its product quality 7.The team needs to develop its(potential)to win the championship 8.To avoid_(embarrass),she decided to leave the party early 9.The sudden noise caused(confuse)among the crowd. 10.The_(terrify)storm destroyed several houses in the village. (三)首字母填空(10题) 1.Don't pto know everything-no one is perfect. 2.A h person can always make others laugh even in difficult times. 3.It's not polite to i others'accents to make fun of them. 4.Social media allows people to iwith friends across the world 5.The invention of the Internet was a s_event in human history. 6.Reading widely can e your vocabulary and writing skills. 7.Everyone has p;the key is to discover and develop it. 8.She was so ewhen she tripped in the hallway that she ran away. 9.The map was so cthat we got lost on the way to the museum. 10.The child was t when she saw the big dog running toward her. (四)答案与解析 1.单项选择答案：B C B A B D A BBB 2.补全句子答案： 1.pretended 2.humorous 3.imitating 4.interaction 5.significance 6.enhance 7.potential 8.embarrassment 9.confusion 10.terifying 3.首字母填空答案： 1.pretend 2.humorous 3.imitate 4.interact 5.significant 6.enhance 7.poten- tial 8.embarrassed 9.confusing 10.terrified 英语词汇复习手册·选修2·Unit4:Humour Topic Talk