Unit 1 Life Choices Topic Talk-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）

高中英语北师大版 【必修1】 词汇变形及词缀精讲 必修1 【Unit 1】Life Choices Topic Talk 词汇变形及词缀精讲 全部单元单词 senior/"sinia/adj.较高的，高 expectation/.ekspek'ten/n.期leisure/Ple3/n.空闲，闲暇，业 级的(6 待：预料，预期(6 余时间(101) secondary/'sekandari/adj.中等confidence/'kpnfidans/n.自信，recover /r'kAva/vi.恢复健康， 教育：中级的：次要的（⑥） 信心；信赖(6) 康复(101) stressful/'stresfl/adj.充满压力competence/'kompitns/n.能力，injury/nd3Iri/n.伤，损害 的，紧张的（⑥） 胜任(6 (101) challenging/Pt∫elnd3/adj.富chapter/Pt∫epta/n.一段时期；plus /plAs/adj.有利的，好的： 有挑战性的(6) 章节(101) prep.加(101) differ/'dfa/v.不同，不一样，all in all总而言之，总的来说unfortunately/n'fo:tfanatli/ 有区别(6) (101) adv.不幸地：令人遗憾地(101) previous/pri:vias/adj.以前的，apartment/A'pa:tmant/n.公寓challenge/taelmd3/n.挑战；具 先前的(6) 套房(101) 有挑战性的事物：V.向…挑 dynamic/dar'naemik/adj.充满am/,er'em/(ante meridiem)午战(10l) 活力的：精力充沛的(6) 前，上午(101) arise/'raiz/vi.(问题或困难)出 campus/kampas/n.校园(6) shift//n.(工厂、医院等轮班现，发生(101) schedule/P∫edju:l/n.日程表，计制的)当班时间(I01) 划表(6) pressure/'pre/n.压力(I01) 词汇变形及词缀精讲 1.secondary/'sekandari/adj.中等教育；中级的；次要的 词汇变形 名词形式：second(秒：第二) 构词解析 前缀se-:表“分开、离开”；后缀-y:加在名词后构成形容词，表“与…有关的：具有…性 质的”。secondary由second(第二)+-ay构成，意为“第二的：次要的”。 同类词：primary(首要的；初级的) 例句：Secondary education in China usually includes grades7tol2. 真题链接（北师大版高中必修1同步练习)： (second)school students should pay more attention to developing practical skills..(答案：Secondary) 高中英语北师大版 【必修1】 词汇变形及词缀精讲 2.stressful/'stresfl/adj.充满压力的，紧张的 词汇变形 名词形式：stress(压力：紧张) 动词形式：stress(强调：加压) 构词解析 后缀ful:加在名词后，构成形容词，表“充满…的；具有…性质的”。stressful由stress+ful 构成，意为“充满压力的”。 同类词：helpful(有帮助的)、wonderful(精彩的) 例句：Preparing for exams can be a stressful time for students.. 真题链接（北师大版高中必修1教材例句）：Many students find the first year of senior high school stressful. 3.challenging/'t∫elnd3/adj.富有挑战性的 词汇变形 动词形式：challenge(挑战：质疑) 名词形式：challenge(挑战：难题) 构词解析 后缀-ing:加在动词后，构成形容词，表“令人…的”。challenging由challenge+-ing构成，意为 “令人挑战的：富有挑战性的”。 同类词：interesting(有趣的)、exciting(令人兴奋的) 例句：Learning a new language is both challenging and rewarding 真题链接（北师大版高中必修1同步练习)：The task requires creativity and problem-solving skills,so it is quite (challenge).(答案：challenging) 4.previous/'pri:vias/adj.以前的，先前的 构词解析 前缀pre-:表“在…之前；预先”；词根Vi(=way),-ous为形容词后缀。previous意为“在之前 的道路上的”，即“先前的：以前的”。 同类词：predict(预测)、preparation(准备) 例句：She has no previous experience in teaching 真题链接（北师大版高中必修1教材例句）：Compared with previous years,this year’s winter is much colder 5.confidence/'kpnfidans/n.自信，信心；信赖 词汇变形 形容词形式：confident(自信的：确信的) 副词形式：confidently(自信地；确信地) 构词解析 前缀con-(=together),词根fid(=tust,信任)，后缀-ence构成名词。confidence意为“共同信任： 信心”。形容词confident由confidence去-ence加-ent构成。 固定搭配：have confidence in(对…有信心)=be confident in 例句：Building confidence is important for personal development. 2 高中英语北师大版 【必修1】 词汇变形及词缀精讲 真题链接（北师大版高中必修1同步练习）：She spoke (confidence)in front of the whole class.(答案：confidently) 6.competence/'kpmpitns/n.能力，胜任 词汇变形 形容词形式：competent(有能力的：胜任的) 构词解析 前缀com-(-together),词根pet(=seek,追求)，后缀-ence构成名词。competence意为“共同追 求的能力”，即“胜任力；能力”。形容词competent由competence去-ence加-ent构成。 同类词：compete(竞争)、competition(比赛) English competence is necessary for international communication. 真题链接（北师大版高中必修1同步练习）：Only those with professional (competent)can apply for this job.(答案：competence) 7.recover /rI'kAva/vi.恢复健康，康复 词汇变形 名词形式：recovery(恢复；康复) 构词解析 前缀re-:表“再次：重新”；词根cover(=cover,覆盖；包含)。recover意为“重新覆盖（身体机 能)”，即“恢复健康；康复”。 同类词：return(返回)、rebuild(重建) 例句：It took her three months to recover from the illness. 真题链接（北师大版高中必修1教材例句)：He is now recovering from a knee injury. 8.injury/'nd3rin.伤，损害 词汇变形 动词形式：injure(伤害；损害) 形容词形式：injured(受伤的) 构词解析 前缀in-(=in),词根jur(=law;ight,法律；权利)，后缀-y构成名词。injury原指“违反法律或 权利”，后引申为“伤害：损害”。 同类词：justice(正义)、juror(陪审员) 例句：He suffered a serious injury in the car accident, 真题链接（北师大版高中必修1同步练习）：The (injure)player was taken to hospital immediately..(答案：injured) 9.unfortunately/n'fo:tfanatli/adv.不幸地：令人遗憾地 词汇变形 形容词形式：unfortunate(不幸的：遗憾的) 名词形式：fortune（运气；财富) 构词解析 前缀un-:表否定；词根fortun(=chance,运气)，后缀-ate构成形容词，-y构成副词。unfortunately 3 高中英语北师大版 【必修1】 词汇变形及词缀精讲 由fortune→fortunate(幸运的)→nfortunate(不幸的)+-ly构成，意为“不幸地”。 同类词：unhappy(不开心的)、unlucky(不幸的) 例句：Unfortunately,.I missed the last bus and had to walk home. 真题链接（北师大版高中必修1教材例句)：Unfortunately,his attempt to solve the problem failed. 10.challenge/'tfaelid3/n.挑战：具有挑战性的事物：v.向…挑战 词汇变形 形容词形式：challenging(富有挑战性的) 构词解析 词根challeng(=call out,召唤；质问)，后缀-e构成动词或名词。challenge作动词时意为“召唤（对 方)：挑战”，作名词时意为“挑战：难题”。 例句：As a student,you should face challenges bravely. 真题链接（北师大版高中必修1同步练习）：Teachers often (challenge)students to think independently.(答案：challenge) 11.arise/'raz/vi.(问题或困难)出现，发生 词汇变形 过去式：arose 过去分词：arisen 构词解析 前缀a-(=ad-,向)，词根rise(上升：出现)。aris意为“向上出现”，即“发生；出现”，通常指问 题、困难等抽象事物的出现。 同类词：arise（出现)、ise(上升)、raise（举起；提高) 例句：New problems may arise as we carry out the plan. 真题链接（北师大版高中必修1教材例句)：Many difficulties arose when they tried to cross the desert. l2.pressure/'pre/n.压力 词汇变形 动词形式：press(按：压；逼迫) 形容词形式：pressing(紧迫的；迫切的) 构词解析 词根press(press,压)，后缀-ure构成名词。pressure意为“压力；压迫”。 固定搭配：under pressure(在压力下) 例句：Too much work pressure can affect one's health, 真题链接（北师大版高中必修1同步练习)：Parents should not put too much (press)on their children to study.（答案：pressure) 4 高中英语北师大版 【必修1】 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 1.Secondary education in many countries includes both junior and senior high school. 2.Don't put too much (压力)on yourself,take it easy. 3.She has made great progress in her studies with the help of her (先前的)teacher. 4.The athlete is still in the process of (恢复)from a serious injury. 5.The (of climbing Mount Everest attracted many adventurers. 6.His (in public speaking comes from years of practice. 二、用所给单词的适当形式填空 1.The first year of college can be (stress)for many students. 2.She faced many difficulties in her (previous)job 3.The team showed great (competent)in solving the technical problem. (unfortunate),the project had to be stopped due to lack of funds. 5.He (injure)his knee while playing football last weekend. 6.Learning to play a musical instrument requires (persist)and patience. 7.The company is looking for someone with (lead)skills and experience. 三、完成句子（每空一词） 1.与去年相比，今年的销售额增长了10%。 last year,this year's sales have increased by 10%. 2.她花了很长时间才从疾病中康复过来。 It took her a long time to her illness. 3.这项任务很有挑战性，但也很有回报。 The task is rewarding. 4.在压力下工作时，人们容易犯错。 People tend to make mistakes when working 5 高中英语北师大版 【必修1】 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。 High school life can be both exciting and challenging.For many students,the transition from (second)school to senior high brings new opportunities and difficulties.The workload becomes heavier,and there is more (press)to perform well academically. (previous)study habits may not be sufficient,so students need to develop new strategies. Some find it (stress)to balance their studies and extracurricular activities.However, with (confident)and perseverance,most students adapt successfully. Teachers often encourage students to face challenges bravely.They believe that overcoming difficul- ties helps build (competent)and character. (fortune),there are also many resources available,such as counseling services and study groups,to support students during this period. 参考答案 I根据句意及汉语提示完成单词 1.Secondary 2.pressure 3.previous 4.recovery 5.challenge 6.confidence Ⅱ.用所给单词的适当形式填空 1.stressful 2.previous 3.competence 4.Unfortunately 5.injured 6.persistence 7. leadership IL.完成句子 1.Compared with 2.recover from 3.challenging but also 4.under pressure V.语篇填空 1.secondary 2.pressure 3.Previous 4.stressful 5.confidence 6.competence 7」 Fortunately 6