Unit 3 Be Active and Healthy 一-2025-2026学年高中英语词汇变形及词缀精讲必修第二册（冀教版）

高中英语冀教版 【必修2】 词汇变形及词缀精讲 必修2 【Unit3】Be Active and Healthy! 词汇变形及词缀精讲 全部单元单词 nowadays/'navaderz/adv.现今 engine/'end3m/n.发动机 oxygen/.'DksId3an/m.氧；氧气 sedentary/'sedntri/adj.久坐不动rura/'ruaral/adj.乡村的；农村ignore/ig'no:)/w.忽视 的 的 tissue/,'tun.组织；纸巾 beer/bI3()/n.啤酒 transportation/traenspo:'teifn/n. sim/slm/adj.苗条的：纤细的 sufficient/sa'funt/adj.足够的 交通工具：运输 reduce/rr'dju:sv.减少，缩小 illustrate/'Ilastrert/w.说明，解释boxing/'bpks)/m.拳击（运动） prevent/prr'vent/v..阻止；阻碍 shock/ok/w.&n.震惊 champion/'t∫empian/m.冠军 aerobics/,e3'raubiks/n.有氧运动 diabetes/,daia 'bi:ti:zn.糖尿病 escape/I'skep/n.&v.逃跑；逃脱 button/,'bAtn/n.按钮；纽扣 lung//n.肺 词汇变形及词缀精讲 l.sufficient/sa'fnt/adj.足够的 名词形式：sufficiency 副词形式：sufficiently 构词解析：后缀-ent:构成形容词：-ency是对应的名词后缀；ly构成副词。 例句：We need sufficient time to finish the project before the deadline, 真题链接（冀教版高中必修2同步练习）：Make sure you have (sufficiency)evidence to support your idea.(答案：sufficient) 2.illustrate/'lastreIt/v.说明，解释 名词形式：illustration(插图：说明) 形容词形式：illustrative(说明性的) 构词解析：前缀il.(强调作用)+lustr(光，照亮)+后缀-ate(构成动词)：-ion构成名词：-ive构 成形容词。 The teacher used a diagram to illustrate the process of photosynthesis. 真题链接（冀教版高中必修2教材例句)：This example clearly illustrates the importance of teamwork. 3.shock/Dk/W.&n.震惊 形容词形式：shocking(令人震惊的)、shocked(感到震惊的) 高中英语冀教版 【必修2】 词汇变形及词缀精讲 副词形式：shockingly 构词解析：后缀-ing:表”令人…的”（修饰事物）：d:表”感到…的’（修饰人)：-y构成副词。 例句：The news of the accident was shocking to everyone in the community. 真题链接（冀教版高中必修2同步练习）：She was (shock)when she heard about her friend's sudden illness.(答案：shocked) 4.ignore1g'n:)/w.忽视 名词形式：ignorance(无知) 形容词形式：ig1 orant（无知的；忽视的) 构词解析：前缀ig-(=in-,表否定)+nor（知道)+后缀-e(构成动词)：-ance构成名词；-ant构 成形容词。 例句：It's dangerous to ignore traffic rules when crossing the road. 真题链接（冀教版高中必修2同步练习)：His(ignore)of the warning led to the serious mistake. (答案：ignorance) 5.reduce'dju:sv.减少，缩小 名词形式：reduction 形容词形式：reducible(可减少的) 构词解析：前缀re-(表”回、再”)+duc(引导)+后缀-e(构成动词)：tion构成名词：-ible构成 形容词（表”可…的”）。 例句：We can reduce air pollution by using public transportation. 真题链接（冀教版高中必修2教材例句）：The government is taking measures to reduce the cost of living. 6.prevent /prI'vent/v.阻止；阻碍 名词形式：prevention 形容词形式：preventive(预防性的) 构词解析：前缀pre-(表”预先”)+vent(来)+后缀-e(构成动词)：-ion构成名词：-ive构成形 容词。 例句：Regular exercise can help prevent many diseases. 真题链接（冀教版高中必修2同步练习）：The(prevent)of forest fires is very important in dry seasons.(答案：prevention) 7.rural/ruaral/adj.乡村的；农村的 名词形式：urality(乡村特色) 反义词：urban(城市的) 构词解析：词根r(乡村)+后缀-al(构成形容词)。 The government is working to improve medical services in rural areas. 真题链接（冀教版高中必修2教材例句）：Many young people are moving from rural to urban areas to find jobs. 8.escape'skep/m.&v.逃跑；逃脱 2 高中英语冀教版 【必修2】 词汇变形及词缀精讲 形容词形式：escaped(逃脱的) 构词解析：前缀e(=ex-,表”出”)+scape（遮蔽处)，字面意思”从遮蔽处出来”，引申为”逃脱”。 例句：The prisoners attempted to escape from the jail last night. 真题链接（冀教版高中必修2同步练习）：The(escape)tiger was caught by the police after two days.(答案：escaped) 9.champion/'tfaempian/n.冠军 动词形式：champion(支持，捍卫) 形容词形式：championship(冠军称号；锦标赛) 构词解析：词根chap(战场)+后缀-ion(构成名词)：动词形式由名词转化而来，表”像冠军一 样支持”。 例句：She won the champion in the national swimming competition 真题链接（冀教版高中必修2同步练习）：He has been_(champion)the rights of children for many years..(答案：championing) 10.aerobics/ea'raubiks/h.有氧运动 形容词形式：aerobic(有氧的) 构词解析：前缀aero-（空气)+bios(生命)+后缀-ics(表”学科、活动”)：-ic构成形容词。 例句：Doing aerobics regularly can improve heart health. 真题链接（冀教版高中必修2教材例句）：Aerobic exercise,.such as running and swimming,is good for the lungs. 11.tissue/'tu:m.组织：纸巾 形容词形式：tissular(组织的) 构词解析：源自拉丁语'texere”(编织)，后缀-ue构成名词：-ular构成形容词。 例句：The doctor examined the tissue sample under the microscope. 真题链接（冀教版高中必修2同步练习）：Please pass me a box of(tissue)from the shelf.(答 案：tissues) 12.slim/slm/adj.苗条的；纤细的 动词形式：slim(减肥：变苗条) 副词形式：slimly 名词形式：slimness 构词解析：后缀-y构成副词；ness构成名词。 例句：she has been trying to slim down by exercising and eating healthily. 真题链接（冀教版高中必修2同步练习）：Her(slim)figure makes her look very elegant.(答 案：slim) 高中英语冀教版 【必修2】 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.We need (足够的)time to prepare for the exam. 7.The diagram is used to (说明)the process clearly. 8.The (乡村的)areas have fresh air and beautiful scenery. 9.He won the (冠军)in the 100-meter race 10. (有氧运动)is good for improving physical fitness.. 二、用所给单词的适当形式填空 1.Her (ignore)of the safety rules led to the accident.(ignore) 2.The (illustrate)in the book helps readers understand the story better.(illustrate) 3.It is (shock)to hear about the sudden death of the young actor.(shock) 4.The government has taken measures for the(prevent)of water pollution.(prevent) 5.She has been(champion)environmental protection for many years.(champion) 6.The (reduce)of carbon emissions is an important task for all countries.(reduce) 7.The (escape)prisoner was caught by the police after three days.(escape) 8.He is (sufficient)experienced to handle this difficult problem.(sufficient) 三、完成句子（每空一词） 1.这个例子清楚地说明了团队合作的重要性。 This example clearly the importance of teamwork. 2.定期锻炼有助于预防许多疾病。 Regular exercise can help many diseases. 3.他忽视了老师的警告，结果犯了一个严重的错误。 He the teacher's warning,and as a result,made a serious mistake. 4.政府正在努力改善农村地区的医疗服务。 The government is working to improve medical services in areas. 4 高中英语冀教版 【必修2】 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 healthy lifestyle is important for everyone.To stay fit,we should do (aerobic)exercise reg- ularly,such as running or swimming.It can help(reduce)the risk of heart disease.However, some people(ignore)the importance of exercise and have bad habits.Last week,a (shock)report showed that many young people in(rural)areas lack physical activity.Dr. Wang,who (champion)public health for years,gave a lecture.He used diagrams to(il- lustrate)the benefits of exercise.He also emphasized the(prevent)of illness through healthy habits."We need (sufficient)awareness of health,"he said.After the lecture,many people decided to change their lifestyles.They started to exercise and pay attention to their diet. 参考答案 I.根据句意及汉语提示完成单词 6.sufficient 7.illustrate 8.rural 9.champion 10.Aerobics Ⅱ.用所给单词的适当形式填空 1.ignorance 2.illustration 3.shocking 4.prevention 5.championing 6.reduction 7.escaped 8.sufficiently ⅡI.完成句子 1.illustrates 2.prevent 3.ignored 4.rural V.语篇填空 1.aerobic 2.reduce 3.ignore 4.shocking 5.rural 6.has championed 7.illustrate 8.prevention 9.sufficient 5