Unit 3 Be Active and Healthy 一-2025-2026学年高中英语词义辨析及同义替换精讲必修第二册（冀教版）

高中英语冀教版 【必修2】 Unit3词义辨析及同义替换精讲 健康生活专题 【Unit3】Be Active and Healthy! 词义辨析及同义替换精讲 本单元核心词汇 一、全部单元单词 nowadays/'navadeiz/adv.现今 engine/'end3m/n.发动机 oxygen/'DksId3an/n.氧；氧气 sedentary/'sedntri/adj.久坐不动rural/'ruaral/adj.乡村的：农村 ignore/1g'n:r)）/w.忽视 的 的 tissue/'tu:n.组织：纸巾 beer/bia(r)/.啤酒 transportation/transpo:'teIfn/n. sim/slm/adj.苗条的；纤细的 sufficient/ss'fint/adj.足够的 交通工具；运输 reduce/rI'dju:sv.减少，缩小 illustrate/'lastrert/w.说明，解释 boxing/bDks四/h.拳击（运动） prevent/prr'vent/v.阻止；阻碍 shock/小okv.&n.震惊 champion/'t∫empian/m.冠军 aerobics/.e3'raubiks/n.有氧运动 diabetes/,daia 'bi:ti:zh.糖尿病 escape/1'skep/n.&v.逃跑；逃脱 button/bAtn/h.按钮；纽扣 lung/l/m.肺 词义辨析及同义替换 1. sufficient/ss'fint/adj.足够的 词义辨析： sufficient:侧重表示数量或程度上”刚好满足需求”，较正式，多用于书面语。 enough:含义与sufficient基本一致，但更口语化，可作形容词或副词，作形容词时可置于名词 前或后。 同义替换： enough,adequate 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） The company provided materials for the experiment,so we didn't need to buy any more A.limited B.sufficient C.rare (答案：B) 2.gnore/1gn:)/w.忽视 词义辨析： 高中英语冀教版 【必修2】 Unit3词义辨析及同义替换精讲 ignore: 强调故意对某事或某人不予理会”，主观上有意识地忽略。 neglect:侧重”因粗心或不重视而未给予应有的关注”，可能导致不良后果。 同义替换： neglect,overlook 例句： He ignored the teacher's warning and continued to talk in class. 真题链接：（冀教版高中必修2单元测试） It's unwise to your parents'advice when making important decisions. A.accept B.ignore C.follow (答案：B) 3.reduce /r'dju:sw.减少，缩小 词义辨析： reduce:指”数量、程度、尺寸等变小或降低”，常用搭配red1ce.to…(将…减少到…)。 decrease:与reduce含义相近，但更侧重”逐渐减少”，可作动词或名词。 同义替换： decrease,cut down 例句： Eating less sugar can help reduce the risk of tooth decay. 真题链接：（冀教版高中必修2练习册） The government is taking measures to air pollution in the city. A.increase B.reduce C.protect (答案：B) 4.prevent /prI'vent/v.阻止；阻碍 词义辨析： prevent:强调'采取措施提前阻止某事发生”，常用搭配prevent..from doing..。 stop:含义更广，可指”停止动作”或”阻止某事’，搭配stop.from doing.,口语中from可省略。 同义替换： stop,block 例句： Wearing masks can help prevent the spread of viruses. 真题链接：（冀教版高中必修2同步训练） We should try our best to accidents in the workplace A.cause B.prevent C.encourage (答案：B) 5.ural/ruaral/adj.乡村的；农村的 词义辨析： ural:特指’农村的、乡村的”，与城市(urban)相对，形容词。 countryside:指'农村地区'，是名词，常与in the搭配。 2 高中英语冀教版 【必修2】 Unit3词义辨析及同义替换精讲 同义替换： country,agricultural 例句： The government is working to improve medical services in rural areas. 真题链接：（冀教版高中必修2单元练习） My grandparents prefer living in the area because the air is fresher there A.rural B.urban C.coastal (答案：A) 6.escape1'skeip/n.&v.逃跑；逃脱 词义辨析： escape(v.):侧重”从限制或危险中逃离”，主语通常为”人或动物”，不及物动词，后接from表 示地点。 flee(v.):强调”因恐惧或危险迅速逃离'，可及物或不及物，动作性更强。 同义替换： flee,run away 例句： Two prisoners escaped from the jail last night 真题链接：（冀教版高中必修2测试卷） The cat through the open window before we could catch it. A.escaped B.entered C.remained (答案：A) 7.sim/slm/adj.苗条的：纤细的 词义辨析： lim:形容人身材”修长、苗条”，含褒义，也可指”机会渺茫”。 thi:侧重”瘦的”，中性词，可指健康或不健康的瘦。 同义替换： slender,thin 例句： She keeps slim by doing aerobics every day. 真题链接：（冀教版高中必修2同步练习） Eating a balanced diet and exercising regularly can help you stay A.fat B.slim C.heavy (答案：B) 8.illustrate/'Ilastrert/v.说明，解释 词义辨析： illustrate:指”用例子、图表等具体方式说明'，使内容更清晰。 explain:侧重’用语言详细解释原因或过程'，直接阐明道理。 同义替换： explain,demonstrate 3 高中英语冀教版 【必修2】 Unit3词义辨析及同义替换精讲 例句： The teacher used a map to illustrate the history of the city. 真题链接：（冀教版高中必修2单元测试） The professor his theory with several practical examples. A.ignored B.illustrated C.forgot (答案：B) 9.shock /fok/w.&n.震惊 词义辨析： shock(v.):指”使某人感到震惊”，主语通常为”事件或行为”，人作主语时用be shocked。 surprise(V.):侧重”意外地使某人惊讶”，程度比shock轻。 同义替换： astonish,surprise 例句： The news of the accident shocked everyone in the office. 真题链接：（冀教版高中必修2练习册） We were to hear that our team had won the championship A.shocked B.bored C.relaxed(答案：A) 10.nowadays/'na5 deIz/adv.现今 词义辨析： nowadays::指”当前时期、现在'，多用于句首或句中，强调与过去对比。 currently:侧重”此时此刻正在发生的情况”，更正式。 同义替换： currently,these days 例句： Nowadays,more and more people prefer online shopping. 真题链接：（冀教版高中必修2同步练习） young people are paying more attention to environmental protection A.Yesterday B.Nowadays C.Tomorrow (答案：B) 11.tissue/'tn.组织：纸巾 词义辨析： tissue(”组织)：指生物体内的细胞群，如muscle tiss1e（肌肉组织)。 tissue(”纸巾)：指日常生活中用于擦拭的薄纸，为可数名词。 同义替换： (组织)organism,(纸巾)paper towel 例句： (1)The human body has different types of tissue. (2)Please pass me a tissue;I have a cold. 高中英语冀教版 【必修2】 Unit3词义辨析及同义替换精讲 真题链接：（冀教版高中必修2单元练习） You should use a clean to wipe your nose when you have a runny nose. A.tissue B.book C.pen (答案：A) 12.aerobics/e3'raubiks/n.有氧运动 词义辨析： aerobics::特指”通过有节奏的运动增强心肺功能的锻炼”，如跑步、游泳等，不可数名词。 exercise:泛指”任何形式的锻炼”，可作可数或不可数名词。 同义替换： cardio,physical exercise 例句： Doing aerobics for 30 minutes every day is good for your health. 真题链接：（冀教版高中必修2测试卷) is a popular form of exercise that can improve your heart and lung function. A.Sleeping B.Aerobics C.Eating (答案：B) 综合演练 综合练习 一、 单项选择 1.The local government istrying to the gap between urban andrural areas through new policies. A.reduce B.increase C.ignore many families in small towns own private cars,which was rare 20 years ago. A.Yesterday B.Nowadays C.Tomorrow 3.Doctors warned that the symptoms of the disease may lead to serious health problems. A.preventing B.ignoring C.illustrating 4.The hiker managed to from the storm by hiding in a cave until it passed A.escape B.enter 高中英语冀教版 【必修2】 Unit3词义辨析及同义替换精讲 C.shock 5.Regular like running or swimming can improve your physical fitness significantly. A.tissue B.aerobics C.countryside 二、根据句意及汉语提示完成单词 l.The company needs__(足够的)workers to complete the project on time 2.My aunt prefers living in(areas because she enjoys the quiet environment. 3.We should take action to()the spread of infectious diseases. 4.The teacher used a diagram to()the water cycle clearly to the students. 5.She keeps a()figure by exercising and eating healthy food every day. 三、用所给单词的适当形式填空 1.Eating too much sugar can (reduce)the body's ability to fight diseases. 2.The (rural)scenery in this village attracts thousands of tourists every year. 3.He was (shock)to hear that his best friend had moved to another country. 4.Please pass me a box of(tissue);I have a bad cold. 5.The scientist spent three months (illustrate)his research findings with examples. 四、完成句子（每空一词) 1.We need to collect (足够的信息)before making a decision. 2.Wearing seat belts can us (阻止…受伤)in car accidents. 3.The number of young people moving to (城市的)areas has increased recently. 4.She (保持苗条)by doing aerobics for40 minutes every morning. 五、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。 6 高中英语冀教版 【必修2】 Unit3词义辨析及同义替换精讲 In recent years,more people have realized the importance of protecting the environment. (Nowadays/Yesterday),many schools organize students to plant trees in (rural/urban)areas to improve air quality.To(reduce/increase)plastic waste,shops encourage customers to use cloth bags instead of plastic ones.Doctors also advise that doing(aerobics/tissue)regularly can (prevent/ignore)many health problems.For example,my grandfather,who is 70 years old,still does morning exercises every day and stays (slim/heavy).He often says,"Taking care of your health is the best way to enjoy life." 参考答案 I.单项选择 1.A2B 3B4.A5.B Ⅱ.根据句意及汉语提示完成单词 1.sufficient 2rural 3.prevent 4.illustrate 5.slim ⅡI用所给单词的适当形式填空 1.reduce 2.rural 3.shocked 4.tissues 5.illustrating V.完成句子 1.sufficient information 2.prevent;from being injured 3.urban 4.stays slim V.语篇填空 1.Nowadays 2.rural 3.reduce 4.aerobics 5.prevent 6.slim 7