Unit 1 No Limits三-2025-2026学年高中英语词义辨析及同义替换精讲必修第二册（沪教版）

高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits 核心精讲 Unit 1】No Limits 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 native/'nertIv/adj.本地的；当地 试图；尝试v.努力；尝试；试图be likely to可能做：可能成为 的：出生地的 contain /kan'tem/v.包含；含有；due to由于；因为 boot /bu:t/n.靴子 容纳 social media社交媒体 ambitious/em'bIfas/adj..有雄vehicle/'vi:ak/n.交通工具；车ice sheet冰原；冰盖 心的：有抱负的 辆 polar bear北极熊 limit/'lmt/n.限度：限制v.限短语 apart from除…之外（都） 制；限定 check out察看（有趣/有吸引力 attempt/.e'tempt/n.艰难的尝试；的人/事物)：调查：核实 词义辨析及同义替换 1.limit/'lmrt/n.限度：限制v.限制；限定 词义辨析： liit:作名词时指“限度、界限”，作动词时强调“设定范围或数量上的限制”，语气较正式。 restrict:仅作动词，侧重“通过规则、法律等约束行动或自由”，比limit更强调束缚性。 同义替换： restrict,confine 例句： We must limit the time we spend on social media 真题链接：（沪教版高中必修第二册同步练习） The government has decided tothe number of cars to reduce air pollution. A.limit B.increase C.ignore(答案：A) 2.attempt/'tempt/n.艰难的尝试；试图；尝试v.努力：尝试：试图 词义辨析： attempt:作名词或动词，侧重“付出努力但可能失败的尝试”，书面语常用。 y:最常用，口语和书面语皆可，泛指“尝试做某事”，成功与否不限。 1 高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits 同义替换： try,endeavour 例句： He made an attempt to climb the mountain,but failed due to bad weather. 真题链接：（沪教版高中必修第二册单元测试） Scientists have to find a cure for the disease for many years. A.attempted B.refused C.afforded(答案：A) 3.contain /kan'ten/v.包含：含有；容纳 词义辨析： contain:指“某物内部包含或容纳其他东西”，强调整体对部分的包含。 include:侧重“作为整体的一部分被包括在内”，常用搭配include sth./sb. 同义替换： include,hold 例句： This book contains all the information we need 真题链接：（沪教版高中必修第二册同步练习） The box three shirts and a pair of shoes. A.contains B.invents C.destroys (答案：A) 4.native/netv/adj.本地的；当地的：出生地的 词义辨析： native:指“出生于某地的、本地的”，可形容人或事物，如native language(母语)。 local:仅指“当地的、本地的”，形容事物或人时侧重“属于某一地区的”，如local people(当 地人)。 同义替换： local,indigenous 例句： She is a native of Shanghai and speaks Shanghainese fluently. 真题链接：（沪教版高中必修第二册单元测试） The plants in this area are well protected by the government. A.native B.foreign C.modern (答案：A) 5.due to由于；因为 词义辨析： due to:后接名词或名词短语，常作表语或状语，正式用语。 because of:与eto同义，但更口语化，可置于句首或句中。 同义替换： because of,owing to 高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits 例句： The flight was delayed due to heavy rain. 真题链接：（沪教版高中必修第二册同步练习） Many animals are in danger the loss of their living areas. A.due to B.instead of C.along with (答案：A) 6.be likely to可能做；可能成为 词义辨析： be likely to:指“有可能性做某事”，主语可以是人或物，可能性较大。 probably:副词，意为“很可能”，修饰动词或整个句子，语气比be likely to更强。 同义替换： probably,be apt to 例句： It is likely to rain tomorrow,so take an umbrella 真题链接：（沪教版高中必修第二册单元测试） If you don't study hard,you are to fail the exam A.likely B.ready C.afraid(答案：A) 7.apart from除…之外（都） 词义辨析： apart from:既可表示“除…之外还有”，也可表示“除…之外都”（相当于except)。 except:仅表示“除…之外都”，不包含被排除的部分。 同义替换： except,besides 例句： Apart from English,he also studies French and Japanese. 真题链接：（沪教版高中必修第二册同步练习） Tom,everyone else arrived on time for the meeting A.Apart from B.Along with C.Instead of(答案：A) 8.ambitious/em'bfes/adj.有雄心的；有抱负的 词义辨析： ambitious::形容人“有远大目标和抱负的”，含褒义。 aggressive::指“好斗的、有攻击性的”，或“积极进取的”（中性），与ambitious褒义不同。 同义替换： aspiring,determined 例句： She is an ambitious student who wants to study abroad. 高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits 真题链接：（沪教版高中必修第二册单元测试） My brother is very and plans to start his own company after graduation. A.ambitious B.lazy C.shy(答案：A) 9.check out察看（有趣/有吸引力的人事物）：调查：核实 词义辨析： check out:口语中常用，可指“察看、调查”，或酒店“退房”。 look into:侧重“深入调查某事”，比check out更正式和深入。 同义替换： look into,investigate 例句： You should check out the new library-it has many good books 真题链接：（沪教版高中必修第二册同步练习） The police decided to the case to find out the truth A.check out B.give up C.put off(答案：A) l0.vehicle/vikl/n.交通工具；车辆 词义辨析： vehicle:泛指“交通工具”，包括汽车、自行车、飞机等。 transport:作名词时指“交通运输系统”，或“运输工具”（总称），比vehicle更抽象。 同义替换： transport,conveyance 例句： Cars,buses and trains are all common vehicles 真题链接：（沪教版高中必修第二册单元测试） Electric are becoming more popular because they are environmentally friendly A.vehicles B.machines C.tools (答案：A) l1.ice sheet冰原；冰盖 词义辨析： ice sheet:指“大面积的冰川覆盖区域”，如南极冰盖。 glacier::指“冰川”，侧重“缓慢移动的巨大冰块”。 同义替换： ice cap,glacier 例句： The melting of the ice sheet may cause sea levels to rise. 真题链接：（沪教版高中必修第二册同步练习） Scientists are studying the in the Arctic to understand climate change. A.ice sheet B.desert C.forest (答案：A) 高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits 12.polar bear北极熊 词义辨析： polar bear:特指“北极熊”，生活在北极地区。 penguin:指“企鹅”，生活在南极地区，二者生存环境相反。 同义替换： Arctic bear 例句： Polar bears are in danger because of the melting ice. 真题链接：（沪教版高中必修第二册单元测试） The is a symbol of the Arctic and depends on sea ice for survival. A.polar bear B.panda C.tiger (答案：A) 综合演练 综合练习 一、 单项选择 1.The government plans to the use of plastic bags to protect the environment. A.limit B.restrict C.increase 2.She made an to finish the project ahead of time,but failed because of unexpected problems. A.attempt B.try C.effort 3.This bottle water and some medicine for emergency use A.contains B.includes C.holds 4.The people in this village have lived here for hundreds of years A.native B.local C.indigenous 5.The sports meeting was put off the heavy rain last Friday. A.due to 高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits B.because of C.instead of 6.If you keep practicing speaking English every day,you are to make great progress. A.likely B.probably C.possible 7. math,we also need to study physics and chemistry this semester. A.Apart from B.Except C.Besides 8.My cousin is an young man who dreams of becoming a famous scientist. A.ambitious B.aggressive C.determined 9.The detective decided to the case carefully to find the real criminal. A.check out B.look into C.investigate 10.Bicycles and buses are common in this small city. A.vehicles B.transport C.conveyances 二、根据句意及首字母提示填空 1.The p bear is an endangered animal living in the Arctic 2.This area is famous for its nplants and rare birds. 3.The ice s in Antarctica is melting at an alarming rate. 4.You should c out the new restaurant downtown-it has excellent seafood. 5.The company will a_ _to develop new technology to reduce pollution 6.The book c all the key points we learned in this unit. 三、用所给单词的适当形式填空 6 高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits 1.We must (limit)our spending on unnecessary things to save money. 2.He is a (native)of Beijing and has never left his hometown. 3.The box (contain)a variety of snacks when we opened it. 4.She (attempt)to climb the mountain twice,but both times she had to give up. 5.The team (be likely to)win the match if they keep working hard. 6.The hotel requires guests to (check out)before 12 o'clock noon. 四、完成句子（每空一词） 1.由于天气恶劣，航班延误了三个小时。 The flight was delayed for three hours bad weather 2.这个房间能容纳多达50人参加会议。 This room can 50 people for the meeting. 3.除了英语，他还精通法语和西班牙语。 English,he is also good at French and Spanish. 4.她是一位有抱负的医生，希望将来能帮助更多的病人。 She is an doctor who hopes to help more patients in the future. 5.科学家们正试图找到治疗这种疾病的方法。 Scientists are to find a cure for this disease. 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。 The Arctic region is facing serious environmental problems.The(1) (ice sheet/glacier)there is melting rapidly,which (2)(is likely to/probably)cause sea levels to rise.Many (3) (native/local)animals,such as polar bears,are losing their homes.(4)(Due to/Because of) human activities like hunting and pollution,their living areas are becoming smaller. Scientists(5)(attempt/try)to study the changes in the Arctic.They often (6) (check out/look into)the temperature and ice thickness.They believe that if we (7) (limit/restrict)） greenhouse gas emissions,we can slow down the melting process.Everyone should take action to protect this beautiful region. 参考答案 7 高中必修第二册沪教版 【核心词汇精讲】 Unit 1 No Limits I.单项选择 1.A2.A3.A4B5.A6.A7.A8.A9.A10.A Ⅱ首字母填空 1.polar 2.native 3.sheet 4.check 5.attempt 6.contains I.用所给单词的适当形式填空 1.limit 2.native 3.contained 4.attempted 5.is likely to 6.check out V.完成句子 1.due to 2.contain up to 3.Apart from 4.ambitious 5.attempting V语篇填空 1.ice sheet 2.is likely to 3.native 4.Due to 5.attempt 6.check out 7.limit 8