Unit 4 Information Technology Lesson 2-2025-2026学年高中英语词义辨析及同义替换精讲必修第二册（北师大版）

高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 必修2 Unit 4:Information Technology Lesson 2 词义辨析及同义替换精讲 本单元核心词汇 全部单元单词 accommodation /a koma'deifn/ 现实 button/'bAtn/n.按钮 n.住处 MR (Mixed Reality)混合现实 gender/'d3enda/n.性别 subscribe/sab'skrarb/vi.订阅，account/月'kant/n.账户 goods/godz/n.商品 订购 software /'spftwea/n. 计算机软favour/'feva/n.恩惠；善意的 powerful/'paaf/adj.效能高件 行为 的：强有力的：强壮的 device/h'vas/n.设备，装置 confirm /kan'f3m/t.确认；证 latest/'lertrst/adj.最新的：最近mobile device移动设备 实 的 ensure/m'∫a/t.确保，保证 deliverd'lva/vi.&t.递送： reality /ri'elati/n.现实；真实 material /m3'tari/n.材料：素传送 VR (Virtual Reality)虚拟现实 材 error/era/n.错误；失误 AR(Augmented Reality)增强press /pres/t.按 词义辨析及同义替换 1.ensure/m∫/t.确保，保证 词义辨析： ensure:侧重通过行动或措施确保某事发生”，直接接宾语，强调结果的确定性。 guarantee:强调对某事的”承诺、担保”，常与介词for连用，或接that从句表示”保证.”。 同义替换： guarantee,make sure 例句： Please ensure all the windows are closed before leaving. 真题链接：（北师大版高中必修2同步练习） To_the safety of students,the school has introduced new security measures. A.ensure B.promise C.suggest（答案：A) 2.confirm /ken'f3m/t.确认；证实 高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 词义辨析： confirm:指通过证据或信息”确认、证实”某事的真实性，或”批准、认可”计划等。 verify:侧重通过调查或核对”核实、验证”细节，确保准确无误。 同义替换： verify,make sure 例句： The manager called to confirm the time of the meeting 真题链接：（北师大版高中必修2单元测试） The email that our order has been shipped. A.confirms B.refuses C.doubts(答案：A) 3.deliver/dr'lIva/vi.&t.递送；传送 词义辨析： deliver:主要指”递送物品、信件、包裹”，或”发表演讲、接生”。 send:含义更广，可指”发送、派遣”，不强调直接送达，如send an email。 同义替换： send,transport 例句： The postman delivers newspapers to our house every morning. 真题链接：（北师大版高中必修2同步练习） Online stores usuallygoods within 3 days after payment. A.deliver B.return C.produce(答案：A) 4.powerful/pafl/adj.效能高的；强有力的：强壮的 词义辨析： powerful:侧重”力量强大的、有影响力的”，可形容人、机器、国家等。 strong:强调”体力或能力上的强壮”，也可指”强烈的（感受）”。 同义替换： strong,mighty 例句： The new computer has a powerful processor. 真题链接：（北师大版高中必修2单元测试） The_storm caused damage to many houses. A.powerful B.gentle C.weak (答案：A) 5.latest/'lertrst/.adj.最新的：最近的 词义辨析： latest:指”时间上最近的、最新的”，仅用于名词前作定语。 recent::强调'不久前发生的'，可作定语或表语，如recent news/a recent event 高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 同义替换： recent,up-to-date 例句： She always keeps up with the latest fashion trends. 真题链接：（北师大版高中必修2同步练习） Have you heard the-news about the space station? A.latest B.earliest C.oldest (答案：A) 6.material/m3'troria/n.材料：素材 词义辨析： material:指制作物品的原材料”（如布料、金属)，或写作、研究的”素材”。 substance:侧重”物质、实质”，指具体的化学物质或抽象的本质。 同义替换： substance,stuff 例句： This jacket is made of a special material that keeps warm 真题链接：（北师大版高中必修2单元测试） The artist collects-like old newspapers and bottles to create artworks A.materials B.tools C.books (答案：A) 7.account/A'kaont/n.账户 词义辨析： account:指银行'账户或社交媒体”账号”，也可表示”叙述、描述”。 accountant:指”会计”，是职业名称，与account含义不同。 同义替换： bank account,user account 例句： You need to create an account to log in to the app. 真题链接：（北师大版高中必修2同步练习） I forgot my password and can't access my- A.account B.phone C.wallet(答案：A) 8.error/er3/n.错误：失误 词义辨析： eTor:指'计算、判断或程序上的错误”，较正式，常用于书面语。 mistake:泛指”日常错误'，口语和书面语通用，可指人为疏忽。 同义替换： mistake,fault 3 高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 例句： The computer program crashed due to a coding error. 真题链接：（北师大版高中必修2单元测试） Please check your answers carefully to avoid_ A.errors B.success C.progress (答案：A) 9.favour/'ferva/n.恩惠：善意的行为 词义辨析： favour:指'帮助、恩惠”，常用搭配do a favour(帮忙)、ask a favour(求助)。 help:泛指'帮助”，可作名词或动词，强调实际的援助行为。 同义替换： help,kindness 例句： Could you do me a favour and pass the salt? 真题链接：（北师大版高中必修2同步练习） She asked her friend for a_to pick up her package A.favour B.problem C.lesson(答案：A) l0.press /pres/t.按 词义辨析： press:指”按压、挤压”，强调用力压某物，如按按钮、按开关。 push:侧重'推、推动”，方向是向前或向外，如push a door。 同义替换： push,press down 例句： Press the red button to start the machine. 真题链接：（北师大版高中必修2同步练习） _the button on the remote to change the channel. A.Press B.Pull C.Throw (答案：A) 11.goods/godz/n.商品 词义辨析： goos:指”商店出售的商品”，只用复数形式，无单数。 product:指”工业产品、农产品”，可单数或复数，强调生产的成果。 同义替换： products,items 例句： The store sells a variety of goods,from clothes to electronics 4 高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 真题链接：（北师大版高中必修2单元测试） Online shopping makes it easy to buy_from all over the world. A.goods B.information C.advice (答案：A) l2.eality /ri'elti/n.现实：真实 词义辨析： reality:指”客观存在的现实”，与”想象、虚构”相对，如in reality(事实上)。 uh:侧重”真相、事实”，指与谎言相反的真实情况。 同义替换： truth,actuality 例句： VR technology can make users feel like they are in a different reality. 真题链接：（北师大版高中必修2同步练习) In,the project was more difficult than we expected. A.reality B.dream C.story (答案：A) 综合演练 综合练习 一、 单项选择 1.The school has taken strict measures to_the safety of all students. A.ensure B.promise C.suggest 2.The manager called tothe details of the meeting scheduled for next Monday. A.confirm B.refuse C.doubt 3.Online stores usuallypackages within 3 working days after payment. A.deliver B.return C.produce 4.The_storm last night destroyed several houses in the village. A.powerful B.gentle 5 高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 C.weak 5.Have you read thereport on the development of AI technology? A.latest B.earliest C.oldest 6.The artist uses recycled like bottles and cardboard to create sculptures. A.materials B.tools C.books 7.I can't log in to my social mediabecause I forgot the password. A.account B.phone C.wallet 8.Please check your homework carefully to avoid making_ A.errors B.success C.progress 二、根据句意及汉语提示完成单词 1.The company promises to(the goods to your door within 48 hours. 2.You need to _(your flight booking at least 24 hours in advance. 3.The()model of this phone has a better camera and longer battery life 4.This jacket is made of a special()that is both waterproof and breathable. 5.She asked her brother for a (to help her move the heavy box. 6.Press the red()to stop the machine in an emergency. 三、用所给单词的适当形式填空 1.The new policy is-(power)enough to solve the environmental problem 2.Please (ensure)that all the lights are turned off before leaving the classroom. 3.The(deliver)of the package was delayed due to bad weather. 4.She is always interested in the(late)fashion trends and buys new clothes every season. 6 高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 5. The teacher asked us to check our answers to avoid(error). 四、完成句子（每空一词) 1.为了确保会议准时开始，我们应该提前10分钟到达。 To the meeting starts on time,we should arrive 10 minutes early. 2.这封邮件证实了我们的订单已经发货。 The email that our order has been shipped 3.这家超市每天早上向附近居民递送新鲜蔬菜。 The supermarket_fresh vegetables to nearby residents every morning. 4.事实上，这个项目比我们预想的要困难得多。 In_,the project was much more difficult than we expected. 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。 Online shopping has become part of our daily life.To(1)(ensure/guarantee)customer satisfaction, many stores offer fast delivery services.They (2)(deliver/send goods within 3 days after payment is confirmed.When you place an order,you need to provide your address and create an account to track the (3)(deliver/delivery)status.Sometimes,there may be small (4)(errors/mistakes) in the order,but most stores will solve them quickly.The(5)(latest/recent)trend is using AI to predict customer needs,making shopping more convenient.In(6)(reality/truth),online shopping has changed the way we buy things. 参考答案 I单项选择 1.A2.A3.A4.A5.A6.A7.A8.A IⅡ根据句意及汉语提示完成单词 1.deliver 2.confirm 3.latest 4.material 5.favour 6.button ⅡI用所给单词的适当形式填空 1.powerful 2.ensure 3.delivery 4.latest 5.errors V.完成句子 1.ensure 2.confirms 3.delivers 4.reality > 高中北师大版必修2 【Unit4 Lesson2】 词义辨析及同义替换精讲 V.语篇填空 1.ensure 2.deliver 3.delivery 4.errors 5.latest 6.reality P