#新概念英语#第一册

#情态动词can#礼貌请求

#办公室英语#现在进行时

#CanYou#职场沟通

#打字与笔迹#WhatstheMatter

🎯 本课学习目标

词汇：

掌握约20个核心词汇，包括名词（如boss, minute, ask）、动词（如type, make, come, shine, give）以及形容词（如next, able）。重点理解并运用动词的现在分词形式。

语法：

核心掌握情态动词 can 表示“能力”的用法（肯定、否定、疑问形式及其回答）。熟练掌握 现在进行时 (be + V-ing) 与 can 表示能力之间的句型转换。巩固动词现在分词的规则变化。

技能（日常对话）：

能够用“Can you...?”礼貌地询问他人能力或提出请求，并能用“I can...”或“I can't...”进行回答。能在办公室、家庭等场景下进行关于当前活动与个人能力的简单对话。

文化：

初步了解英语中礼貌请求的表达方式，理解“can”在询问能力与请求时的语用功能差异。

📖 第一部分：课文完整内容

Lesson 45 The boss's letter

Lesson 46 Can you...?

🔍 第二部分：逐句精讲与词块总结

💬 第三部分：基础会话技巧

1. 分析课文中的日常用语、礼貌表达、问答模式- 礼貌请求： 本课核心句型是“Can you... please?”。这是英语中最基本、最常用的礼貌请求句式之一，比直接的祈使句（如“Type this letter.”）要客气得多。“please”的位置灵活，可置于句末或动词之后（Can you please type...?）。- 应答与转述： 老板对Bob说“Ask her please.”，这是一个直接的祈使指令。Bob对Pamela则转述为礼貌的请求句“Can you type... please, Pamela?”，体现了同事间较为平等的交流方式。- 能力询问与回答： “Can she type...?” 询问第三人称的能力。“Yes, of course I can.” 是热情、肯定的回答。“I can't type/read it.” 是直接说明能力受限的原因。- 呼唤与回应： “Bob!” 直接呼唤名字。“Yes?” 用升调快速回应，表示“什么事？我在听”。- 问题询问： “What's the matter?” 用于发现对方有困难时主动关切地询问。

2. 提供类似场景的扩展对话示例场景： 在家中，孩子请父亲帮忙。Child: Dad, can you come here a minute, please?Dad: Yes? What is it?Child: Can you help me with my homework? I can't understand this math problem.Dad: Let me see... Oh, this is tricky. But of course I can help you. Here, look at this step first.Child: Thank you, Dad!

3. 设计简单的角色扮演活动建议-活动1：办公室任务请求角色：Manager (经理), Employee A (员工A), Employee B (员工B)。道具：一张写着潦草字迹的“便条”（可故意写乱）。情景：Manager请Employee A去找Employee B，让B根据便条内容发一封邮件。A找到B转达请求。B拿到便条后发现字迹难辨，无法完成任务，向A说明情况。语言点：练习“Can you... please?”, “Where's...?”, “Can she/he...?”, “I can't read it.”。-活动2：家庭互助角色：Parent, Teenager, Younger sibling。情景：Younger sibling的玩具车坏了，去请Teenager帮忙修理。Teenager看了一下说不会修，于是Younger sibling去请Parent。Parent过来检查后说可以修。语言点： 练习“Can you fix this for me, please?”, “I can't fix it.”, “Can Dad/Mom fix it?”, “Yes, I think I can.”。

4. 融入基础思考：设计1-2个简单的代入式问题① 如果你是Bob，老板让你去请Pamela做事，你会像课文里那样说“Can you type this letter for the boss please, Pamela?”，还是会说“The boss wants you to type this letter.”？你觉得哪种方式更好？为什么？（引导思考：前者是礼貌的请求，体现了对同事的尊重和团队合作精神；后者是直接的命令转达，可能显得生硬。在大多数工作场合，礼貌的请求更能促进和谐的同事关系。）② 当Pamela说“I can't type this letter”时，她立刻解释了原因（“I can't read it!”）。如果你遇到无法完成别人请求的情况，你认为直接说“I can't”然后解释原因，还是先说“I'm sorry”更好？（引导思考：先说“I'm sorry”表示歉意，再解释原因，通常更显礼貌和体贴。例如：“I'm sorry, but I can't type this letter because I can't read the handwriting.”）

📐 第四部分：本课语法精析（加强版）

一、情态动词 Can 的基本用法1.含义：Can 主要表示两种含义：-能力 (Ability):表示主语有知识、技能或体力去做某事。这是本课的重点。例句: I can speak English. (我会说英语。)例句: She can swim very fast. (她能游得很快。)-许可 (Permission):表示被允许做某事。常用于口语中请求或给予许可。例句: Can I use your phone? (我可以用一下你的电话吗？)例句: You can go home now. (你现在可以回家了。)2.形式：Can 是情态动词，具有以下特点：-无人称和数变化：无论主语是第几人称，单数还是复数，都用 can。例句: I can, You can, He/She/It can, We can, They can.-后接动词原形：Can 后面必须跟动词的原形（不带 to 的不定式）。例句: He can play the piano. (√)例句: He can to play the piano. (×)-否定形式：Cannot (正式) / Can't (口语缩略)。注意 cannot 是一个词。例句: I cannot/can't drive a car.-疑问形式：将 can 提到主语前面。例句: Can you help me?-回答：肯定：Yes, 主语 + can. 否定：No, 主语 + can't.例句: - Can dogs fly? - No, they can't.3.本课重点：Can 表示“能力”的疑问句与回答课文中的“Can you come here?”、“Can she type this letter?”、“Can you type this letter?”都是在询问对方是否“有能力”或“方便”做某事，属于询问能力的范畴，同时也是一种礼貌的请求方式。回答直接对应其能力：“Yes, of course I can.” 或 “I can't type this letter.”

二、现在进行时 (be + V-ing) 与 Can 表示能力的句型转换第46课的核心练习就是这两种句型的转换。这旨在帮助学习者区分“正在进行的动作”和“一般性的能力”。1.现在进行时：表示说话时正在发生或进行的动作。-结构：主语 + am/is/are + 动词的现在分词 (V-ing)。-功能：描述当前场景、临时状态。例句: He is taking his book. (他正在拿他的书。)——描述此刻观察到的动作。2.Can 表示能力：表示主语具备的某种一般性、常态化的技能或可能性。-结构：主语 + can + 动词原形。-功能：描述一种能力或可能性。例句: He can take his book. (他能拿他的书。)——描述他具备“拿书”这个能力。3.转换逻辑与对比分析：转换练习并非意味着两个句子意思完全等同，而是训练从“观察具体动作”联想到“主体具备相应能力”。-从进行时到能力：如果你看到“他正在拿书”，你自然可以推断“他能拿书”。（除非是特殊情境，如他正非常吃力地拿）。-对比：· She is putting on her coat. 她（此刻）正在穿外套。（可能因为冷，临时动作）· She can put on her coat. 她会自己穿外套。（描述一个能力，特别是对孩子而言，表示自理能力）-并非所有进行时都能直接转换为能力句：如果进行时描述的是一个一次性、偶然或正在学习中的动作，转换后可能不成立或意义改变。例句: He is eating a strange insect. (他正在吃一只奇怪的虫子。) → He can eat strange insects. (他能吃奇怪的虫子。) 后者暗示他有吃虫子的能力或习惯，而前者可能只是描述一个惊悚的瞬间。

三、动词现在分词的规则变化复习第46课的书面练习中大量涉及动词现在分词的构成，这是现在进行时的基础。规则总结如下：1.一般情况：动词后直接加 -ing。例句: cook → cooking, do → doing, sleep → sleeping2.以不发音的字母 e 结尾：去 e，加 -ing。这是本课练习A的重点。例句: type → typing, make → making, come → coming注意: 练习中的 shine → shining, give → giving 也遵循此规则。3.以重读闭音节结尾，且末尾只有一个辅音字母：双写该辅音字母，再加 -ing。例句: run → running, swim → swimming, sit → sitting注意: 本课练习中的 put → putting 也需双写 t。4.以 ie 结尾：变 ie 为 y，再加 -ing。例句: lie → lying, die → dying

四、练习题（不少于10道）1. 将下列句子改为用 can 表示能力的句子。a) She is making a cake.b) They are playing football.c) You are using the computer.答案：a) She can make a cake. b) They can play football. c) You can use the computer.2. 用 can 或 can't 填空。a) I ______ swim, but my brother ______.b) ______ you speak French? No, I ______.c) The baby ______ walk yet. She is only 10 months old.答案：a) can, can't b) Can, can't c) can't3. 根据括号内提示，用 can 的适当形式完成句子。a) (请求/能力) ______ you open the window, please? It's hot.b) (能力) My grandmother is 80, but she ______ read without glasses.c) (否定能力) I'm sorry, I ______ hear you. The music is too loud.答案：a) Can b) can c) can't4. 将下列现在进行时句子改为一般疑问句，并用 can 来询问能力。a) He is driving a bus. → ______ he ______ a bus?b) They are cooking dinner. → ______ they ______ dinner?答案：a) Can, drive b) Can, cook5. 写出下列动词的现在分词形式。a) take ______ b) write ______ c) sit ______ d) give ______ e) run ______答案：a) taking b) writing c) sitting d) giving e) running6. 模仿例句，进行对话练习。Example: type this letter / yes → - Can you type this letter? - Yes, I can.a) fix my bike / no → ________________________b) speak Chinese / yes → ________________________答案：a) - Can you fix my bike? - No, I can't. b) - Can you speak Chinese? - Yes, I can.7. 翻译句子。a) 你能帮我一下吗？b) 小猫不会游泳。c) 她会弹钢琴吗？会的。答案：a) Can you help me (a minute), please? b) The kitten can't swim. c) Can she play the piano? Yes, she can.8. 找出句中错误并改正。a) He can cooks very well.b) Can I to go now?c) She no can see the blackboard.答案：a) cooks → cook b) to go → go c) no can → cannot / can't9. 根据第45课课文内容回答。a) Can Pamela type the letter at first? ________b) Why can't she type it finally? ________答案：a) Yes, she can. / Yes, of course she can. b) Because she can't read it. The boss's handwriting is terrible.10. 情景造句：你的朋友想借你的自行车，但你今天要用。请用 can't 礼貌地拒绝并说明原因。答案示例： I'm sorry, but you can't borrow my bike today. I need to use it myself.

✏️ 第五部分：基础练习与活动

1. 跟读练习 (Shadowing)- 方法： 播放课文录音（可从官方教材配套资源获取）。第一遍静听。第二遍开始，延迟半秒到一秒，模仿录音的语音、语调、连读和节奏进行跟读。重点练习：· “Can you” 的连读 /kənjuː/。· “a minute” 中 /ə/ 的弱读。· “can't” /kɑːnt/ 与 “can” /kæn/ 的对比发音。· “What's the matter?” 的升调。- 目标： 培养语感，纠正发音，提高口语流利度。

2. 角色扮演 (Role-play)-活动：“班级任务角”-准备：教师准备几张“任务卡”，上面写有简单任务，如：draw a cat on the board, sing an English song, count from 1 to 20, spell the word “beautiful”。-流程：1. 学生A扮演“课代表”，学生B扮演“老师”。2. “老师”抽一张任务卡，对“课代表”说：“Can you ask [学生C的名字] to [任务卡内容], please?”3. “课代表”找到学生C，说：“Can you [任务卡内容] please, [C的名字]? The teacher asks.”4. 学生C回答：“Yes, of course I can.” 或 “I'm sorry, I can't. I don't know how to [相关动词].”5. 如果C回答“can”，则需当场表演任务；如果“can't”，则“课代表”需回报“老师”。-目的： 在真实互动中运用“Can you... please?”进行请求转达和回答。

3. 简单替换练习 (Substitution Drill)- 句型： Can you ______, please?- 替换词库： pass me the salt, close the door, turn on the light, lend me your pen, say that again, wait for me- 练习方式： 教师说提示词，学生快速组成完整请求句。然后学生两两互练。

4. 听力理解题目（假设基于一段类似课文的简短办公室对话音频）对话内容（供教师参考）：M: Sarah, can you come here, please?S: Yes, Mr. Brown?M: Where's Tom? Can he send this email for me?S: He's in the meeting room. I can ask him.M: Thank you.(Later...)S: Tom, can you send this email for Mr. Brown, please?T: Oh, I'm sorry, Sarah. I can't. My computer isn't working.问题：① What does Mr. Brown want Sarah to do first? (A: Come to him.)② Who does Mr. Brown want to send the email? (A: Tom.)③ Where is Tom? (A: In the meeting room.)④ Can Tom send the email? Why or why not? (A: No, he can't. Because his computer isn't working.)答案： ① Come to him. / To come here. ② Tom. ③ In the meeting room. ④ No, he can't. Because his computer isn't working.

5. 课文改写版本（词汇更简单）The Manager's NoteManager: Anna, please come here.Anna: Yes?Manager: Where is Ben?Anna: He is in the next room.Manager: Can he write this note on the computer? Please ask him.Anna: Okay.Anna: Ben, can you write this note on the computer for the manager, please?Ben: Yes, I can.Anna: Here it is.Ben: Thank you... Anna!Anna: Yes? What's wrong?Ben: I can't write it. I can't see the words! The manager's writing is very bad!（改写说明：用 manager 替代 boss， write on the computer 替代 type this letter， note 替代 letter， very bad 替代 terrible，使词汇更基础。）

🤔 第六部分：英文深度思考与拓展（强化版）

A. 层次化英文问题与答案Level 1 (Factual): 事实性问题1. What does the boss ask Bob to do at the beginning of the conversation?Answer: The boss asks Bob to come to him for a minute.2. Where is Pamela when Bob is looking for her?Answer: She is next door, in her office.3. What is the specific task that the boss wants Pamela to do?Answer: He wants Pamela to type a letter for him.4. How does Pamela respond when Bob first asks her to type the letter?Answer: She says, "Yes, of course I can."5. What is the reason Pamela gives for being unable to type the letter?Answer: She says she can't read it because the boss's handwriting is terrible.Level 2 (Inferential): 推理性问题6. Why do you think the boss says "Can she type this letter for me?" instead of directly telling Pamela?Answer: Probably because Bob is closer or available at that moment, and it's a common way to delegate tasks through another person in an office. It also shows the boss is asking about Pamela's availability/ability, not just ordering.7. How might Bob feel when Pamela calls him back after saying she can type the letter?Answer: He might feel surprised or concerned, wondering what the problem is, because she had just confidently agreed.8. What does Pamela's final statement ("The boss's handwriting is terrible!") tell us about her frustration?Answer: It tells us that her inability to complete the task is not due to a lack of typing skill, but because of an external, unavoidable obstacle (the poor handwriting). Her exclamation mark shows strong emotion.9. If you were Bob, what would you do after hearing Pamela's problem?Answer: I would probably go back to the boss and explain the situation politely, e.g., "Sir, Pamela can't type the letter because she's having trouble reading the handwriting. Is it possible for you to clarify it or dictate it?"10. Is the boss's request reasonable? Why or why not?Answer: The request itself is reasonable (asking an employee to type a letter). However, if his handwriting is consistently terrible, it might be considered unreasonable because it creates a barrier for others to do their jobs.Level 3 (Evaluative/Creative): 评价/创造性问题11. In today's world, is typing a letter by hand (from handwritten text) still a common office task? What has changed?Answer: It is much less common today. Most documents are created directly on computers or digital devices. Handwritten drafts are rarer. Now, tasks might involve "formatting a document," "editing an email," or "transcribing a voice memo" instead of deciphering handwriting.12. "Can you...?" can be used to ask about ability or to make a polite request. In the lesson, which use is more prominent? Give an example from your life where you used "Can you...?" for each purpose.Answer: In the lesson, it's used more as a polite request ("Can you come here?", "Can you type this letter?"), though it implies the ability to do so. For ability: "Can you solve this math puzzle?" For polite request: "Can you pass me the water, please?"13. Imagine Pamela decides to solve the problem herself. What are two different ways she could try to complete the task despite the terrible handwriting?Answer: 1) She could try to guess the words from the context or ask a colleague if they recognize any words. 2) She could use technology, like taking a photo of the letter and using a handwriting recognition app on her phone (a modern solution).14. How important is good handwriting in the digital age? Should schools still focus on teaching it?Answer: While digital communication dominates, good handwriting is still important for personal notes, signatures, exams where writing is required, and it can reflect care and clarity. Schools should still teach it, but perhaps with a balanced focus alongside keyboarding skills.15. Create a short, humorous ending to the story. What does Bob say or do after Pamela complains about the handwriting?Answer: Bob looks at the letter and says, "Oh no! You're right. It looks like my doctor's prescription! Maybe we should ask him to send a voice message next time!"

B. 多类型拓展阅读1. 现代场景故事 (Modern Scenario)The Unreadable Email RequestMs. Chen, the project manager, pinged David on the office chat: "Can you handle the client's feedback doc?" David replied, "Sure!" and opened the attached file. His smile faded. The client had scanned their handwritten notes, and the image was blurry. Some words were smudged coffee stains. David typed back: "I can't process this file. The scan is too poor to read." Ms. Chen answered: "No problem. I'll call them for a quick clarification call instead. Thanks for checking." Technology changed the tool from a typewriter to a computer, but the problem of unclear communication remained the same!引导性问题：What is the modern equivalent of "terrible handwriting" in this story?2. 文化背景小知识 (Cultural Background)The Changing Role of the SecretaryIn the mid-20th century, when "The boss's letter" was written, the role of a secretary or typist was crucial. Bosses often dictated letters or wrote drafts by hand, and secretaries needed excellent typing speed, accuracy, and sometimes the skill to decipher difficult handwriting. Today, that role has evolved into administrative assistants or executive assistants. Their tasks now include email management, digital calendar coordination, preparing PowerPoint presentations, and using various software, not just typing. The ability to type quickly is still valuable, but it's one of many digital skills.引导性问题：According to the text, what was one important skill for secretaries in the past that is less critical now?3. 今昔对比 (Then and Now)From Typewriters to Voice TypingPamela had a typewriter on her desk. If she made a mistake, she needed correction fluid or had to start the page again. The "boss's letter" was a physical piece of paper. Today, "typing a letter" often means composing an email or a digital document. If the boss's instructions are unclear, you might receive a messy email draft. But now, you have spell check, grammar suggestions, and can easily edit. More interestingly, if the boss's spoken words are unclear, you can use voice-typing software to transcribe a meeting, which sometimes creates funny errors -- a new kind of "can't read it!" problem.引导性问题：What are two advantages of digital "typing" compared to using a typewriter?4. 新潮英语改写 (Trendy English Rewrite)OMG, I Can't Even Read This!Boss: "Bob, my dude, got a sec?"Bob: "Sup?"Boss: "Where's Pam?"Bob: "She's, like, right next door. In her cubicle."Boss: "Cool. Can she, like, type up this note for me? DM her, pls."Bob: "Got it."(Bob slides into Pam's DMs)Bob: "Hey Pam! Boss needs you to type this up. No biggie."Pam: "K, I'm on it."(Pam looks at the note)Pam: "Bob!!! WTH is this?!"Bob: "??"Pam: "I can't do this! His handwriting is a total mess! It's giving me a headache fr."引导性问题：How does the slang "WTH" and "fr" change the tone of Pam's complaint compared to the original?5. 难度略高的拓展阅读 (Slightly Higher Difficulty)The Power of "Can" vs. "Could"In the lesson, we see "Can you...?" used for direct requests. In more formal or polite situations, English speakers often use "Could you...?" instead. "Could" is the past tense of "can," but here it functions as a softer, more tentative modal verb. For example, "Could you possibly type this letter for me?" sounds more polite and less demanding than "Can you type this letter for me?" Similarly, to express past ability, we use "could" (e.g., "I could run fast when I was young.") or "was/were able to." Understanding these subtle differences helps in navigating social situations appropriately, from casual offices to formal meetings.引导性问题：When might you choose to use "Could you...?" over "Can you...?"

🌍 第七部分：日常应用延伸

1. 提供本课语言点在日常生活中的应用场景- 家庭： “Can you set the table, please?” (请求帮忙) / “I can't find my phone.” (陈述 inability) / “Can your little brother tie his shoes yet?” (询问能力)- 学校： “Can I borrow a pencil?” (请求许可) / “Sorry, I can't answer that question.” (承认不会) / “Can you explain this again, teacher?” (礼貌请求)- 公共场所： “Can you tell me where the library is?” (问路) / “You can't park here.” (表示禁止) / “Can we have the bill, please?” (在餐厅结账)

2. 建议简单拓展学习材料- 歌曲： “Can You Feel the Love Tonight?” (Elton John) ——感受“can”在歌词中的运用。- 儿童绘本： “Can I Play Too?” by Mo Willems ——简单重复的“Can I...?”句型，适合初学者。- 视频片段： 搜索YouTube上关于“office English”或“polite requests”的短剧，观察“Can you...?”在真实对话中的使用。- 应用/网站： 使用词汇学习App（如Quizlet）创建本课“can/can't”和动词词组的闪卡进行记忆。

3. 可附加英美生活小常识- “Of course”的使用注意： 在英式英语中，用“Of course”回答“Can you...?”或“Could you...?”的请求是非常友好和乐意的。但在回答像“Is this the way to...?”（这是去...的路吗？）这类事实性问题时，用“Of course”可能暗示问题太简单，有点不礼貌，用“Yes, it is.”更合适。- 手写体： 英美国家的人手写体差异很大，有印刷体、圆体、花体等。像课文中的“terrible handwriting”是常见玩笑。正式文件（如表格、考试）通常要求用清晰的大写印刷体（Block Capitals）书写。- 礼貌层级： 请求的礼貌程度从低到高可以是：Do this. → Please do this. → Can you do this? → Could you do this? → Could you possibly do this? 根据与对方的熟悉程度和场合选择。

🗂️ 第八部分：本课知识图谱（结构化逻辑图）

核心对话主题：办公室任务请求与执行障碍├──主要句型1：礼貌请求/询问能力 (Can you...?)│ ├──应用场景1：上级对下级直接请求│ │ └──关键词汇：come here, a minute, please│ ├──应用场景2：询问第三人称能力 (Can she...?)│ │ └──关键词汇：type, letter, for me│ └──应用场景3：同事间转达请求 (Can you... for the boss?)│ └──关键词汇：for the boss, ask her├──主要句型2：能力陈述 (I can / can't...)│ ├──肯定能力回答 (Yes, of course I can.)│ │ └──关键词汇：of course│ └──否定能力陈述与解释 (I can't... because... )│ ├──关键词汇：can't, read│ └──原因描述：handwriting, terrible├──辅助句型1：位置询问与回答 (Where's...? She's...)│ ├──疑问：Where's...?│ └──回答：next door, in (one's) office└──辅助句型2：问题关切询问 (What's the matter?)└──关键词汇： matter

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