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Unit 2 Home Sweet Home
Grammar Focus
Part 1 词汇练习
1.She stayed at the library it closed.（直到）
2. You should ______ the broken glass on the floor.
3.We plan to watch a new ______ at the cinema this weekend.
4.The tree in the garden has been ______ for two years.
5.She left a ______ on the table to remind her brother of the meeting.
6. Students must ______ of the key points in the lecture.
7. Volunteers will help ______ the ______ this Saturday.
8. Please put the ______ into the bin after the picnic.
9. I didn’t sleep midnight.
10. The laptop（笔记本电脑） has been (die) since I spilled coffee on it.
die 与 dead 的区别
词性 用法示例 含义
die（动词） The plant died last week.（植物上周死了。） 强调动作（死亡的过程）
dead（形容词） The plant has been dead for a week.（植物死了一周了。） 强调状态（已死亡的）
Part 2 语法讲解 情态动词 can / could 用法
一、基本用法
结构 本质用法 常见场景 语气感受 例句（以请求为例）
Can you 直接问 “你能不能” 熟人、口语、 日常请求 直接、不绕弯 Can you pass me the paper （递下纸）
Could you 用 “过去式” 表 “委婉问” 陌生人、正式场合、礼貌请求 客气、不生硬 Could you lend me your pen （借笔更礼貌）
肯定回答 Sure./ No problem. / With pleasure.(我的荣幸)
否定回答 I’m sorry, I can’t. I’m busy right now. / Sorry， I have to...
Can I 直接问 “我能不能” 向对方申请许可 自然、日常沟通 Can I sit here （我坐这儿行吗？）
Could I 用 “过去式” 表 “更委婉问” 想显得更礼貌、尊重对方 谦逊、降低强迫感 Could I ask you a question （问问题更客气）
肯定回答 Yes, you can. / Sure, go ahead.
否定回答 No（Sorry）, you can’t. / I’m afraid you can’t.
二、场景对比：
场景 1：请求帮忙拿东西（递书）
直接版（对朋友）：Can you hand me the book
礼貌版（对老师）：Could you hand me the book
场景 2：申请使用物品 （用手机）
日常版（对家人）：Can I use your phone
委婉版（对同事）：Could I use your phone for a minute
三、记忆技巧
Can you/I：像朋友聊天，有话直说；
Could you/I：像加了 “请” 字，语气更软和（不强调过去，只表礼貌）。
四、练一练
1. 眼疾手快 （口答）
你想让陌生人帮忙按电梯，说：______ （Could 、 Can）you press the 10th floor
你问妈妈能不能吃零食，说：______ （Could 、 Can）I have some chips
你想跟老师借笔，说：______ （Could 、 Can）I borrow your pen
2. 连一连 将问句与对应的答句连线
3. 根据情境（Scene）所给出的设定，用could/ can 造句。
Scene: You’re in the art classroom. You want to draw a picture, but you forgot to bring colored pencils.
A:
B: Sure. / Here you are.
Scene: You plan to go hiking tomorrow. You know your cousin has a good tent and you want to use it.
A:
B: Of course. Have a great trip!
Scene: You’re in the school gym. Your classmate want to borrow your basketball. You agree and you play together.
A: Can I borrow your basketball
B:
Scene: You’re at a friend’s birthday party. You want to take some nice photos, but your camera is out of battery. Another friend has a camera.
A:
B: Sure. Capture all the fun moments!
Scene: You are at home and you want to eat biscuits on the sofa. You ask your mum’s permission.
A: Can I _
B: Sure, but you should clean it up later.
Scene: You wonder（想知道） if your friend played the piano before.
A: _________________________________when you were young
B: Yes, I learned to play it since I was five.
五、阅读下面的材料并回答问题。
During break time, Xiaoyu's pen suddenly stopped working, leaving an ugly ink on her homework. "Oh no!" she turned to Xiaoyang who was organizing his books.
"Could I borrow a pen " Xiaoyu asked nervously, tapping her fingers on the desk.
Xiaoyang happily handed her a shiny pen: "Sure! This is my favorite pen, please be careful with it."
Just as Xiaoyu was thanking him, Xiaoyang suddenly gasped(倒吸一口气): "Wait! Where's my eraser " He frantically （疯狂地）searched his bag, books scattering （散乱）everywhere.
"Could you lend me your eraser " Xiaoyang begged,"I need to correct my math competition notes!"
Xiaoyu was about to agree when she remembered something: "Can I keep your pen until school ends I've only finished half my homework..."
At that moment, their teacher's voice came from the door: "Class, pop quiz starting now!"
The two friends looked at each other in panic（恐慌地） — Xiaoyang couldn't correct his notes without an eraser, and Xiaoyu couldn't take the quiz without a pen!
"Quick!" Xiaoyu had an idea. She broke her eraser in half: " Please share my eraser !" Xiaoyang smiled and handed her the pen: "And please share my pen!" Teamwork saved the day!
1. Why did Xiaoyu need to borrow a pen
2. What was special about Xiaoyang's pen
3. What problem did the friends have when the teacher announced a quiz
4. How did they solve their problem
5. What can you learn from the text

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