Unit 8 It must belong to Carla.单元知识总结 人教版九年级全册

Unit 8 - It must belong to Carla
1. 课文主题概述
本单元的主题是“通过推测判断事物的归属或可能性”，学生将学习如何用英语描述某物的归属并用情态动词进行推测。学习目标包括：
认识与归属和推测相关的词汇和短语。
学会使用must, might, can’t等情态动词表达不同程度的推测。
熟悉疑问句和特殊疑问句的构成及其用法。
2. 单词与短语讲解
核心单词：
belong (v.) 属于
例句：This bag must belong to Carla.
短语：belong to sb. 属于某人
diary (n.) 日记
例句：Whose diary is this
valuable (adj.) 有价值的
例句：This watch is very valuable.
owner (n.) 所有者，主人
例句：The owner of this phone hasn’t been found yet.
discover (v.) 发现
例句：I discovered a wallet under the desk.
核心短语：
must belong to sb. 一定属于某人
例句：The coat must belong to Jim because it’s his size.
might be... 可能是……
例句：It might be Jack’s notebook, but I’m not sure.
Can’t be... 不可能是……
例句：This can’t be hers because she doesn’t like this color.
find out 查明；弄清楚
例句：We need to find out whose wallet this is.
look for 寻找
例句：Are you looking for something
3. 句型与语法重点
A. 情态动词表示推测
must, might, can’t 的用法：
must 表示肯定推测：
语气最强，表示“几乎确定”。
例句：The keys must belong to Carla because her name is on the keychain.
might 表示不确定可能性：
语气中等，表示“可能但不确定”。
例句：The wallet might be Tom’s.
Can’t 表示否定推测：
表示“绝对不可能”。
例句：This can’t be his bag because he wasn’t here today.
结构：
主语 + must/might/can’t + 动词原形/be + 名词/形容词
例句：It must be hers. / This can’t be yours.
B. 特殊疑问句
Whose... is this
例句：Whose book is this
回答：It must be Carla’s.
Who does... belong to
例句：Who does this bag belong to
回答：It belongs to Anna.
What do you think...
例句：What do you think is in the box
回答：It might be some books.
4. 课文重点解析
课文通过对话展示了物品归属推测的日常情景：
提出问题：
Whose notebook is this
Who does this diary belong to
表达推测：
It must belong to Carla because her name is on it.
It can’t belong to Tom. He doesn’t like writing diaries.
表达不确定性：
It might be Linda’s. I’m not sure.
Let’s find out who owns it.
5. 课堂练习
A. 翻译句子
这本书一定是约翰的，因为里面有他的名字。
这个钱包可能是玛丽的，但我不确定。
这不可能是汤姆的，因为他没有带包来。
让我们查明这副眼镜是谁的。
B. 选词填空
选词：must, might, can’t, belong, find
This jacket ________ be his because it’s too small.
The umbrella ________ belong to Carla. She always carries a red one.
Let’s ________ out who owns this diary.
This key ________ be Jim’s, but I’m not sure.
These books ________ to the school library.
C. 补全对话
A: Whose phone is this
B: It ________ belong to Mike. He left early today.
A: Then whose is it
B: It ________ be Sarah’s. She has the same model.
6. 拓展阅读与写作
A. 阅读短文
主题：Returning Lost Items
When you find a lost item, the first thing to do is to see if it has a name or contact information on it. If it does, you can return it directly to the owner. If not, try asking people nearby or handing it to a lost and found office. Remember, it’s important to be honest and responsible when handling someone else’s belongings.
问题：
What should you do first when you find a lost item
What if the item doesn’t have any contact information
B. 写作任务
题目：A Time I Found Something Lost
要求：用5-8句话描述你捡到一件物品并归还的经历，包括：
捡到的物品及归还的过程。
你的感受。
范例：
Last week, I found a wallet in the park. It had some money and a student ID in it. I looked at the ID and realized it belonged to a girl from my school. The next day, I returned it to her. She was very thankful, and I felt happy to help her.
【编者注：这份讲义系统覆盖了Unit 8的词汇、句型、语法和练习内容，帮助学生掌握如何使用情态动词表达推测，以及如何描述物品归属。】