内容正文:
Understanding ideas
—Grammar
让教与学更加轻松
外研版(2024)八年级
下
Unit 4 Helping Out
Learning Objectives
Vocabulary
Share and Check
Grammar
Homework
Key Points
Content
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02
03
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05
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通过观察情态动词的例句,总结情态动词must、may、can表推测的含义和用法。
在单句和对话情境中正确运用情态动词表推测。
运用所学,两人一组讨论身边哪些人需要帮助,他们为什么需要帮助以及帮助人们的办法。
Learning Objectives
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02
03
3
核心词汇:
don’t worry, give...a hand, lost, flu, share...with...,
mention, directly, solution, a bottle of, exam, dialogue,
get through, find it a challenge to..., perhaps I can...
核心语法:
情态动词:must, may, can(表示猜测、推断)。
Key Points
bottle
/ˈbɒtl/
n. 瓶子
I bought a bottle of milk this morning.
今天早上我买了一瓶牛奶。
Vocabulary
1.7.2013
今天我们学习的第一个单词是 "bottle",它的意思是“瓶子”。请看例句:“I bought a bottle of milk this morning.”,翻译过来就是“今天早上我买了一瓶牛奶。” 大家可以看到右边的图片,清晰地展示了“bottle”这个物品。
‹#›
exam
/ɪɡˈzæm/
n. (名词) 考试
She is preparing for the final exam.
她正在准备期末考试。
Vocabulary
1.7.2013
接下来我们学习单词 "exam",它的意思是“考试”。例句是:“She is preparing for the final exam.”,翻译为“她正在准备期末考试。” 图片中展示了同学们在教室里认真复习的场景,这正是为“exam”做准备的画面。
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dialogue
/ˈdaɪəlɒɡ/
n. (名词) 对话
The two friends had a warm dialogue about their holiday.
这两位朋友就假期进行了一场温馨的对话。
Vocabulary
1.7.2013
第三个单词是 "dialogue",意思是“对话”。我们来看例句:“The two friends had a warm dialogue about their holiday.”,翻译是“这两位朋友就假期进行了一场温馨的对话。” 图片中两位同学正在愉快地交谈,这就是“dialogue”的生动体现。
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flu
/fluː/
n.流行性感冒,流感
He stayed at home because he had the flu.
他因为得了流感而待在家里。
Vocabulary
1.7.2013
最后一个单词是 "flu",它的意思是“流行性感冒”或“流感”。例句是:“He stayed at home because he had the flu.”,翻译为“他因为得了流感而待在家里。” 图片中的人物戴着口罩,手持体温计,很好地诠释了“flu”的场景。
‹#›
Retell Lean’s story
Share and check
Excuse me, may I have a purple crayon, please?打扰一下,请问我可以拿一支紫色蜡笔吗?
Sorry, but I can’t find one.抱歉,我无法找到。
Crayons may carry viruses and spread diseases.蜡笔可能携带病毒并传播疾病。
They can only be used once.它们只能被使用一次。
Then they must be thrown away.然后它们必须被扔掉。
It can be boring to wait for X-rays and treatments.等待X光和治疗可能会很无聊。
There must be something for me to do.一定有什么事情是我可以做的。
It might sound impossible.这也许听起来不可能。
Check in groups
Share and check
Excuse me, may I have a purple crayon, please?
Sorry, but I can’t find one.
Crayons may carry viruses and spread diseases.
They can only be used once.
Then they must be thrown away.
It can be boring to wait for X-rays and treatments.
There must be something for me to do.
It might sound impossible.
将8个核心句子归入以下两类。要求在每个句子旁,用关键词(如“请求”、“必须”、“可能”等)简要标注你的判断理由。
A类(表达现实行动与规则):
如请求、能力、许可、义务、规定等。
B类(表达内心推测与猜测):
如可能、也许、肯定等。
Grammar Learning
Excuse me, may I have a purple crayon, please?
Sorry, but I can’t find one.
Crayons may carry viruses and spread diseases.
They can only be used once.
Then they must be thrown away.
It can be boring to wait for X-rays and treatments.
There must be something for me to do.
It might sound impossible.
Share results and reasons in groups.
Discuss differences and reach agreement.
Complete a group summary.
A类(表达现实行动与规则):
如请求、能力、许可、义务、规定等。
B类(表达内心推测与猜测):
如可能、也许、肯定等。
Grammar Learning
A类(表达现实行动与规则)
1. Excuse me, may I have a purple crayon, please?
可以——礼貌请求
2. Sorry, but I can’t find one.
不能,无法——能力
4. They can only be used once.
可以——规定
5. Then they must be thrown away.
必须——义务/规定
B类(表达内心推测与猜测)
3. Crayons may carry viruses and spread diseases.
可能——对风险的推测
6. It can be boring to wait for X-rays and treatments.
可能会——对等待体验的感受推测
7. There must be something for me to do.
一定、肯定——表示非常有把握的推测
8. It might sound impossible.
也许——对听者感受的推测
Grammar Learning
小组讨论结束后,全班一起汇总交流,最终统一分类结果,AB两类各有四句话。
你可以分析、总结
情态动词may, can, must
表示推测或猜测的用法吗?
may/might: 有可能
(较不确定)
can: 可能
(指理论或一般情况下的可能性)
must: 一定,肯定
(根据证据做出的强烈推测)
can’t: 不可能
(用于否定性推测,语气非常肯定)
B类(表达内心推测与猜测)
3. Crayons may carry viruses and spread diseases.
可能——对风险的推测
6. It can be boring to wait for X-rays and treatments.
可能会——对等待体验的感受推测
7. There must be something for me to do.
一定、肯定——表示非常有把握的推测
8. It might sound impossible.
也许——对听者感受的推测
Grammar Learning
① 我的答案
② 我找到的关键线索
③ 为什么线索指向这个答案
Discuss in pairs
Grammar Practice
Check the answer
must
may
can/may
很有把握的推测
可能会下雨,但并不确定, may 表示可能性推测
用 can 表示允许(能力或允许的用法,不是推测)
Tips:
看语境,找线索;
强证据用must,不确定用may;
表允许或能力,can是好朋友。
Grammar Practice
What problems do they meet?
What kind of help do they need?
Talk about the pictures.
Grammar Practice
Tips:
看语境,找线索;
强证据用must,不确定用may;
表允许或能力,can是好朋友。
我的答案是:______(明确说出所选情态动词)
我找到的关键线索是:______(指出对话中的具体词语、图片信息或逻辑关系)
为什么线索指向这个答案:______(解释线索与情态动词功能之间的匹配关系)
must
may
can
can’t
can
Grammar Practice
Act out the dialogues
in pairs
Grammar Practice
Do you think it needs a lot of effort to help people around us? Why or why not?
What can you learn from Leah’s story and these dialogues?
Discuss in groups
Grammar Practice
Apply the grammar
Task: 校广播站“暖心频道”现面向全校征集“校园助人小剧场”剧本及录音。请两人一组,自行设计或从四幅图片中任选一个校园情景,创作并表演一段对话,内容需围绕“发现困难、提供帮助”展开。
Apply the Grammar
Example
Apply the Grammar
对话任务评价表
应该从哪些方面去评价这段对话呢?
我们刚学完这个单元,哪些核心词汇、语法和句型必须用上才算学以致用?
怎样的现场展示更有效、更打动人?
Apply the Grammar
Time to create
Apply the Grammar
Time to act out
Apply the Grammar
1.必做Compulsory:
阅读下面的小故事,在每个空格处填入情态动词can、must 或 may,以完成合理的逻辑推测。
2. 选做Optional:
完善课上的对话创编,编写一个更完整的英文短剧剧本。
Homework
Thank you!
外研版(2024)八年级
下
让教与学更加轻松
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