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Unit 6 Electricity everywhere
Unit review单元复习教案
【教学目标】
学完这一课，学生能够掌握：
1．词汇：Unit 6的重点词汇及核心考点；
2．语法：掌握情态动词can, cannot, may, may not, must, must not的用法。
3．交际功能：谈论电的重要性，谈论安全用电规则，讲解不同的发电方式，谈论如何节约用电。
【教学重点】
1．掌握本单元重点词汇及核心考点；
2．掌握情态动词can, cannot, may, may not, must, must not的用法。
【教学难点】
掌握情态动词can, cannot, may, may not, must, must not的用法。
【教学过程】
环节一：课堂导入
通过复习本单元重点单词和短语的活动，帮助学生回顾本单元重点内容，导入话题，让学生感受本单元的具体语境，活跃课堂气氛。
【教师活动】通过回顾重点单词的活动，展示本单元所学重要的单词，为本节课预热。
【学生活动】根据汉语意思写出对应单词，复习本单元出现的重点单词。
【教师活动】组织学生将短语与对应的汉语意思相连，复习重点短语的用法。
【学生活动】完成连线任务，巩固重点短语的用法。
【教师活动】组织学生用正确的单词或短语填空，复习重点单词、短语的用法。
【学生活动】完成填空任务，巩固重点单词、短语的用法。
环节二：复习旧知
Step 1: 话题梳理
【教师活动】梳理本单元的话题及功能、组织“头脑风暴”，引导学生说出本单元话题的内容及其相关的词汇、句型，引导学生基于前面复习的内容整合本单元学习的重点知识，思考并构建单元知识脑图。
【学生活动】梳理本单元重点知识，思考并构建单元知识脑图。
Step 2: 考点突破
【教师活动】组织梳理必过考点，让学生练习核心考点，并以练习带动知识复现、复习和应用，使学生达到真正掌握知识点的目的。
【学生活动】完成每个考点下的练习题，并学习总结相关考点。
Step 3: 语法突破
【教师活动】让学生通过练习练会本单元语法，并以练习带动知识复现、复习和应用，使学生真正掌握本单元的语法点。
【学生活动】完成每个语法项目下的练习题，并学习总结相关语法知识。
Step 4: Let’s say
【教师活动】组织学生进行口语表达训练，说一说安全用电规则。
【学生活动】解释图片表示的含义，同时思考其他安全用电规则，并尝试使用正确语言对其进行描述。
Step 5: Group work
【教师活动】组织学生进行小组活动，讨论人们的用电情况和节约用电的具体措施。
【学生活动】围绕教师提出的问题，先在小组内讨论，然后展示汇报讨论结果。
环节三：课堂小结
1．话题梳理
无处不在的电（Electricity everywhere）
（1）谈论电的重要性（Talk about the importance of electricity.）
（2）谈论安全用电规则（Talk about safety rules for using electricity.）
（3）讲解不同的发电方式（Explain different ways of producing electricity.）
（4）谈论如何节约用电（Talk about how to save electricity.）
2．要点回顾
（1）against的用法
（2）safe，safely，safety用法辨析
（3）connect的用法
（4）... but then our tablet ran out of battery.句子精析
（5）They are trying to show that small changes can make a great difference to our planet.
句子精析
（6）More than 2.2 million homes and businesses joined in.句子精析
（7）Don’t turn on the air conditioner when the window is open.句子精析
（8）情态动词：can, cannot, may, may not, must, must not
环节四：课后任务
布置学生课下完成：
1．Review what we learned in this unit.
2．Preview Unit 7 Section 1 Reading.
4 / 4(共34张PPT)
Unit 6 Electricity everywhere
Unit review单元复习
英语沪教版（2024）七年级下册
Lead-in
Write down the words according to Chinese.
1. 电池 __________
2. 公寓 __________
3. 任务 __________
4. 冰箱 __________
5. 酸奶 __________
6. 速度 _________
7. 安全 _________
8. 数量 _________
9. 驱动 _________
10. 电 __________
battery
apartment
task
fridge
yogurt
speed
safety
amount
power
electricity
11. 气候 __________
12. 地标 __________
13. 规则 __________
14. 家庭的 __________
15. 紧靠、碰 ________
climate
landmark
rule
against
household
1. run out of
2. care about
3. go bad
4. join in
5. light bulb
6. climate change
7. electric car
8. electrical appliance
9. have sth. in common
Lead-in
Match the phrases with their meanings.
参加、加入
用完、耗尽
关注、担忧
变质
电动汽车
电灯泡
有相同的特征
气候变化
电器
1. Please _________ (使连接) the computer to the Internet.
2. Read the ____________ (用法说明、操作指南) carefully
before you use a new machine.
3. Let’s sit here and rest for a _______ (一会儿、一段时间).
4. We must pay attention to traffic _________ (safe).
5. I __________ (用完、耗尽) milk, so I need to buy some more.
6. Come on and ________ (参加、加入) the game! It’s really fun.
Lead-in
Complete the sentences with the right words or phrases.
ran out of
instructions
safety
connect
join in
while
话题梳理
话题：Electricity everywhere (无处不在的电)
功能：Talk about the importance of electricity.
(谈论电的重要性)
Talk about safety rules for using electricity.
(谈论安全用电规则)
Explain different ways of producing electricity.
(讲解不同的发电方式)
Talk about how to save electricity.
(谈论如何节约用电)
话题梳理
Electricity everywhere
Air conditioners keep our homes cool in summer. They run on electricity.
Never touch electrical appliances with wet hands.
We can use water, wind and sunlight to produce electricity.
Talk about the importance of electricity.
Explain different ways of producing electricity.
Talk about safety rules for using electricity.
Talk about how to save electricity.
Turn off the computer when you are not using it.
考点突破
① 许多人反对这项新规。
Many people are ________ the new rule.
② 他撞到了桌子，把咖啡弄洒了。
He ________ ________ the table and spilled the coffee.
③ 他们在为反对不公正而斗争。
They are __________ _________ injustice.
考点突破
1. against的用法
against
knocked against
fighting against
考点突破
知识复现
against 是一个常用的介词，具有多种用法：
① 表示反对、对抗：fight against 与……作斗争，struggle against 为反对……而斗争，argue against
反对……而辩论。
He argued against the plan at the meeting.
② 表示靠着、倚着：He stood against the door.
1. against的用法
考点突破
知识复现
③ 表示以……为竞争对手：play against 与……比赛，compete against 与……竞争。
Our team will play against their team next week.
④ 表示碰、撞：beat against 拍打，knock against 撞上，rub against 摩擦、蹭。
The cat rubbed against my leg.
1. against的用法
考点突破
① 把药放在安全的地方。
Keep the medicine in a _______ place.
② 咱们来讨论一下安全用电的问题。
Let’s talk about using electricity _________.
③ We care for your health and ________ (safe).
考点突破
2. safe，safely，safety用法辨析
safety
safely
safe
考点突破
知识复现
① safe adj. 安全的，反义词是dangerous 危险的。
The children are quite safe here.
② safely adv. 安全地，常修饰动词。
The pilot always lands the plane safely.
③ safety n. 安全、平安，反义词是danger 危险。
I am worried about her safety.
2. safe，safely，safety用法辨析
考点突破
① 在我们打开设备之前，我们需要确保电缆正确连接。
We need to make sure that the cables are __________
correctly before we turn on the device.
② 把打印机连接到电脑上。
_________ the printer _____ the computer.
考点突破
3. connect的用法
connected
Connect to
考点突破
知识复现
connect v.（使）连接，
connect to / with ... 与……建立连接 / 联系；
connect ... to / with ... 把……和……连接 / 联系起来；
be connected with ... 与……有关联。
I like to connect with my friends by playing together.
Many people connect the color red with good luck.
His failure in the exam is connected with his laziness.
3．connect的用法
考点突破
① 他在离家还有一英里的地方把油耗尽了。
He _____ _____ _____ gas a mile from home.
② 一周过去了，他们的食品被吃完了。
A week passed, and their food ______ ______.
③ He ran out of his red ink.（写同义句）
________________________
考点突破
4．... but then our tablet ran out of battery.句子精析
His red ink ran out.
ran out of
ran out
考点突破
知识复现
run out of 表示“用完……”，作及物动词，后接宾语，主语通常是人。
run out 表示“……被用完了”，作不及物动词，主语通常是时间、金钱、食物等无生命名词。
Jack soon ran out of his money.
= Jack’s money soon ran out.
4．... but then our tablet ran out of battery.句子精析
考点突破
① 我们应该尽最大努力帮助那些有需要的人。
We should ____ _____ ______ ____ help those in need.
② 种植更多的树会对环境产生影响。
Planting more trees will _______ ____ ___________
____ the environment.
考点突破
5. They are trying to show that small changes can make a great difference to our planet.句子精析
make a difference
try our best to
to
考点突破
知识复现
① try to do sth. 尽力做某事，try one’s best to do sth. 尽某人最大努力做某事。
I will try my best to learn English well.
② make a difference 有影响、起作用，make a difference to ... 对……有影响、起作用。
Your help made a difference to my study.
5. They are trying to show that small changes can make a great difference to our planet.句子精析
考点突破
① 来加入讨论吧。我们需要你的想法。
Come and ______ _____ the discussion. We need your ideas.
② 他们在2008年开始参加这项活动。
They started to ______ ______ _____ the event in 2008.
③ 超过五百万人住在这座大城市。
_______ ______ five ________ people live in this big city.
考点突破
6. More than 2.2 million homes and businesses joined in.句子精析
take part in
join in
More than
million
考点突破
知识复现
① more than / over + 数字，表示“超过这一数字”。
I have more than / over twenty storybooks.
② million 百万，前面有具体数字，它不加-s；与of 搭配使用时，它要加-s，millions of 数以百万计的、大量的。hundred，thousand用法相同。
There are millions of stars in the night sky.
6. More than 2.2 million homes and businesses joined in.句子精析
考点突破
知识复现
③ join in 通常指参加游戏、讨论、比赛等；take part in 强调“参与并在活动中发挥一定作用”，一般可以和join in互换；join指加入组织团体成为其中一员，也可接某人作宾语。
Did you take part in / join in the party yesterday
Would you like to join us Let’s join the art club.
6. More than 2.2 million homes and businesses joined in.句子精析
考点突破
① 当你不用时关掉电脑。
______ _____ the computer when you are not using it.
② 请打开窗户透透气。
Please _______ the window to let in some fresh air.
③ 她打开水龙头洗手。
She _______ _____ the tap to wash her hands.
考点突破
7. Don’t turn on the air conditioner when the window is open.句子精析
open
Turn off
turned on
考点突破
知识复现
turn on 主要用于打开电器、设备、水龙头、煤气等，对应短语是turn off（关闭）；open 主要用于打开门窗、书本、盒子等，反义词是close（关闭）。
Please turn on the light.
Open the door, please.
拓展：turn up 将音量调大，turn down 将音量调小。
7. Don’t turn on the air conditioner when the window is open.句子精析
语法突破
1. 暴风雨中我们不可以出门。
We _______________ go outdoors during a storm.
2. 你能告诉我你对电的了解吗？
______ you tell me what you know about electricity
3. 他必须保持他的房间干净。
He _______ keep his room clean.
语法突破
情态动词：can, cannot, may, may not, must, must not
mustn’t / cannot
Can
must
语法突破
4. 你可以坐在这里。You __________ sit here.
5. —我可以问你一些问题吗？—是的，你可以。
—___________ I ask you some questions
—Yes, you __________.
6. 她会说法语，但是她不会写。
She ______ speak French, but she _______ write.
语法突破
情态动词：can, cannot, may, may not, must, must not
can / may
May / Can
can
can
can’t
语法突破
知识复现
① can 意为“能、会、可以”，cannot = can’t 意为“不能、不会、不可以”，can / cannot 常用来表示具备或不具备某种能力。
I can sing, but I can’t dance.
—Can you think of an example
—Yes, I can. / No, I cannot / can’t.
情态动词：can, cannot, may, may not, must, must not
语法突破
知识复现
② may 意为“可以”，may not 意为“不可以”，may和may not常用来表示请求、给予和拒绝许可。非正式场合，can和cannot也可以达成同样的目的。
You may / can turn on the TV.
You may not / cannot play in the kitchen.
—May / Can I use your mobile phone
—Yes, you can. / No, you can’t.
情态动词：can, cannot, may, may not, must, must not
语法突破
知识复现
③ must 意为“必须、应该”，mustn’t 意为“不可以”，可以替换成can’t，must / mustn’t 常用来告诉人们该做什么或不该做什么。
We must always be careful with electricity.
We mustn’t / can’t touch electrical appliances with wet hands.
情态动词：can, cannot, may, may not, must, must not
语法突破
知识复现
注意：Must I ... 意思是“我必须……吗？”，
肯定回答：Yes, you must.
否定回答：No, you needn’t. / No, you don’t have to.
—Must I come over now
—Yes, you must. / No, you needn’t / don’t have to.
注意：这些情态动词后均接动词原形。
情态动词：can, cannot, may, may not, must, must not
Task 1
Let’s say
Look at these pictures and say what they mean. What other safety rules for using electricity do you know Try to tell us.
Never touch electrical appliances with wet hands.
Do not use broken cables / electrical appliances.
...
×
×
Task 2
Group work
Where do we use electricity What do we use electricity to do
How can we save electricity Discuss in groups and then report.
Where and what:
At home: We use electricity to light up the rooms. / ...
In factories: Factories use electricity to run machines. / ...
Ways to save electricity:
We should turn off the lights when we leave a room.
We can ...
Task 2
At home, we use electricity to light up the rooms. Factories use a lot of electricity to run machines.
... To save electricity, we should turn off the lights when we leave a room. We can ...
Group work
Where do you use water What do you use water to do
How can you save water Discuss in your group and report.
Summary
Talk about the importance of electricity.
话题梳理
Electricity everywhere
Explain different ways of producing electricity.
Talk about safety rules for using electricity.
Talk about how to save electricity.
Summary
要点回顾
（1）against的用法
（2）safe，safely，safety用法辨析
（3）connect的用法
（4）... but then our tablet ran out of battery.句子精析
（5）They are trying to show that small changes can make a great difference to our planet.句子精析
（6）More than 2.2 million homes and businesses joined in.句子精析
（7）Don’t turn on the air conditioner when the window is open.句子精析
（8）情态动词：can, cannot, may, may not, must, must not
Homework
1．Review what we learned in this unit.
2．Preview Unit 7 Section 1 Reading.

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