Module 3 Unit 6 Electricity Writing 写作课件(共25张PPT)沪教版（2024）七年级英语下册

(共25张PPT)
Unit6
Electricity
Writing
Learning Objectives
use model verbs like must /mustn't correctly to write home rules for saving electricity.
apply unit vocabularies, like appliances, switch off, unplug in this writing task.
recognize the importance of energy conservation for environmental protection.
By the end of this lesson, students will be able to:
What is it
We use it to watch programmes.
television
We use it to cool down rooms in summer.
air conditioner
We use it to keep food cold and fresh.
fridge/ refrigerator
We use it to cook rice.
rice cooker
We use it to wash or dry clothes.
HD
washing machine
We use it to boil water with no fire in sight.
electric kettle
We use it to heat food quickly.
microwave oven
We use it when we need hot water for a shower or washing dishes.
water heater
Brainstorm
Can you figure out other electrical appliances
Electrical appliances play an important role in our daily life. But…
dryer
Energy Saving Quiz
Do you turn off lights when leaving a room
Do you turn on the light bulbs during daytime
Do you often leave the fridge door open
Do you keep the water heater on standby(待机模式)
Do you unplug chargers(拔充电器) when not in use
Let’s see how we use electrical appliances at home.
Review
What will our life be like without electricity
Our lives will be difficult without electricity. So it’s necessary for us to save it!
Writing Task
Write rules for saving electricity at home.
Imperatives(祈使句)
Do…/Don’t do…
Task 1
Free Talk
What are rules like What sentence patterns are preferred in rules
2. Modal verbs:
must/mustn’t + do
should/shouldn’t + do
…
(switch off, leave)
Task 2
Look and Say
1.We should switch off the lights
when we leave the room.
Look at the pictures. Try to make rules by using model verbs “should/ shouldn’t/ must/ mustn’t” and the words given below.
(turn off, not use)
2.We should turn off the computer when we are not using it.
3.We shouldn’t turn on the air conditioner with the window open.
(with…open)
(leave…open)
4.We shouldn’t leave the fridge door open.
Task 3
Room-based discussion
Reference参考词汇:
unplug devices 拔掉设备
charger 充电器
energy-saving bulbs 节能灯泡
air dry clothes 自然晾干衣物
natural lighting 自然照明
One group for one room. Work in groups and propose at least 3 rules.
Living room
Bedroom
Kitchen
Restroom
Task 4
Writing
It’s time to write your own family rules for saving electricity.
at least 3 Dos and 3 Don’t for saving electricity
proper model verbs
new words/ phrases in this unit
Peer Check
3 Dos and Don’ts
proper modal verbs
new words and expressions in this unit
creative ideas and confident performance
Share your “Home Rules” in front of the class and vote for the best work.
Self-assessment
Self-assessment ★★★★★ ★★★★ ★★★
I wrote home rules about what we must and mustn’t do to save electricity.
I used modal verbs, such as ______ correctly.
I used the words and expressions I learnt in this unit.
I used correct spelling, grammar and punctuation.
Saving electricity isn’t a choice—it’s a duty to the planet and future generations.
Homework
必做：完善“家庭节电规则”，制作英文海报（至少5条规则）
选做：1. 仿照“家庭节电规则”，制作一份“班级节电规则”；
2. If we save 1 hour of AC use daily, how much energy is saved in a
month （跨学科）
Key words and phrases
Nouns:
electrical appliances 家用电器
air conditional 空调
water heater 热水器
electrical kettle 热水壶
hairdryer 吹风
iron 熨斗
sweeping robot 扫地机器人
tablet 平板
microwave oven 微波炉
charger 充电器
standby 待机模式
Verbs:
ought to 应该
unplug 拔出
turn/switch off 关掉
turn/switch on 打开
Thanks