課程內(nèi)容

2.Brainstorming
In our daily lives,what kinds of things needs electricity?

3.What do you know about...?
solar power       water power        wind power
There are different ways of producing electricity.
Before you read
Electricity all around
Look at the potos and the title of the story on page 73.
Then answer the questions below.
1.What did the girl buy?
2.What do you think story may talk about?Tick (√)the possble answers.
a Where electricity comes from.
b What electricity is like.
c What we use electricity for.
d How we can use electricity safely.

4.Reading
Electricity all round
One evening,Daisy said,"I'm going to buy a packet of sweets.Does anyone want anthing?"
Benny,Daisy's brother,relied,"Can you get me a packet of electricity?"
"Yes,I can"said Daisy.Then she went out.
Benny laughter,"She can't buy electricity in packet like sweets!She'll look foolish."Mum said."You mustn't say that,Benny!"
According to the first part of the text,tell whether the following statements are true of false.Correct the statement if it's false.
(  )Daisy was going to buy a packet of sweets.
(  )Benny didn't reply to his sister because he wanted nothing.
(  )Benny didn't think Daisy could buy electricity in packets like sweets.
(  )Benny wanted to make Daisy look foolish.
(  )Mum was happy about that.
This is what happened...
Daisy was going to buy a packet of sweets.Benny asked Daisy to get him a packet of electricity in packets like sweets.Benny wanted to make Daisy look foolish.Mum was unhappy and she asked Benny not to say that.
Benny laughed,"She can't buy electricity in packets like sweets!She'll look foolish."
in packets:一包包地
in后接量詞的復(fù)數(shù)形式常常用于顯示某物的形狀、包裝或數(shù)量。eg:in groups,in pairs,in rows,in bags等。
look在這里是系動(dòng)詞“看起來好像；似乎；顯得”，foolish在句中做look的表語。
look做行為動(dòng)詞，意為“看，瞧”，常用副詞來進(jìn)行修飾。
eg:The mother looks sad.She looks sadly at her son.
"What do you know about electricity,Benny?"Dad asked.
"Electricity gives us power.It flows through wires.It's like water,in a way."said Benny.
"You're right! Electricity comes into our flat through thin wires.There are connected to cabes under the street".Dad added.
"What are the cables connected to?"asked Benny.
"They're connected to a power station"answered Dad.
According to the second part,answer the following questions.
How does electricity come into our flats?
Electricity comes into our flat through thin wires.
What is it like?
It's like water,in a way.
What are the wires connected to?
They are connected to cables under the street.
What are the cables connected to?
They are connected to a power station.
What does electricity give us?
It gives us power.
A moment later,Daisy came back.
"May I have my packet of electricity?"Benny asked.
"Here you are!"said Daisy.
"But...these are batteries!"said Benny.
"Daisy's right"said Dad,"The chemicals inside batteries produce electricity."
Mum said."Who looks foolish now,Benny?"
According to the third part,answer the following questions.
What did Daisy buy?
Battieries.
Was she right?
Yes,she was.
Why?
Because the chemicals inside batteries produce electricity.
Mum said."Who looks foolish now,Benny?"
這句話并非一個(gè)真正的問題。有時(shí)候會(huì)使用問句來點(diǎn)名每個(gè)人都知道的答案，目的是為了強(qiáng)調(diào)我們所說的內(nèi)容。我們把這種問句稱為反問句（Rhetorical questions）。Benny的媽媽反問他，目的是說Benny looks foolish now.

Three parts:
Part 1(Paragraphs 1-5):Daisy is going to the shop,and Benny tries to trick her by asking her to buy a packet of electricity for him.Daisy agrees and Benny thinks she is foolish.
Part 2(Paragraphs 6-10):Benny explains that electricity comes through wires,His dad expains the people get electricity from the power station through wires and cables.
(Paragraphs 11-16):Daisy returns with some betteries,the packets of electricity Benny asked for.Benny is surprised and now it is Benny who looks foolish.
C1 The words in italics are form the story on page 73.Circle the correct answers to cpmplete these sentences.
1 If you relpy to a question,you _______ it.
a ask           b answer
2 A foolish person usually does ________ things.
a harmful           b silly
3 When my computer is connected to the Internet,the Internet _______my computer and the other computers in the world together.
a joins            b carries
4 If you ask someone to wait for a monment,you will come back in _______.
a a long time         b a short time
5 Batteries provide toy cars with _____.
a electricity toy cars with _______.
a electricity         b heat
C2 Complete the passage below with the words from the box.
anyone     connected to      in a way       power station     wires
Electricity  is water,______.It flows from the ______ to our homes.
The light,TVs and computers in out homes are ________ the power satrion through ________.
Electricity is very important to us.We need it at home.at work and in schools.Could _________ live in a world without electricity?
D1 Find these sentences in the story on page 73.Then write the name of the person or thing that each pronoun in italics refer to.
1 I'm going to buy a packet of sweet.(lines 1-2)
2 Can you get me a packet of electricity?(lilnes 4-5)
3 She'll look foolish.(line 8)
4 It's like water,in a way.(lines 11-12)
5 They're connected to a power station.(line 16)
D2 The picture below shows how electricity gets to Benny's flat.Fill in the blanks with the correct words from the box.
cable     power station      wire

5.Intensive reading
Electricity all around
Mum said,"You mustn't say that,Benny!"
What mustn't Benny say?
He mustn't say,"She can't buy electricity in packets like sweets!She'll look foolish."
Mum said,"Who looks foolish now,Benny?"
How should Benny answer?
Sorry!!
When I asked you to buy ________,I just wanted to make you look ______.Because I thought you couldn't buy ________ in packets like sweets.Electricity is like water,in a _____.It comes into our flat through _______,and these wires are connected to the cables from a ______.It gives us power.You bought ________,and I have to say that you really did buy a packet of electricity because the ______ inside the batteries produce electricity.I'm sorry.

6.Consolidation
Electricity all around
In groups,read the text,with each member role-playing a different cahracter in the story.
Sing a song
Electricity
Electricity-AC
Electricity-DC
A wonderful kind of energy.That's electricity-SiSi
It's a kind of energy,you can change so easily
You can change it into heat in a heater
Change it into light in a lamp
Change it into motion in a motor
Change it into sound in a phone

Electricity-AC
Electricity-DC
A wonderful kind of energy.That's electricity-SiSi
It's a kind of energy,We produce so easily
You can make it with a steam or a water turbine
Make it with a  senerator turns
Make it with a simple storage battery
Make it with a photo elecetie cell

7.Homework
1.模仿錄音的語音、語調(diào)，朗讀課文。
2.抄寫單詞和短語。
3.復(fù)述電流進(jìn)入家庭的過程。
4.完成《練習(xí)冊(cè)》第82頁Vocabulary和第89頁至91頁Reading部分的練習(xí)。