《Natural elements》Unit 6 Electricity（Listening, More practice, Talk time）
Do you still remember how electricity gets all the way to falts?Please tell the class about it.
Do you know where we use electricity in our homes?
Can you name any of the electrical appliances that we in our daily lives?
We use it to watch programmes.
We use it to keep food cold and fresh.
We use it to cook rice.
A rice cooker
We use it to wash clothes.
A washing machine.
We use it to get information from the Internet.
We use it wo give us light.
We use it to keep us cool in summer and warm in winter.
An air conditioner
We use it to boil water.
We use it to heat food.
Electricity in Benny's flat
The electricity in Benny's flat is not working.Listen to the conversation between Benny's father and mother.Circle ON or OFF below each photo.
1 light(ON OFF)
2 computer(ON OFF)
3 washing machine(ON OFF)
4 rice cooker(ON OFF)
5 fridge(ON OFF)
6 television(ON OFF)
Electricity safety tips
Electricity makes our lives easier.We use a lot of electrical appliances in our homes every day.Here are three of them.How can we use them safety?
Keep the outside of the pot dry.
Do not switch the rice cooker on if the pot is empty.
Do not put your hand in the wshing machine when it is on.
Unplug it when you are not using it.
Do not turn it on when it is empty,because it might start a fire.
Stand at least one metre away from the microwave when it is on.
Before you put an object in a microwave,make sure it is microwave safe.
You must keep the outside of the pot dry.
You mustn't switch the rice cooker on if the pot is empty.
You mustn't put your hand in the washing machine when it is on .
You must unplug the washing machine when you are not using it.
You mustn't turn the microwave on when it is empty.
You must stand least 1 metre away from the when it is on.
You must only put "microwave safe" objects in a microwave.
Is electricity a good thing or a bad thing?
Electricity can be both useful and dangerous.It all depends on how we use it.
English words are made up of different parts.
There parts are called syllables.Every word has one or more syllables.
Here are some common adjectives.
clean uncomfortable useful comfortable dangerous
Now,let's put these adjectives into comparative forms.
Work out the rules
To make the comparative of adjectives
Add "-er" after words with one syllable.
Add "more" before words with two or more syllables.
There are exceptions:
Add "-er" after multisyllable words ending
with "-ow","able" and "-er".
For multisyllable words ending in "-y",change the "-y" to "-ier".
How many syllable do the following words have?
form cooker computer supermarket electricity
辅音音素中的响音/m/ /n/ /l/ /ŋ/也能和他前面的辅音构成一个音节 able['eɪbl]中的[bl]
Sometimes,we can spell the words better according to their syllables.
conversation con /kɒn/ sa /sel/
ver /və/ tion /ʃn/