Module 3 Unit 11 Electricity 课件（17张PPT）

How much do you know about
?
How … electricity is
in our lives!
What do you think of electricity?
I think electricity is (very)
… (in our lives.)

useful
necessary
wonderful
…
important
How much do you know about electricity?
People use them to keep warm, but they can’t make us cool. What are they?
People use them at home, at school and in an office. People use them to type letters, send E-mails, watch movies and so on.
What are they?
heaters
computers
When we feel hot in summer, we use them to keep us cool. When we feel cold in winter, we use them to keep us warm. What are they?
People use them to cook or heat food in a short time. We can see them at home and in an office.
What are they?
air-conditioners
How much do you know about electricity?
microwaves
They keep food and drinks fresh and cold. We can see them at home, at school and in an office. What are they?
We use them at night or when there is not enough light. We use them to keep rooms bright.
What are they?
fridges
How much do you know about electricity?
lights lamps
…use… to do…
for doing…
People use heaters to ____________.
People use printers to ____________.
People use washing machines to ____________.
People use vacuum cleaners to ____________.
People use fridges to ____________.
People use irons to ____________.
keep warm
print pictures
wash clothes
clean the floor
keep food fresh
iron clothes
keep warm
print pictures
wash clothes
clean the floor
keep food fresh
iron clothes
use…to do
= use… for doing
2.TV sets and DVD players make our lives
_____________.
1.Lights and microwaves make our lives
______________.
Choose the right word and use its proper form to fill in the blanks:
enjoyable, comfortable, convenient, efficient
(more) convenient
(more) enjoyable
3.Computers and printers help us work
______________. (v.)
4.Air conditioners and heaters make us feel
________________in summer and winter.
enjoyable, comfortable, convenient, efficient
(more) comfortable
(more) efficiently
2.TV sets and DVD players make our lives
_____________.
1.Lights and microwaves make our lives
______________.
(more) convenient
(more) enjoyable
3.Computers and printers help us work
______________.
4.Air conditioners and heaters make us feel
________________in summer and winter.
(more) comfortable
(more) efficiently
People use __________to ___________ at home.
People use __________ to ___________ at school.
People use __________ to ___________ in an office.
_____________ and heaters make us feel more __________
in ________ (season) and _______(season).
TV sets and ____________ make our lives more __________.
Lights and ___________ make our lives more __________.
Computers and _________ help us work more _________ .
Air conditioners
DVD players
enjoyable
microwaves
efficiently
convenient
printers
People are using electrical appliances widely in their lives.
Electrical appliances have brought us a lot of benefits.
winter
summer
comfortable
They have greatly changed our lives.
If there is no electricity, our lives
will be less …
2) Without electricity, we would not/ wouldn’t be able to …
watch TV.
The importance of electricity
Beginning: ________________________
______________________________
Body:
The uses of electrical appliances in different places
At least 2 examples :
(use … to do at/ in…)
The benefits of electrical appliances
At least 2 examples :
make …feel…/ make…adj. …/ help…work…/

End: _____________________________
_______________________________
A brief introduction about the importance
Repeat the importance
and remind people to save electricity
I think electricity is (very)
… (in our lives.)
…use…to/for…
If there is no electricity, our lives will be…
Without electricity, we would not/wouldn’t
be able to…
…make sth. adj. …
…make sb. do…
Homework:
Check your work again, correct your mistakes and try to make the sentences more beautiful.
Writing: Electricity
1. Beginning
2. Body
3. Ending
How important electricity is in our lives!
So / That’s why we should (save) …
…also…
…not only...but also...
…both…and…
…neither…nor…
Besides,…
What’s more,…
I think/As we all know…