Unit 4 The Internet Connects Us Lesson 23 The Internet--Good or Bad?课件(共18张PPT)

(共18张PPT)
Lesson 23
The Internet—Good or Bad
By the end of the lesson, you’ll be able to:
summarize the advantages and disadvantages of the Internet .
express your own views about using the Internet properly and carefully with the expressions we’ve learnt.
Do you often use the Internet
What do you often do on the Internet
Why do you use the Internet
Para1
Para2
Para3
Para4
A. The advantages of the Internet.
B. The disadvantages of the Internet.
C. The Internet has changed the world.
D. We should use the Internet properly
and carefully.
1.People can connect and share information in minutes.
2.The Internet can make our life easier and simpler
in many ways .
3.Some disadvantages can become real
problems.
4.The Internet is a useful tool so we can let it take up all of our time.
F
T
T
F
seconds
can’t
Where do these students live
They live in Africa.
With the Internet, we could meet them in seconds.
Where is it
The South Pole. It’s far away from us .
But the Internet can take us there.
With the Internet, I can...
It makes life easier and simpler.
It helps us get things done more quickly.
It opens up the world to us.
two sides
advantages
disadvantages
Disadvantages
It is harmful to people's eyes........
Spending too much time online is harmful to people’s health.
Cause people to be less social.
Attack the web or steal…
Good things about the Internet
1. It makes our life easier and simpler.
2. It helps us get things done quickly.
3. It opens up the world to us.
4. If a friend lives far away, the internet makes it easy to stay in touch.
Bad things about the Internet
1. Spending too much time online is harmful to people's health.
2. It may cause someone to be less social with family and friends.
3. Some people attack the web or use the internet to steal others' personal information.
The Internet has changed the world. People are able to connect and share information in seconds. However, the Internet has advantages and disadvantages.
Some of the advantages are truly wonderful….
Every coin has two sides. Some of the disadvantages can become real problems if we don’t take care….
The Internet can be a useful tool, but don’t let it take up all of your time. If you use the Internet properly and carefully, it can make your life more colourful.
the beginning
the ending
advantages
disadvantages
Passage 1 Do you use the Internet properly
There are all kinds of things on the Internet. The tips following may help you to use the Internet well.
If you are new to the Internet, you can ask your father or mother to use it with you. They can help you a lot. They can also tell you which websites are good for you.
Remember to be smart and make yourself safe online. Don't tell people your telephone number, home address, name or other things.
If you want to meet some friends on the Internet, you’d better ask one of your friends to go with you. The place where you meet should be near your home or school. There should be many people.
Don't download anything even if it is free. It may be bad for your computer. You can ask your parents about it.
The last one is the most important, You shouldn't spend too much time on the Internet. If you can't stop using it, you should ask your parents to help you.
We should use the Internet properly and carefully.
Extended Reading
Discussion: Ex3
The things students can do on the Internet
E-mail with friends and family.
Chat online with friends.
Write blogs.
Send, receive or post photos with friends.
Read the passage2or3 and underline some words that you want to say to them .
Choose your Task: Help them!
who play computer games too much time.(3)
who like making friends on line. (2)
Beautiful design
Expressions we’ve learnt
Eye-catching
Group Task: Help them!
who play computer games too much time.
who like making friends on line.
Draw a poster to help some students …
Don't let it take up much of your time.
Use the Internet to do what you should do.
Let the Internet help you, not do harm to you .
Write them an email and send it to : bdlb0914@
Clear structure
No grammar mistakes
Use the expressions we learnt today
Homework
Thank you!