(共25张PPT)
Language points
Why are you so interested in trees, Doctor Ray
Question1:
Doctor Ray is very interested in trees.
Doctor Ray shows/has great interest in trees.
I'm interested in books.
I'm interested in reading books.
I have great interest in books/reading books.
What are you interested in
I'm interested in books.
I'm interested in reading books.
I have great interest in books/reading books.
music/listening to music
games/playing games
basketball/playing basketball
badminton/ playing badminton
drawing pictures
But what good are trees
Question2:
Good of trees
1. Make the streets more _____ and less ____.
2. Provide us with____ ,_____ , _____ ,____ ....
3. _____ harmful gases ____ the air and _____ oxygen back ____the air.
4. Cool the air ___ ____ ____ clean it.
beautiful
noisy
wood,
rubber
paper
fruit
Take
from
release
into
as well as
I can dance, I can sing too.
I can dance __ ___ __ sing.
Judy likes to breathe clean air.
Her classmates like to breath clean air too.
Judy __ ____ __ her classmates likes to breathe clean air.
as well as
as well as
make... + adj.
The news makes me ________.
The news will make you more excited,less worried.
sad / upset
Look, the factory is releasing black smoke into the air.
release---- let out
The prisoners will be released soon.
I suppose you also enjoy breathing pure ,cool air.
I suppose it is going to be rainy tomorrow.
I suppose it is going to be...
I don't suppose it is going to be...
a. know b. think c. ask
breathe(v.) [bri: ] breath(n.) [breθ]
breathe cool/ fresh/polluted air
breathe in, / breathe out
take a breath / hold a breath
Are trees in danger
Question3:
Trees are in great danger.
We ___ ____ and burn millions every year.But we replace hardly any of them.
cut down
We are__________ our best fighters against pollution.
destroying
It's ___________ to swim in the sea.
The man is in ________ now, he is calling for help.
danger dangerous
dangerous
danger
Trees communicate with one another.
People communicate with one another by internet.
making phone calls
sending messages
sending e-mails
warn
warning
It warns us not to ...
swim/ smoke/ get into the room/ walk on the grass
It warns us of electricity.
Quiz
1. The factory often _____ black smoke ____ the air.
A. releases; into B takes; from
C. helps; with D. protects; from
2. Although my parents are working in HongKong, we can ____ each other by e-mail.
A. communicate with B. keep in touch
C. communicate to D. have a talk
3. My mother warned me ____ to the beach to swim.
A. didn't go B. to not go
C. to go not D. not to go
4. Are you interested ____
A. on swim B. about swimming
C. in swim D. in swimming
5. So many people come to my birthday, it made me really_____.
A. to be happy B. happily
C. happy D. to be happily
1. 树木吸收有害气体,释放氧气.(take, release)
2. 她和她妈妈都喜欢唱歌.(as well as)
3. 我认为我们要保护树木.(suppose)
4. 如果你有危险,请告诉我.(in danger)
5. 我们要经常和父母交流沟通.(communicate)
Trees take in harmful gases and release oxygen.
She as well as her mother likes singing.
I suppose we should protect trees.
If you are in danger, please tell me.
We should often communicate with our parents.
pure, release, wood, in danger, destroying, as well as, dangerous, fight
Trees play an important role (起着重要的作用) in our daily life.They are useful in three important ways.The most important way is that they provide us many things such as food, _____, rubber and other products.They can take in harmful gases and _____ oxygen into the air, which makes the air _____ and clean.Without trees, many animals _________ human beings can not live on the earth.
The second important way is that trees give us shade. On a hot summer day, people really want to have a rest under the shade
The third important way is that they help to______ against water pollution. They can clean the water.
But many people haven't realized the importance of trees. They cut down as many trees as possible.In order to get more land to build houses or factories, people are__________ many trees.Trees are _________.We must do something to protect them and plant more trees. Only in this way can we make our earth a better place to live on.
wood
release
pure
as well as
fight
destroying
in danger
Homework:
1. Copy the phrases 1-30
2. Do the exercises on the book
3. Think about how to protect our earth