内容正文:
Save the trees
Unit 4
1
Pre-listening
What tree is it?
What do you know about it?
Look and talk about the pictures:
Listening
We will fill in the blanks. First , guess the meaning and the word form.
We can find pine trees in almost every ______ of China.
People grow pine trees in cities because they are always ______ and they make the environment more _________.
Pine trees are very ________.
—They can grow in difficult environments.
n.
adj.
adj.
adj.
Listening
Pine trees have very ______ lives.
—Some of them live more than ______ years.
Pine trees are useful.
—We use them to make ________.
—We use them in _______ medicine to fight against diseases.
adj.
num.
n.
adj.
Listening
Now, listen to a radio program about pine trees and complete the notes below.
We can find pine trees in almost every ______ of China.
People grow pine trees in cities because they are always ______ and they make the environment more _________.
Pine trees are very ________.
—They can grow in difficult environments.
part
green
beautiful
strong
Listening
Pine trees have very ______ lives.
—Some of them live more than ______ years.
Pine trees are useful.
—We use them to make ________.
—We use them in _______ medicine to fight against diseases.
long
1,000
furniture
Chinese
Group work
Answer the following questions according to the tape. Then retell the tape. You can use the following sentences.
1. Where can we find pine trees?
2. Why do people grow them in cities?
3. What can we use them to make?
First(ly), Second(ly), ...
For example, ...
However, ...
Presentation
Listen, read and find out the pronounce of the blue letters:
ask
school
score
sky
crisp
space
special
speed
/sk/
/sp/
first
star
step
stop
/st/
Presentation
sleep
slide
slow
small
smile
smoke
/sl/
/sm/
Presentation
plane
please
reply
practice
present
pretty
/pl/
/pr/
Presentation
question
quiet
quit
between
twelve
twenty
/kw/
/tw/
Presentation
1.Stanley is small and slim. He is a smart student, but he works