1. Unit 4 Save the trees

2. Get ready Reading Listening Grammar Speaking Writing
Read an interview about trees.
Listening
Listen to a radio programme about pine trees.
Learn how to use the present continuous tense.
Grammar
Speaking
Discuss the importance of trees.
Writing
Describe some pictures.

3. branch fruit leaf root
branch(es)
fruit u.
root
leaf (leaves)

4. What do trees do for us? They help fight against pollution.
They provide us with wood, fruit, etc.
They are home to birds and animals.
All of the above.

5. Before you read 1. What do you think the interview is about?
Look at the pictures and the title of the interview on P45. Then answer the questions below.
1. What do you think the interview is about?
The lives of trees.
Why trees are important in our daily lives.
2. What can we make from trees? (3 examples)
paper, pencil, fruit

6. C Vocabulary
C1 The words in italics are from the article on P45. Circle the correct answers to complete the sentences.
1. Harmful gases are ________ people’s health.
a. good for b. bad for
2. Trees produce oxygen. They ________ oxygen.
a. take b. make
3. Air pollution is a major problem in the city. This problem is ________.
a. big and important b. not very important

7. C Vocabulary
C1 The words in italics are from the article on P45. Circle the correct answers to complete the sentences.
4. Washing machines make our lives more convenient. With the help of them, our lives become ________.
a. easier b. richer
5. When you imagine a picture, you have it ________.
a. on paper b. in mind

8. C Vocabulary
C2 Complete the passage below with the words from the box.
against, convenient, furniture, major, produce
All about trees
Did you know trees ________ oxygen?
Did you know trees help us fight ________ pollution?
Did you know the ________ in our classroom is made of wood?
Did you know trees make our lives very ________?
If you want to know more about trees, join our “All about trees” talk at 4 p.m. on 26 October (Tuesday). We will interview Dr Jones about the lives of trees and their ________ uses.
produce
against
furniture
convenient
major

9. D Comprehension
D1 Read the interview on page 45 and complete the notes below.
Trees in our daily lives
Trees are major fighters against ________. They:
◆ keep the air ________.
◆ take in ____________ from the air and produce oxygen.
Trees make our lives ________.
◆ Many of the things in our daily lives ________.
◆ We also get fruit, oil and tea from trees.
◆ A lot of furniture is ________.
air pollution
cool and clean
harmful gases
more convenient
come from trees
made of wood

10. D Comprehension ★ air pollution ★ Things we use in our daily life
D2 Why does Rebecca says “I can’t imagine a world without trees”? Discuss this with your classmates.
★ air pollution
★ Things we use in our daily life
★ Birds and animals …

11. Post - reading
Nowadays, many people are cutting down trees. What should we do to save trees?
Please have a brainstorm and write down your ideas.

12. Notes 1.They keep the air cool and clean. keep sth. + adj. 使某物保持怎样的状态
我们的老师使用多种方法使我们活跃。
Our teacher tried many ways to keep us active.

13. Notes 2.They take in harmful gases from the air …
harmful 意为“ 有害的”，其名词形式是“harm”
be harmful to 对……有害
吸烟对你的身体有害。
Smoking is harmful to your health.

14. Notes 2.They take in harmful gases from the air … take in 意为“ 吸收”。
拿出来 拿走
随身携带某物
take out
take away
take sth. with sb.

15. Notes We should try our best to ________ noise pollution.
3. They are major fighters against air pollution.
major 意为“主要的”。
fight against 意为“与……作斗争”。
fight for 意为“为……而战”。
fight against
We should try our best to ________ noise pollution.
People used to ________ freedom and equal rights.
fight for

16. Notes 4. … trees also make our lives more convenient.
make sb. + adj. 意思是“使某人感到……”。
这个好消息使妈妈感到很开心。
The good news made my mum happy.

17. Notes 5. A lot of the furniture is made of wood. of
be made of 表示“用……制作（看得出原材料）”
be made from 表示“用……制作（看不出原材料）” of
The desk is made ________ wood.
Paper is made ________ wood.
from

18. Notes
6. We should stop doing this if we don’t want a world without trees.
stop doing sth. 意为“停止做某事”。
stop to do sth. 意为“停下来去做某事”。
You look tired. Why not stop ________ (have) a rest?
I should stop ________(have) a rest now. I have lots of homework to do.
to have
having

19. Remember the words and phrases吸收 来自 例如
事实上
环顾四周
用制作
大量的；数以百万计的。
take in
come from
for example
in fact
look around
be made of
millions of

20. Thank You！