Unit 4 Save the trees
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?save?pine?discuss?branch?root?fight?against?example?harmful?gas?produce?oxygen?major?conversation?furniture?imagine?拯救?松树?讨论?树枝?根?与
Unit 4 Save the trees
• save
New words•:拯救
• pine
• 松树
• discuss
• 讨论
• branch
• 树枝
• root
•根
• fight
• 与……作斗争
• against
• 反对
• example
• 例子
• harmful
• 有害的
• gas
• 气体
• produce
• 产生；生产
• oxygen
for example 1）后面+单词/短语/句子/段落, （用来举例说明某
一论点或情况,一般只举同类人或物中的“一个 例子”）；
2）可位于句首、句中或句末； 3）for前面/ example后面一般有逗号与句子隔开。
such as 1）后面+单词/短语/动词ing，（用来列举事物时,
一般列举同类人或事物中的”几个例子”）； 2）只可以位于句中； 3）as后面不可以有逗号。
拿走
take away
随身携带某物 take sth. with sb.
3. They are major fighters against air pollution. （L7-9)
major 意为“主要的”。 fight against 意为“与……作斗争”。 fight for 意为“为……而战”。
oxygen. Trees make our lives m__o_r_e_c_o_n_v.enient ◆ Many of the things in our daily lives _c_o_m_e__fr_o_m. trees ◆ We also get fruit, oil and tea from trees. ◆ A lot of furniture is m__a_d_e_o_f_w_.ood
Why are trees major fighters against air pollution?
• They keep the air cool and clean.
• They take in harmful gases from the air. • They produce oxygen for us to breathe.
Notes
7. We should stop doing this if we don’t want a world without trees. （L26)
stop doing sth. 意为“停止做某事”。 stop to do sth. 意为“停下来去做另一事”。
a. good for b. bad for
2. Trees produce oxygen. They ________ oxygen.
a. take
b. make
problem in the city. This
problem is ________.
6. A lot of the furniture is made of wood. （L21-22)
furniture 意为“家具”，是不可数名词。
be made of 表示“用……制成（看得出原材 料）” be made from 表示“用……制成 （看不出原材料）”
bTehmeaddeeskupisomf 更ad强e调_“_由o_f_一_组__里_的w某oo些d部. 分构成” Paper is made __f_r_o_m___ wood.
a. big and important b. not very important
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.
2.They take in harmful gases from the air … （L5)
harmful adj. 有害的 harm n. & v.伤害；损害 be harmful to 对……有害
1）别担心， 我们会保证孩子们安然无恙的。
Don’t worry, we’ll see that the children come to no harm.
cutting down
C Vocabulary (P46)
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.
D Comprehension (P47)
D1 Read the interview on page 45 and complete the
notes below.
Trees in our daily lives Trees are major fighters against _a_ir_p_o_l_lu_t_i_o_n_. They: ◆ keep the air c_o_o_l_a_n_d__c.lean ◆ take in h_a_r_m__fu_l_g_a_s_e_s_ from the air and produce
make sb. + adj. 意思是“使某人感 到……”。 这个好消息使妈妈很兴奋。
The good news made my mum excited.
5. “例如” for example 与 such as
1. There is a similar word in many languages, for example in French and Italian.
Reading
branch fruit leaf root
branch(es) fruit u.n. root leaf (pl.leaves)
Brainstorming
What do trees do for us ?
Trees take in harmful gases from the air and produce oxygen for us to breathe.
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
C Vocabulary
Language points
1.They keep the air cool and clean.（L4-5) keep sth. + adj. 使某物保持（怎样的）状态 e.g. 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 / lively.
• 氧气
• major
• 主要的
• conversation
• 方便的
• furniture
• 家具
• imagine
• 想像；设想
Before you read
Look at the pictures and the title of the interview on P45. Then answer the questions below.
We should try our best to __f_ig_h_t_a_g_ainst noise pollution. People used to __f_ig_h_t_f_o_r freedom and equal rights（平等权利）.
4. … trees also make our lives more convenient. （L10-11)
paper, pencils, chairs…
Let’s read through the dialogue and answer the questions.
Read the first part of the conversation and answer the following question.
C2 Complete the passage below with the words from the box. (P46)
against, convenient, furniture, major, produce
All about trees Did you know trees __p_r_o_d_u_c_eoxygen? Did you know trees help us fight __a_g_a_in_s_t_ pollution? Did you know the _fu__rn_i_tu_r_e_ in our classroom is made of wood? Did you know trees make our lives very _c_o_n_v_e_n_ie_n_t? 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 __m__a_jo_r__ uses.
Read the second part of the conversation and answer the following question.
What can we get from trees?
➢Fruit ➢Oil ➢ Tea and furniture
Read the third part of the conversation and answer the following question.
2. The report is incomplete（不完整的）; it does not include（包括） sales in France, for example.
3. Wild flowers such as primroses(报春花） are becoming rare.
4. For example, paper and pencils.
What do trees do for us?
A. They help fight against pollution. B. They provide us with wood, fruit, etc. C. They are home to birds and animals. D. All of the above.
2）果汁可能损坏儿童的牙齿。
Fruit juices can be harmful to children’s teeth.
Notes
2.They take in harmful gases from the air … （L5)
take in 意为“ 吸收”。
与take 有关的短语：
拿出来 take out
1. What do you think the interview is about? a. The lives of trees. b. Why trees are important in our daily lives. 2. What can we make from trees? (3 examples)
How many trees do people cut down every year?
People cut down millions of trees every year.
important
paper and pencils furniture
fruit and oil tea
millions of
Unit 4 Save the trees
• save
New words•:拯救
• pine
• 松树
• discuss
• 讨论
• branch
• 树枝
• root
•根
• fight
• 与……作斗争
• against
• 反对
• example
• 例子
• harmful
• 有害的
• gas
• 气体
• produce
• 产生；生产
• oxygen
for example 1）后面+单词/短语/句子/段落, （用来举例说明某
一论点或情况,一般只举同类人或物中的“一个 例子”）；
2）可位于句首、句中或句末； 3）for前面/ example后面一般有逗号与句子隔开。
such as 1）后面+单词/短语/动词ing，（用来列举事物时,
一般列举同类人或事物中的”几个例子”）； 2）只可以位于句中； 3）as后面不可以有逗号。
拿走
take away
随身携带某物 take sth. with sb.
3. They are major fighters against air pollution. （L7-9)
major 意为“主要的”。 fight against 意为“与……作斗争”。 fight for 意为“为……而战”。
oxygen. Trees make our lives m__o_r_e_c_o_n_v.enient ◆ Many of the things in our daily lives _c_o_m_e__fr_o_m. trees ◆ We also get fruit, oil and tea from trees. ◆ A lot of furniture is m__a_d_e_o_f_w_.ood
Why are trees major fighters against air pollution?
• They keep the air cool and clean.
• They take in harmful gases from the air. • They produce oxygen for us to breathe.
Notes
7. We should stop doing this if we don’t want a world without trees. （L26)
stop doing sth. 意为“停止做某事”。 stop to do sth. 意为“停下来去做另一事”。
a. good for b. bad for
2. Trees produce oxygen. They ________ oxygen.
a. take
b. make
problem in the city. This
problem is ________.
6. A lot of the furniture is made of wood. （L21-22)
furniture 意为“家具”，是不可数名词。
be made of 表示“用……制成（看得出原材 料）” be made from 表示“用……制成 （看不出原材料）”
bTehmeaddeeskupisomf 更ad强e调_“_由o_f_一_组__里_的w某oo些d部. 分构成” Paper is made __f_r_o_m___ wood.
a. big and important b. not very important
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.
2.They take in harmful gases from the air … （L5)
harmful adj. 有害的 harm n. & v.伤害；损害 be harmful to 对……有害
1）别担心， 我们会保证孩子们安然无恙的。
Don’t worry, we’ll see that the children come to no harm.
cutting down
C Vocabulary (P46)
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.
D Comprehension (P47)
D1 Read the interview on page 45 and complete the
notes below.
Trees in our daily lives Trees are major fighters against _a_ir_p_o_l_lu_t_i_o_n_. They: ◆ keep the air c_o_o_l_a_n_d__c.lean ◆ take in h_a_r_m__fu_l_g_a_s_e_s_ from the air and produce
make sb. + adj. 意思是“使某人感 到……”。 这个好消息使妈妈很兴奋。
The good news made my mum excited.
5. “例如” for example 与 such as
1. There is a similar word in many languages, for example in French and Italian.
Reading
branch fruit leaf root
branch(es) fruit u.n. root leaf (pl.leaves)
Brainstorming
What do trees do for us ?
Trees take in harmful gases from the air and produce oxygen for us to breathe.
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
C Vocabulary
Language points
1.They keep the air cool and clean.（L4-5) keep sth. + adj. 使某物保持（怎样的）状态 e.g. 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 / lively.
• 氧气
• major
• 主要的
• conversation
• 方便的
• furniture
• 家具
• imagine
• 想像；设想
Before you read
Look at the pictures and the title of the interview on P45. Then answer the questions below.
We should try our best to __f_ig_h_t_a_g_ainst noise pollution. People used to __f_ig_h_t_f_o_r freedom and equal rights（平等权利）.
4. … trees also make our lives more convenient. （L10-11)
paper, pencils, chairs…
Let’s read through the dialogue and answer the questions.
Read the first part of the conversation and answer the following question.
C2 Complete the passage below with the words from the box. (P46)
against, convenient, furniture, major, produce
All about trees Did you know trees __p_r_o_d_u_c_eoxygen? Did you know trees help us fight __a_g_a_in_s_t_ pollution? Did you know the _fu__rn_i_tu_r_e_ in our classroom is made of wood? Did you know trees make our lives very _c_o_n_v_e_n_ie_n_t? 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 __m__a_jo_r__ uses.
Read the second part of the conversation and answer the following question.
What can we get from trees?
➢Fruit ➢Oil ➢ Tea and furniture
Read the third part of the conversation and answer the following question.
2. The report is incomplete（不完整的）; it does not include（包括） sales in France, for example.
3. Wild flowers such as primroses(报春花） are becoming rare.
4. For example, paper and pencils.
What do trees do for us?
A. They help fight against pollution. B. They provide us with wood, fruit, etc. C. They are home to birds and animals. D. All of the above.
2）果汁可能损坏儿童的牙齿。
Fruit juices can be harmful to children’s teeth.
Notes
2.They take in harmful gases from the air … （L5)
take in 意为“ 吸收”。
与take 有关的短语：
拿出来 take out
1. What do you think the interview is about? a. The lives of trees. b. Why trees are important in our daily lives. 2. What can we make from trees? (3 examples)
How many trees do people cut down every year?
People cut down millions of trees every year.
important
paper and pencils furniture
fruit and oil tea
millions of