Unit+2+Topic+3+Section+A 仁爱版九年级英语上册
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Unit 2
Saving the Earth Topic 3 Section A
学习 导航
学习目标 预习检测 知识梳理 重点探究 当堂检测 课堂总结
学习目标
1 能掌握连词and，or，but与while 2 能从“减量”“再使用”和“再循环”的角度谈论保护环境
预习检测
1.Don’t run in the classroom, ___B___ you may hurt yourself.
the environment. Can you tell us what you are doing there? Jane: Well, my main job is to help spread the message about protecting
the environment. For example, the three R's—reduce, reuse and recycle—are important.
too. So we encourage students to collect waste paper and soft drink cans. Then we sort them so that they can be recycled. Journalist: Wonderful ideas! Thank you! Jane: It's a pleasure.
句式： help sb.(to) do sth.帮助某人做某事
Eg. Could you help me (to) open the door?
Key points
3. So we encourage students to collect waste paper and soft drink cans. 所以我们鼓励学生们收集废纸和软饮料瓶。 encourage作动词，意为“鼓励”。 encourage sb.to do sth.意为 “鼓励某人做某事”。 eg: Our teacher often encourages us to speak English as much as possible.
√ √ √
Reused Reduced
√ √
Group work
Suppose you will have a Clean-up Day. Work in groups and find out the garbage. Then sort them based on 3a and talk about them.
Journalist: So what can we do at home to protect the environment? Jane: We should reduce the waste we produce. For example, we should
use both sides of paper and reuse plastic bags. Journalist: What can students do at school? Jane: Recycling can protect the environment, and it can save money,
eg:
We must sort out the good apples from the bad ones. 我们必须把好的苹果与坏的分开。 ※ so that意为“为了，以便”引导目的或结果状语从句，
so that相当于in order that / in order to
探究一
The three R's — reduce, reuse and recycle
1b Listen to 1a and complete the table.
An interview with Jane
where Jane works what Jane is doing
in an _o_r_g_an_i_z_a_ti_o_n_ to __p_ro_t_e_c_t _th_e__e_n_v_ir_o_n_m_e_n_t__
collect w__a_s_te__p_ap_e_r_ and soft drink cans
1c Read 1a and complete the sentences.
1. The three R’s —_r_e_d_u_c_e_, ___re_u_s_e__ and _r_e_c_y_c_le__ — are important. 2. At home, we can, for example, use both _p_l_a_s_ti_c_ of paper and reuse
3b Listen to the conversation and check your answers in 3a.
Type of garbage a. plastic bags b. paper cups c. cans d. newspapers e. glass bottles
Recycled
Do you know different kinds of pollution ?
What can we do at home to protect the environment?
We should reduce the waste we produce. For example, we should use both sides of paper and reuse plastic bags.
Use “ or ” to make some sentences.
1. Hurry up , or you will miss the bus. 2. Work hard , or you will fail the exam. 3. ……
Discuss the words underlined
(1) You nod your head and it means agreement. (2) Hurry up, or you’ll miss the train. (3) Water is important but some people don’t save it. (4) Some people protect animals while others kill animals.
helping _s_p_re_a_d__th_e__m_e_s_s_ag_e_ about protecting the environment
what we can doபைடு நூலகம்at home _r_e_d_u_c_e_t_h_e_w__a_st_e__ we produce
what students can do at school
A: I think lunch boxes should be reused. B: What about waste paper ? A: I think…
Wow! We’ve got so much garbage! Soft drink cans, lunch boxes, plastic bottles, batteries, waste paper, paper
bags and cups,…
活动小结 通过以上活动，我们可以知道：保护环境人人有责。通过文中对
话可学习到，掌握3R原则对保护环境很重要。即每个人都应从 “____减__量__”、“_____再__使_”和用“________再”的循角环度来保护环境。
当堂检测见DCF课件
探究二
连词or, and, but和while
Key points
2. My main job is to help spread the message about protecting the environment. 我的主要工作是帮助宣传有关环保方面的信息。 ※ My job(task/aim/hope/dream/…) is to do sth.此句型为不定式作 表语，常表示主语的工作、任务、目标、愿望、梦想等未来的行 为。 Eg：Her main job is to teach them English. ※ help为动词，意为帮助,可跟不带to的不定式或带to的不定式
1a Listen, look and say.
(A journalist is interviewing Jane about environmental protection.) Journalist: Hi, Jane. Could I ask you a few questions? Jane: Certainly. Journalist: We all know that you're working for an organization that protects
4.Can you tell us_____B_____?
A.what you do yesterday B.what you are doing
C.what are you doing
D.what you are doing yesterday
5.They study hard___D___they can go to good universities.
__s_id_e_s__ bags. 3. At school, students are encouraged to _c_o_l_le_c_t_ waste paper and
__so_f_t_d_r_in_k__c_a_n_s_ because recycling can protect the _e_n_v_i_r_o_n_m_e_n_t_ and __s_a_v_e__ money. 4. Then we ___s_o_rt___ them _s_o_t_h_a_t_ they can be recycled.
3a Read the table and write the correct letter under each picture. Then sort the garbage based on your own knowledge.
b._p_a_p_e_r_c_u_p_s e._g_la_s_s_b_o_t_tl_es __c_._c_a_n_s__ a_.p_l_a_st_ic__b_a_gs d_.n_e_w__sp_a_p_e_rs
A.and
B.or
C.but
D.so
2.My job is ___A___ you English.
A.to teach B.teaching C.teach D.teaches
3.We should use ___B___ sides of paper.
A.neither B.both C.all D.either
Key points
4. Then we sort them so that they can be recycled. ※ sort 作动词时意为 “整理、归类、分拣”; 作名词时
相当于kind, 意为 “种类”。 sort out 分类,整理 all sorts of 种种, 各种各样的 a sort of 一种
A.such that B.in order to C.in order D.so that
知识梳理
Key points
1. We all know that you’re working for an organization that protects the environment. 我们都知道你在为一个环保组织工作。 ※ that you’re working for an organization中that 引导的是宾 语从句。作动词know的宾语。that protects the environment 中that引导定语从句。修饰前面的organization。 ※ work for…为……工作, 为……坚持不懈地努力 Eg. We should work for peace.
Saving the Earth Topic 3 Section A
学习 导航
学习目标 预习检测 知识梳理 重点探究 当堂检测 课堂总结
学习目标
1 能掌握连词and，or，but与while 2 能从“减量”“再使用”和“再循环”的角度谈论保护环境
预习检测
1.Don’t run in the classroom, ___B___ you may hurt yourself.
the environment. Can you tell us what you are doing there? Jane: Well, my main job is to help spread the message about protecting
the environment. For example, the three R's—reduce, reuse and recycle—are important.
too. So we encourage students to collect waste paper and soft drink cans. Then we sort them so that they can be recycled. Journalist: Wonderful ideas! Thank you! Jane: It's a pleasure.
句式： help sb.(to) do sth.帮助某人做某事
Eg. Could you help me (to) open the door?
Key points
3. So we encourage students to collect waste paper and soft drink cans. 所以我们鼓励学生们收集废纸和软饮料瓶。 encourage作动词，意为“鼓励”。 encourage sb.to do sth.意为 “鼓励某人做某事”。 eg: Our teacher often encourages us to speak English as much as possible.
√ √ √
Reused Reduced
√ √
Group work
Suppose you will have a Clean-up Day. Work in groups and find out the garbage. Then sort them based on 3a and talk about them.
Journalist: So what can we do at home to protect the environment? Jane: We should reduce the waste we produce. For example, we should
use both sides of paper and reuse plastic bags. Journalist: What can students do at school? Jane: Recycling can protect the environment, and it can save money,
eg:
We must sort out the good apples from the bad ones. 我们必须把好的苹果与坏的分开。 ※ so that意为“为了，以便”引导目的或结果状语从句，
so that相当于in order that / in order to
探究一
The three R's — reduce, reuse and recycle
1b Listen to 1a and complete the table.
An interview with Jane
where Jane works what Jane is doing
in an _o_r_g_an_i_z_a_ti_o_n_ to __p_ro_t_e_c_t _th_e__e_n_v_ir_o_n_m_e_n_t__
collect w__a_s_te__p_ap_e_r_ and soft drink cans
1c Read 1a and complete the sentences.
1. The three R’s —_r_e_d_u_c_e_, ___re_u_s_e__ and _r_e_c_y_c_le__ — are important. 2. At home, we can, for example, use both _p_l_a_s_ti_c_ of paper and reuse
3b Listen to the conversation and check your answers in 3a.
Type of garbage a. plastic bags b. paper cups c. cans d. newspapers e. glass bottles
Recycled
Do you know different kinds of pollution ?
What can we do at home to protect the environment?
We should reduce the waste we produce. For example, we should use both sides of paper and reuse plastic bags.
Use “ or ” to make some sentences.
1. Hurry up , or you will miss the bus. 2. Work hard , or you will fail the exam. 3. ……
Discuss the words underlined
(1) You nod your head and it means agreement. (2) Hurry up, or you’ll miss the train. (3) Water is important but some people don’t save it. (4) Some people protect animals while others kill animals.
helping _s_p_re_a_d__th_e__m_e_s_s_ag_e_ about protecting the environment
what we can doபைடு நூலகம்at home _r_e_d_u_c_e_t_h_e_w__a_st_e__ we produce
what students can do at school
A: I think lunch boxes should be reused. B: What about waste paper ? A: I think…
Wow! We’ve got so much garbage! Soft drink cans, lunch boxes, plastic bottles, batteries, waste paper, paper
bags and cups,…
活动小结 通过以上活动，我们可以知道：保护环境人人有责。通过文中对
话可学习到，掌握3R原则对保护环境很重要。即每个人都应从 “____减__量__”、“_____再__使_”和用“________再”的循角环度来保护环境。
当堂检测见DCF课件
探究二
连词or, and, but和while
Key points
2. My main job is to help spread the message about protecting the environment. 我的主要工作是帮助宣传有关环保方面的信息。 ※ My job(task/aim/hope/dream/…) is to do sth.此句型为不定式作 表语，常表示主语的工作、任务、目标、愿望、梦想等未来的行 为。 Eg：Her main job is to teach them English. ※ help为动词，意为帮助,可跟不带to的不定式或带to的不定式
1a Listen, look and say.
(A journalist is interviewing Jane about environmental protection.) Journalist: Hi, Jane. Could I ask you a few questions? Jane: Certainly. Journalist: We all know that you're working for an organization that protects
4.Can you tell us_____B_____?
A.what you do yesterday B.what you are doing
C.what are you doing
D.what you are doing yesterday
5.They study hard___D___they can go to good universities.
__s_id_e_s__ bags. 3. At school, students are encouraged to _c_o_l_le_c_t_ waste paper and
__so_f_t_d_r_in_k__c_a_n_s_ because recycling can protect the _e_n_v_i_r_o_n_m_e_n_t_ and __s_a_v_e__ money. 4. Then we ___s_o_rt___ them _s_o_t_h_a_t_ they can be recycled.
3a Read the table and write the correct letter under each picture. Then sort the garbage based on your own knowledge.
b._p_a_p_e_r_c_u_p_s e._g_la_s_s_b_o_t_tl_es __c_._c_a_n_s__ a_.p_l_a_st_ic__b_a_gs d_.n_e_w__sp_a_p_e_rs
A.and
B.or
C.but
D.so
2.My job is ___A___ you English.
A.to teach B.teaching C.teach D.teaches
3.We should use ___B___ sides of paper.
A.neither B.both C.all D.either
Key points
4. Then we sort them so that they can be recycled. ※ sort 作动词时意为 “整理、归类、分拣”; 作名词时
相当于kind, 意为 “种类”。 sort out 分类,整理 all sorts of 种种, 各种各样的 a sort of 一种
A.such that B.in order to C.in order D.so that
知识梳理
Key points
1. We all know that you’re working for an organization that protects the environment. 我们都知道你在为一个环保组织工作。 ※ that you’re working for an organization中that 引导的是宾 语从句。作动词know的宾语。that protects the environment 中that引导定语从句。修饰前面的organization。 ※ work for…为……工作, 为……坚持不懈地努力 Eg. We should work for peace.