最新人教版九年级英语下册unit13 period3优质课公开课课件

We should write to the __g_o_v_e_r_n_m_e_n_t_ and ask them to _c_l_o_s_e_d_o_w__n_ the factories. Everyone should help to _c_l_e_a_n_u_p_ the river.
新课讲解
2. Factories that burn coal also __p_o_l_lu_t_e_ the air with a lot of black smoke.
煤
新课讲解
3. There is also too much rubbish and waste. People _a_r_e_t_h_r_o_w_i_n_g_a_w__a_y_ things every day.
Unit 13 We are trying to save the earth!
Section A (1a-2d)
目 录
CONTENTS
1 学习目标 3 新课讲解 5 课堂小结 7
2 新课导入 4 当堂小练 6 课后作业
学习目标
1 掌握生词littering, bottom, coal, ugly, advantage, cost, wooden, plastic, takeaway, bin。
新课讲解
新课讲解 2c Use the information in 2a and 2b to role-play conversations between Jason and Susan.
Jason: The air has become really polluted around here. I’m getting very worried.

where she sells them.What’s more,she has also set 8. up a website to sell her bags online.
返回
Байду номын сангаас语
Wang Tao,who has set up a small business in Shanghai for four years,is known 9. for using iron and other materials from old cars to make beautiful art pieces and he hopes to set up a “metal art” theme park to show people the importance of environmental protection.Not only can the art bring happiness to others,but it also shows that even cold,hard iron can be 10. brought back to life with a little creativity.
是冰冷、坚硬的铁也可 be brought back to life with a little
产生活力。
creativity.
返回
英语
四、请用以上重点短语完成下列句子。 1.送你一本词典,请好好使用它。 Here’s a dictionary for you.Please put it to good use . 2.这张椅子是木制的吗?
返回
英语
【学以致用】 (1)很多产品都产自中国。 Many products are made in China. (2)这些桌椅由木头制成。 These tables and chairs are made of wood. (3)纸张由木材制成。 Paper is made from wood.

2d. 1. Read the conversation quickly, find out the answer to the question.
What kinds of pollution are mentioned in this conversation?
Air pollution and waste pollution.
1b. Listen and complete the sentences
WhБайду номын сангаасt was the problem?
The river was ___________.Even the bottom of the really dirty river was full of _________. There were no more rubbish fish for fishermen to catch. _____
Air pollution
People are throwing ______into the river. litter What caused the problem? Factories are putting ______ waste into the river.
How should the problem be solved?
______（塑料）ones. plastic 5. Could you please tell us another advantage __________（优点） of riding bike to
work?
1a. (Pairwork Write the words related to different kinds of pollution in the box below. or groupwork)

2d Role-play the conversation.
Interviewer: Jason and Susan, what are your ideas for solving these problems?
Jason: Well, to cut down air pollution, we should take the bus or subway instead of driving.
I throw away cans.
I recycle cans.
You throw away the cans. That’s bad for the Earth.
You recycle the cans. That’s good for the Earth.
There are a lot of old newspapers at your home. What do you do? I throw the old newspapers away.
When you write on a piece of paper, what do you do?
I write on one side only.
I write on both sides.
You use paper on one side only. That’s bad for the Earth.
You go shopping. What do you do? I use a lot of new plastic bags. I use my own w plastic bags. That’s bad for the Earth.
You use your own bag. That’s good for the Earth.

— Yes, twice.
4. I _h_a_v_e__li_v_e_d_ (live) here since 1999.
Grammar Focus 被动语态 主动语态和被动语态的区别
主动语态表示主语是动作的执行者。被动语态表示主语是动作的 承受者，即行为动作的对象。 ➢ I cleaned my room. → My room was cleaned by me. ➢ I saw him cross the road and enter the shop. → He was seen to
Present progressive used to Passive voice Present perfect Modal verbs
Grammar Focus
Divide the whole class into 4 groups, each group discusses one grammar item based on some questions and sentences, then sum it up.
We have lived here since my little sister was born. I like the people here.
He has already tried this to solve the problem, but it didn’t work.
Grammar Focus Group 2 主动语态和被动语态有什么区别？ 被动语态的构成是什么？ 一般现在时、 一般过去时、一般将来时和情态动词的被动语态的结构
Grammar Focus
Group 1
现在进行时：什么时候使用现在进行时？ 现在进行时的标志性词语有哪些？ 现在分词的构成规则有哪些？

—Wait a moment. I ___A___ the bed.
A. am making
B. will make
C. was making
D. have made
10. This pair of glasses ___A___be Tony’s. He’s the only one
who wears glasses in our classroom.
20. If the traffic light is red, you __m__u_s_tn__'t_ (not) cross the road. It’s dangerous.
五、 从方框中选择合适的词填空。[2019·北部湾] try, back, killed, government, best, much, danger, millions, from, cause
try, back, killed, government, best, much, dangmer,ilmlioilnlisoonfs数, fr以om百, c万au计se的。
The beach名is词so前fa面mo用us形th容at词_m_修_i_l饰l_io_，n_s_此_ 2处3是of短to语uridstos put it on their wimshulcihstsh.aMrmoretot对ha…n 5…,0造00成vi很sito大rs伤vi害sit。it a day.
B. support
C. offer
D. afford
7. [2020·龙东]—Kate, don’t forget to ___C___ the light
when you leave the room.

rain — rainy cloud — cloudy luck — lucky help — helpful color — colorful day — daily
adj.— n. different — difference important— importance sunny — sun noisy — noise harmful — harm beautiful — beauty woolen — wool
People’s health has been greatly affecr pollution. In order to live a better life, _w__e_n_e_e_d__t_o_p_r_o_t_e_c_t_o_u_r_
w_o_r_l_d_._W__e_s_h_o_u__ld_n_’_t_t_h_r_o_w__a_w__a_y_r_u_b_b__is_h__e_v_e_r_y_w_h_e_r_e_._W_ e n_e_e_d_t_o__r_ec_y_c_l_e_,_r_e_d_u_c_e_,_r_e_u_s_e_t_h_i_n_g_s_. _D_o_n_’_t_w__a_s_te__th__in_g_s_, w_h_i_c_h__sa_v_e_s__m_o_n__e_y_a_n_d__r_e_d_u_c_e_s_p_o__ll_u_t_io_n_._W__e__s_h_o_u_ld__n_’t_ u_s_e_p_l_a_s_ti_c_b__a_g_s.__W_e__m__u_s_t _p_l_a_n_t_m__o_r_e_t_r_e_e_s _a_n_d__s_to_p__p_e_o_ple c_u_tt_i_n_g_d__o_w_n__t_h_e_m_._W__e__h_o_p_e__o_u_r_w__o_r_ld__w_i_l_l _b_e_m__o_r_e_a_n__d m_o_r_e__b_e_a_u_t_if_u_l_. ____________________________________

1c Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a.
Mark: The river was dirty. Even the bottom of the river was full of rubbish. Tony: But it used to be so clean! Mark: Yes, but people are littering in the river. Tony: Everyone in this town should play a part in cleaning it up!
1b Listen and complete the sentences.
What was the problem?
really dirty The river was _____________. Even the bottom (底部) of the river was full of _________. fish rubbish There were no more ______ for fishermen (渔民) to catch.
Review try to do 1. 努力去做某事 mobile phones 2. 手机 litter ; rubbish;waste 3. 垃圾,废物 the bottom of the river 4. 河底 be full of 5. 充满…… fisherman 6. 渔民 government 7. 政府 8. 把垃圾扔到河里 throw rubbish into the river 9. 要求某人干某事 close down the factories ask sb. to do sth. 10. 关闭工厂 clean up 11. 打扫 used to be 12. 过去常常… play a part in 13. 在……中起作用，在……中扮演角色

4. The city __u_s_e_d____ __t_o____ (过去) be so clean.
5. We should play a part in __c_le_a_n_i_n_g_ (clean) the city up.
6. There __u_se_d___ __t_o__ __b_e__ (过去有) so many trees on the hills.
1. The street __i_s __ __f_u_l_l _ __o_f__ (充满了) rubbish.
2. _L__it_te_r_i_n_g__ (litter) causes pollution. 3. Factories are putting __p__ol_l_u_te_d____ (pollute) water into the river.
_p_l_a_n_e_s________ ______________ ______________
1b Listen and complete the sentences.
The river was ________. Even the
What was bottom of the river was full of
noise pollution air pollution water pollution _lo_u_d__m__u_s_ic_;____ __s_m__o_k_in__g_; ____ __fa_c_t_o_r_ie_s_;_____ _c_a_rs_;_b__u_il_d_in__g__ __f_a_c_t_o_ri_e_s_____ __r_u_b_b_i_sh_;______ _h_o_u_s_e_; _s_h_ip_s_;___ ______________ __li_t_te_r_i_n_g______

√___ tuFra bibliotekning off
the lights
Things Julia would never do Julia
____turning off the shower
____ not using paper napkins
____ taking your own bags when shopping
Unit 13 We’re trying to save the earth.
人教版 九年级下册
Section B 第四课时(1a -1e)
The traffic is so heavy. It causes air pollution. So what should we do? We shouldn't waste water and electricity. What should we do?
pollution
The traffic is so heavy.
waste water
waste electricity
1a What can we do to help save the earth?
Rank these items from the easiest (1) to the most difficult (5).
1. It's hard ____t_o_s_t_o_p____ (stop) driving. 2. We shouldn't __u_se____ (use) paper napkins. 3. Take your own bags when _s_h_o_p_p_i_n_g__
(shop). 4. _S_a_v_in_g__ (save) endangered animals is very

性成效。
一 、 乡 镇 规 划先行 ,科学定 位,科学 规划。 我 县 十 分 重 视乡镇 城区的 发展规 划,把城 区的发 展规划 作为乡 村发展 规划的 核心内 容 来 抓 紧 抓 好。目 前已完 成了全 县8镇3乡 城区 的发展 总体规 划,为集 镇城区 的发展
定 好 调 ,绘 好 发展蓝 图。 (一 )确 立 心 城 镇,树 立核心 辐射。 把罗秀 镇、寺 村镇、 XX镇、 石龙镇 作为心 城镇重 点 规 划 打 造 ,打造县 域副心 城镇。 科学定 位,核心 推动。 工业重 镇石龙 :充分 发挥石 龙 镇 区 位 、 交通及 产业优 势,加快 推进和 完善城 镇建设 八大工 程,加强 产城互 动,推
动词用单数形式,hundred前有数字时用单数形式。故选C。
8. ____B____, China has taken many measures (措施) to protect the environment.
A. In the past B. So far C. In short D. In general 【点拨】结合本句的谓语为现在完成时可知So far符合语境。 In the past在过去；In short简而言之,总之；In general一 般来说,大体上。
9. —Do you know about haze (雾霾)?
—Yes. It is _____C___to our health.
A. good
B. important
C. harmful
D. expected
10. — I haven’t seen my grandparents for long. I’m too busy
1 动 城 区 面 积 、集镇 人口、 镇域经 济大幅 增长,浓 墨重笔 规划,把 石龙打造成三江口港

2. Why didn’t Mark want to go there?
Because the river was dirty/polluted.
Step 4 listening (Section A 1b)
for details
What was the problem?
The river was __d_ir_ty___. Even the bottom of the river was full of___r_u_b_b_is_h___ There was no more __fi_s_h_ for fishermen to catch.
• 10、阅读一切好书如同和过去最杰出的人谈话。2021/7/212021/7/212021/7/217/21/2021 12:47:10 AM
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• 16、提出一个问题往往比解决一个更重要。因为解决问题也许仅是一个数学上或实验上的技能而已，而提出新的问题，却需要有创造性的想像力，而且标志着科学的真正进步。2021/7/212021/7/21July 21, 2021
Unit 13 We’re trying to save the earth!
Period 1

Earth Song
How do you feel?
air pollution
n. 煤炭
The factories that burn coal pollute the air with a lot of black smoke.
water pollution
Factories put waste into the river.
use chopsticks or forks at home.
rubbish
throw rubbish in the bins.
What should we do to save the earth?
Turn off the lights when you leave a room.
关掉
stop riding in cars
2. What are they talking about? The environmental problems.
3. What other problems do they see? There’s too much rubbish and waste in the streets.
2d Read 2d and complete the chart.
Please discuss in your groups these problems: 1.What are the problems in our city? 2. What or who is causing these problems? 3. How to make our city more and more beautiful? What can we do ?
Let’s take action (采用行动)

not only...but also...不但……而且…… 用于连接两个表示并列关系的成分，着重强调后者， 其中的also有时可以省略。 连接两个并列的主语时,谓语动词遵循就近原则。 当not only...but also连接两个句子且not only位于句首
时，not only分句要部分倒装，后一分句则不用。
那对你的学习不利。
3a Read the passage about sharks and complete the fact sheet below.
Save the Sharks
Many have heard of shark’s fin soup. This
famous and expensive dish is especially popular
WWF, are teaching the public about “finning”. They have even asked governmentse sale of shark fins. So far, no scientific studies have shown
No.14 Middle Schoo 2020.3.9
Unit 13
We're trying to save the earth!
Section A 3a-3c
What can you see in the video?
['i:kəʊsɪstəm] ocean's ecosystem
海洋生态系统 [tʃeɪn]
Environmental protection groups around the world, such as WildAid and the
WWF, are teaching the public about “finning”. They have even asked governments

1d Julia is doing now, the things she will
do in the future and the things she would never do.
Listen again and answer the questions. 1. Who read a book?
Let’s take action (采取行动).
Take buses instead of driving cars.
Turn off the lights when you leave a room.
v. 回收利用；再利用
Recycle books and paper.
Turn off the shower while you are washing your hair.
Jack. 2. Would Julia turn off the shower when
she is washing the hair? No, she would never do that. 3. Does Jack live close to school? Yes, he does.

1e
Make a conversation using the information from the chart above.
Say what is true for you.
We really shouldn’t use paper napkins, you know.
I know. I stopped using them last year.
九年级（下）
九年级英语下（RJ） 教学课件
Unit 13 We're trying to save the earth!

We must think of better ways to treat our planet in future.
What do you usually do ? Are you a friend of the Earth?
Take this quiz.
START
ቤተ መጻሕፍቲ ባይዱ
You drink a can of cola. What do you do?
3. There is also too much rubbish and waste. People ___a_re__th__ro_w__in__g_a_w_a_y__things every day.
4. People are also littering in____________ like parks. This is turning beautifuplupbllaiccepslaincetos ugly ones.
You go shopping. What do you do? I use a lot of new plastic bags. I use my own bag.
You use a lot of new plastic bags. That’s bad for the Earth.
You use your own bag. That’s good for the Earth.
You use paper on both sides. That’s good for the Earth.
2a Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.