Unit13SectionB(3a-selfcheck)(课件)九年级英语全一册同步精品课堂-人教版

建议 instead of disposable things (我认为人们应该尽量使用自己的杯子、饭盒和筷子来
代替一次性用品).
环 问题 There has been haze (雾霾) in the city in recent years.
境
(4) That’s because there are more and more cars on the road (那是因为马路上有越
many cars on the streets in our city. Cars have made
the air unhealthy for people to breathe. Black smoke
3a Think about the environment in your town /
city and complete the chart below.
Which parts of the town / city have a nice environment? Why are they nice?
She is from Hong Kong.
What does she do?
She uses old clothes that people don’t wear anymore to make bags.
How does she sell her bags?
She opens a small shop and set up a website to sell them.
3.给出建议和可行方案 I think that governments should… I suggest everyone in… We should call on…
4.结尾：寄予期望
I hope the…
列提纲
写句子
自我介绍及 写信目的
I’m from Westtown School in the USA. I came to Taiyuan as an exchange student.
What should governments do to save the earth?
They should close down the factories that put waste into the river.
Set up a lot of dustbins on the street. Encourage people to use wooden chopsticks, plastic bowls and bags.
新人教版英语九年级全册 Unit 13 We’re trying to save the 中物理 earth!
Section B(3a-selfcheck)
1. Learn to write a letter to the city mayor about the environment problems in your city and your suggestions
Which parts need to be improved? Why?
Good environment
Why?
Central park
•clean •greenery •fresh air •nice to look at •quiet and peaceful
Bad environment
6. 你经常扔掉你不再需要的东西吗？ Do you often _th_r_o_w__a_w__a_y things you _d_o_n_’_t_n_e_e_d_ anymore?
写作模板：
1.开篇点题，说明环境污染问题的严峻性。 Environmental problems are…
2.说明环境污染的原因 With the …, there are too many… Cars have made… Black smoke and…by factories. Factories also… And wherever…
Organize people to clean up the streets and rivers.
Talk about 2b with your partner.
Have you heard of Amy Hayes?
She is a most unusual woman who lives in the UK.
2. 为了减少空气污染，我们应该乘公共汽车或坐地 铁来代替开车。 To _c_u_t_d_o_w__n_ air pollution, we should take the bus or subway _i_n_s_te_a_d__o_f_d_r_i_v_in_g__.
3. 我们齐心协力就能带来变化，创造更加美好的 未来。 Our _a_c_t_io_n_s_can _m_a_k__e_a_d__if_fe_r_e_n_c_e_ and __le_a_d__to__ a better future.
➢ 范文赏读A
Dear Sir/ Madam,
开篇点题
Environmental problems are becoming more and
more serious all over the world.
With the development of the society, there are too
环 境
原因
bags and lunch boxes. (2)People throw them away after only using them once (人们只用一次后就把它们
问
扔掉了).
题1
(3) I think that people should try to use their own cups, lunch boxes and chopsticks
2
I think the government should encourage more people to use new energy vehicles (新能源汽车).
表达希 I hope the environment in your city gets better and 望 better.
Why?
•rubbish spilling out of bins
•bad smells
Rubbish disposal •unsightly areas at the bottom of apartment blocks •unhealthy
•full of pests like rats, insects,
Why is she unusual?
Because she built her house out of rubbish.
What is her gate made of?
It’s made of rocks and old glass bottles.
Where is Jessica Wong from?
And what is Wang Tao known for?
He is known for using iron and other materials from old cars to make beautiful art pieces.
What does he hope to do?
He hopes to set up a “metal art” theme park to show people the importance of environmental protection.
2. To check yourself
New words
1. 充满 2. 扔进 3. 在……起作用 4. 扔掉 5. 减少
be full of throw…into play a part in throw away cut down
6. 起作用；有影响对……有害
4. 骑自行车还有其他的优点。 There are _o_t_h_e_r_a_d_v_a_n__ta_g_e_s__of bike _r_i_d_i_n_g__.
5. 当你离开房间的时候，你应该关灯以节约用电。 You should _s_a_v_e_e_le_c_t_r_ic_i_ty__ by _tu__rn__in_g__o_ff__ the lights when you leave a room.
air pollution
water pollution
Environmental problems
noise pollution
…
What caused these problems?
cars factories
… individual
➢ 句型复习
1. 这条河很脏，甚至河底都堆满了垃圾。 The river was __d_i_r_ty__. Even the _b_o_t_to_m__o_f_ the river _w__a_s_f_u_l_l _o_f _ rubbish.
make a difference lead to cut off not only…but also… be harmful to
11.在……顶部或顶端 12.科学研究 13.参加 14.帮助解决难题 15.关掉
at the top of scientific study take part in help out turn off
16.付费；付出代价 17.加起来 18.采取行动 19.好好利用 20.拆下，摧毁
pay for add up take action put sth. to good use pull ... down
Warming up
What should we do to save the earth? Turn off the lights when we leave a room. Take our own bags when shopping. Ride a bike. Recycle paper. Don’t use paper napkins.
问 原因 来越多的汽车) and they give off too much waste gas.
题2
列提纲
写句子
环 境 问 题
建 议
(5) People should use public transportation more (人们应该多使用公共交通工具).
(6) It’s a good idea to take buses and use shared bikes (乘公共汽车和使用共享单车是个好主意).
cockroaches
3b Write a letter to the city mayor about the
problems and your suggestions.
In your letter, describe the environmental problems in your town/city. What are the problems? Where are they? What or who is causing these problems?
Then, give suggestions or possible ways to solve the problems.
➢ I think that… ➢ We should/ could… ➢ I suggest…
Topic
To protect the environment
➢ 思路点拨
I like this city, but the environment around here is getting worse and worse.
问题 (1) There is white pollution everywhere in the city(这个城市到处都是白色污染).
People use too many disposable (一次性的) things, such as plastic cups, bottles,