Unit13SectionA(1a2d)课件人教版九年级英语全册

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.
1. What can you see in the pictures? 2. What are these phenomena called?
1. What can you see in the pictures? 2. What are these phenomena called?
1a Here are some words related to different kinds of
more _f_is_h__ for fishermen to catch .
What caused the problem?
People are throwing _l_it_te_r__ into the river. Factories are putting _w_a_s_te__ into the river.
Unit13 We’re trying to save the earth！
Section A（1a-2d）
1.在语境中理解、识记并运用本课时词汇：litter, bottom, fisherman等。
2.能听懂关于环境污染的英文表达，独立完成听力任务。 3.能在实际情景对话中认识解决空气污染和垃圾污染的方法。 4.能运用本单元词汇和句式谈论环境污染和环境保护的话题。
ways problems
Jason
Susan
air pollution
Take the bus or subway instead of driving.
Ride a bike.
waste pollution
Never take wooden chopsticks or plastic forks when he buys takeaway food.
_l_o_u_d_m__u_s_ic___ p__la_n_e_s___ca_r_s_ _m_o_b_i_le__p_h_o_n_e_s _b_u_il_d_i_n_g_h_o_u_s_es
air pollution _f_a_c_to_r_i_e_s ___ _s_m_o_k_i_n_g____ _c_a_r_s_______ b__u_il_d_in__g_h_o_u_s_es
e.g. Remember to face difficulties with courage. 记住要勇敢面对困难。
Can you make some sentences with the words in blue?
因此，齐心协力，我们的行动就能 起作用，就会创造更加美好的未来！
make a difference 起作用；有影响
Bring a bag to go shopping. remember to throw rubbish in the bins and keep public places clean and beautiful.
Retell the conversation by filling in the blanks.
2d Watch the conversation and read with it.
Can you make some sentences with the words in blue?
解决这些问题，你们有什 么想法？
ideas for ……的想法 opinions on/ about ……的看法 e.g. What are your ideas for eating out? 你们怎么看在外面吃饭？ What are your opinions about eating out? 你们怎么看在外面吃饭？
water pollution _s_h_i_p_s_______ _r_u_b_b_i_s_h_____ _l_it_t_er_i_n_g_____ _f_a_c_to_r_i_e_s____
1b Listen and complete the sentences.
The river was _r_ea_l_ly__d_ir_t_y_. Even the bottom of What was the problem? the river was full of _r_u_b_b_is_h__. There were no
2. Factories that burn coal also _p_o_ll_u_te__ the air with a lot of black smoke.
3. There is also too much rubbish and waste. People _a_re__th_r_o_w__in_g__aw__a_y__ things every day.
e.g. The accident has made a great difference to her. 这次事故对她产生了重大影响。
lead to 引起，通往
e.g. The heavy rain led to a flood. 大雨导致了洪水。
Read the conversation and fill in the chart.
How should the problem be solved?
We should write to the _g_o_v_er_n_m__e_n_t__ and ask them to __cl_o_s_e_d_o_w_n__ the factories. Everyone should help to _cl_e_a_n_u_p__ the river.
instead of 后接名词、代词或动词 -ing形式
e.g. I gave him advice instead of money.我 给了他忠告，而不是钱。
Can you make some sentences with the words in blue?
骑自行车还有其他的好处。它 对健康有益，而且不用花费任 何东西。
4. People are also littering in _p_u_b_li_c_p_l_a_c_e_s_ like parks. This is turning beautiful places into ugly ones.
2c Use the information in 2a and 2b to role-play
Can you make some sentences with the words in blue?
还要记得把垃圾扔进垃圾箱， 为了大家保持公共场所的整洁 和美丽。
remember to do sth. 记得要做某事（事情还没做） remember doing sth. 记得做过某事（事情已经做了）
advantage 可数名词 优点；有利条件 其反义词为disadvantage 缺点；不利条件
e.g. Internet has more advantages than disadvantages. 因特网的利大于弊。
be good for 对……有益 be bad for 对……有害
Sth. cost(s) sb. some money. 某物花费某人多 少钱
1. What can you see in the pictures? 2. How do you feel about these phenomena?
phenomenon [fə'nɒmɪnən] n. 现象；奇人；奇事
1. What can you see in the pictures? 2. What are these phenomena called?
Can you make some sentences with the words in blue?
to do sth. 位于句首表目的
e.g. To catch the early bus, he got up at 5:30.
为了赶早班车，他5点半就起床了。
为了减少空气污染，我们应该乘公 共汽车或地铁，而不是开车。
pollution. Write them in the box below. Then add more words.
loud music cars
littering
ships
building houses
rubbish
planes
factories smoking
mobile phones
noise pollution
An interviewer is asking Susan and Jason their opinions ons_o_lv_i_n_g__ polluted problems. Jason suggests taking the bus or subway _i_n_st_e_a_d__o_f_ driving can help __cu__t _d_o_w_n___ the air pollution. Susan adds other_a_d_v_a_n_t_a_g_e_s_ of bike riding. It _i_s_g_o_o_d__fo_r___ health and it doesn’t _c_o_s_t___ anything. Susan also says simple things _l_ik_e__ bringing a bag while go shopping can help. And Jason never uses _w__o_o_d_e_n__ chopsticks or _p_l_a_st_i_c_ forks when he buys _t_a_ke_a_w__a_y_ food. Susan reminds people to _r_e_m_e_m__b_e_r_t_o__ throw rubbish in the bins _to__k_e_e_p__ the public places clean and beautiful. If people work together, their actions will _m__a_k_e_a_d__if_fe_r_e_n_c_e_ and _l_e_a_d_t_o__ a better future.
conversations between Jason and Susan.
Jason: The air has become really polluted around here. I’m getting very worried.
Susan: Yes, I used to be able to see stars in the sky. Jason: The problem is that ...
Jason and Susan talk about.
A. land pollution C. noise pollution
B. air pollution D. water pollution
2b Listen again and e the sentences.
1. The air is badly polluted because there are _m_o_r_e_c_a_r_s__ on the road these days.
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!
2a Listen to the interview. Circle the kinds of pollution that