新人教版九年级英语下册1.Unit 13 Section A (1a-2d) 优课件
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e.g. Every student should try to study hard in order to study in a good university. 为了进入一所好大学学习，每个学生 都应该努力学习。
2. Here are some words related to different kinds of pollution. be related to 与……有关 e.g. I am not related to him in any way. 我和他无任何关系。
3. Everyone in this town should play a part in
cleaning it up! play a part in 在……方面起作用
e.g. A good diet plays a large part in
helping people live longer. 健康的饮食在帮助人们长寿方面起着 非常大的作用。
B. air pollution D. water pollution
2b Listen again and complete the
sentences.
1. The air is badly polluted because there
are _m__o_r_e_c_a_r_s__ on the road these
➢ Key sentences:
1. The river was dirty. Even the bottom of the river was full of rubbish.
2. But it used to be so clean! 3. Yes, but people are throwing litter into the river.
play a part 在……中扮演角色 e.g. He was invited to play a part in this TV
play. 他被邀请参加这个电视剧的演出。
4. Even the bottom of the river was full of rubbish. Yes, but people are throwing litter into the river.
1b Listen and complete the sentences.
r was __r_e_a_ll_y_d_i_r_ty___. Even the bottom (底部) of the river was full of _r_u_b_b_i_s_h__. There were no more __fi_s_h__ for fishermen (渔民) to catch.
Everyone in this town should play a part in cleaning it up!
Make conversations using the pollution in 1a.
...
...
Language points
1. We’re trying to save the earth! 我们正在竭尽全力拯救地球! try to do =try one’s best to do 努力去做某事。
What caused the problem? People are throwing _li_t_te_r___ into the river. Factories are putting _w__a_st_e_ into the river.
How should the problem be solved? We should write to the _g_o_v_e_r_n_m__e_n_t_ and ask them to _c_l_o_se__d_o_w_n__ the factories. Everyone should help to __c_le_a_n__u_p__ the river.
Jason and Susan, what are your ideas for solving these problems?
Language points
1. This is turning beautiful places into ugly ones. turn… into… 把……变成……
What should we do to save the earth?
1. Turn off the lights when you leave a room. 关掉
2. stop riding in cars 3. stop using paper towels or napkins（餐巾， 餐巾纸）
Pick up your litter after a picnic. 野餐后将废弃物收拾好。
Listen to the interview. Circle the
2a kinds of pollution that Jason and
Susan talk about.
A. land pollution C. noise pollution
1a different kinds of pollution. Write them
in the box below. Then add more words.
loud music cars rubbish planes littering ships factories smoking building houses mobile phones
e.g. The new shirt cost Mr. Wang 200 yuan. 王先生花了200元买了新衬衫。 How much does the new computer cost? 新电脑花了多少钱？
take, spend, pay & cost
take，spend，pay和cost都可以表示“花 费”，但它们的用法各有不同。 1) take多表示花费时间，常用于It takes sb.
4. recycle books and paper 回收利用
5. ...
2d Read 2d and complete the chart.
Problems
Solving problems
air pollution take the bus, subway or ride a
bike instead of driving
bring a bag to go shopping, never
waste pollution take wooden chopsticks or plastic
forks but use the ones at home while buying takeway food
rubbish
throw rubbish in the bins
1c Role-play the conversation.
The river was dirty. Even the bottom of the river was full of rubbish.
But it used to be so clean!
Yes, but people are throwing litter into the river.
4. People are also littering in _p_u_b_l_ic__p_la_c_e_s___ like parks. This is turning beautiful places into ugly (丑陋) ones.
2c Use the information in 2a and 2b to role-play conversations between Jason and Susan.
noise pollution air pollution water pollution __l_o_u_d_m__u_s_ic__ ___fa_c_t_o_r_ie_s__ ____s_h_i_p_s____ _m_o_b_i_l_e_p_h_o_n_e_s __s_m__o_k_in_g___ ___r_u_b__b_is_h___ b_u_i_ld__in_g__h_o_u_s_es ____ca_r_s_____ ___l_it_t_e_r_in_g___ ___p_la_n_e_s_____ b_u_il_d_in__g_h_o_u_s_es___f_a_c_t_o_ri_e_s__
litter和rubbish都可指“垃圾”，用作不可 数名词。 rubbish指“没用的东西(被扔或将要丢弃的 无用的东西)”不可回收。
litter指“(室内或公共场所)乱扔的废物(纸屑、 不要的包装纸、废瓶等)”还可回收。 e.g. Throw the rubbish out.
把垃圾扔出去。
The room is full of rubbish. 房间里堆满了垃圾。
e.g. The icy rain seemed like to turn into snow. 渐渐地冻雨又变成雪花的模样。
2. It’s good for health and it doesn’t cost anything! cost v. 花费；使付出 指花费金钱，主语通常是物。cost的过去式 和过去分词均为cost。
学练优英语教学课件
九年级（下）
学练优九年级英语下（RJ） 教学课件
Unit 13 We're trying to save the earth!
Section A (1a-2d)
学习目标
➢ Key words & phrases:
litter, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, make a difference
some time to do sth.这一句型中，其中it 作形式主语。 e.g. It usually takes me 40 minutes to
cook the dinner.
2) spend多表示花费时间和金钱，主语通常是 人，常用于sb. spend(s) some time / money on sth.和sb. spend(s) some time / money (in) doing sth.两种句型。 e.g. David spent 2,000 yuan on the new machine. My father spends an hour (in) watching the news on TV every day.
The air has become really polluted around here. I’m getting very worried.
Yes, I used to be able to see stars in the sky.
The problem is that…
Discussion
Read and learn
Words and expressions
Lead in
The earth is polluted.
air pollution
water pollution
The factories that burn Factories put waste coal pollute the air with into the river. a lot of black smoke.
mobile phone pollution
litter v. 乱扔 n. 垃圾
rubbish waste 垃圾，废弃物
noise pollution
There are more cars on the road.
Presentation
Here are some words related to
days.
pollute
2. Factories that burn coal also ________
the air with a lot of black smoke.
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.
2. Here are some words related to different kinds of pollution. be related to 与……有关 e.g. I am not related to him in any way. 我和他无任何关系。
3. Everyone in this town should play a part in
cleaning it up! play a part in 在……方面起作用
e.g. A good diet plays a large part in
helping people live longer. 健康的饮食在帮助人们长寿方面起着 非常大的作用。
B. air pollution D. water pollution
2b Listen again and complete the
sentences.
1. The air is badly polluted because there
are _m__o_r_e_c_a_r_s__ on the road these
➢ Key sentences:
1. The river was dirty. Even the bottom of the river was full of rubbish.
2. But it used to be so clean! 3. Yes, but people are throwing litter into the river.
play a part 在……中扮演角色 e.g. He was invited to play a part in this TV
play. 他被邀请参加这个电视剧的演出。
4. Even the bottom of the river was full of rubbish. Yes, but people are throwing litter into the river.
1b Listen and complete the sentences.
r was __r_e_a_ll_y_d_i_r_ty___. Even the bottom (底部) of the river was full of _r_u_b_b_i_s_h__. There were no more __fi_s_h__ for fishermen (渔民) to catch.
Everyone in this town should play a part in cleaning it up!
Make conversations using the pollution in 1a.
...
...
Language points
1. We’re trying to save the earth! 我们正在竭尽全力拯救地球! try to do =try one’s best to do 努力去做某事。
What caused the problem? People are throwing _li_t_te_r___ into the river. Factories are putting _w__a_st_e_ into the river.
How should the problem be solved? We should write to the _g_o_v_e_r_n_m__e_n_t_ and ask them to _c_l_o_se__d_o_w_n__ the factories. Everyone should help to __c_le_a_n__u_p__ the river.
Jason and Susan, what are your ideas for solving these problems?
Language points
1. This is turning beautiful places into ugly ones. turn… into… 把……变成……
What should we do to save the earth?
1. Turn off the lights when you leave a room. 关掉
2. stop riding in cars 3. stop using paper towels or napkins（餐巾， 餐巾纸）
Pick up your litter after a picnic. 野餐后将废弃物收拾好。
Listen to the interview. Circle the
2a kinds of pollution that Jason and
Susan talk about.
A. land pollution C. noise pollution
1a different kinds of pollution. Write them
in the box below. Then add more words.
loud music cars rubbish planes littering ships factories smoking building houses mobile phones
e.g. The new shirt cost Mr. Wang 200 yuan. 王先生花了200元买了新衬衫。 How much does the new computer cost? 新电脑花了多少钱？
take, spend, pay & cost
take，spend，pay和cost都可以表示“花 费”，但它们的用法各有不同。 1) take多表示花费时间，常用于It takes sb.
4. recycle books and paper 回收利用
5. ...
2d Read 2d and complete the chart.
Problems
Solving problems
air pollution take the bus, subway or ride a
bike instead of driving
bring a bag to go shopping, never
waste pollution take wooden chopsticks or plastic
forks but use the ones at home while buying takeway food
rubbish
throw rubbish in the bins
1c Role-play the conversation.
The river was dirty. Even the bottom of the river was full of rubbish.
But it used to be so clean!
Yes, but people are throwing litter into the river.
4. People are also littering in _p_u_b_l_ic__p_la_c_e_s___ like parks. This is turning beautiful places into ugly (丑陋) ones.
2c Use the information in 2a and 2b to role-play conversations between Jason and Susan.
noise pollution air pollution water pollution __l_o_u_d_m__u_s_ic__ ___fa_c_t_o_r_ie_s__ ____s_h_i_p_s____ _m_o_b_i_l_e_p_h_o_n_e_s __s_m__o_k_in_g___ ___r_u_b__b_is_h___ b_u_i_ld__in_g__h_o_u_s_es ____ca_r_s_____ ___l_it_t_e_r_in_g___ ___p_la_n_e_s_____ b_u_il_d_in__g_h_o_u_s_es___f_a_c_t_o_ri_e_s__
litter和rubbish都可指“垃圾”，用作不可 数名词。 rubbish指“没用的东西(被扔或将要丢弃的 无用的东西)”不可回收。
litter指“(室内或公共场所)乱扔的废物(纸屑、 不要的包装纸、废瓶等)”还可回收。 e.g. Throw the rubbish out.
把垃圾扔出去。
The room is full of rubbish. 房间里堆满了垃圾。
e.g. The icy rain seemed like to turn into snow. 渐渐地冻雨又变成雪花的模样。
2. It’s good for health and it doesn’t cost anything! cost v. 花费；使付出 指花费金钱，主语通常是物。cost的过去式 和过去分词均为cost。
学练优英语教学课件
九年级（下）
学练优九年级英语下（RJ） 教学课件
Unit 13 We're trying to save the earth!
Section A (1a-2d)
学习目标
➢ Key words & phrases:
litter, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, make a difference
some time to do sth.这一句型中，其中it 作形式主语。 e.g. It usually takes me 40 minutes to
cook the dinner.
2) spend多表示花费时间和金钱，主语通常是 人，常用于sb. spend(s) some time / money on sth.和sb. spend(s) some time / money (in) doing sth.两种句型。 e.g. David spent 2,000 yuan on the new machine. My father spends an hour (in) watching the news on TV every day.
The air has become really polluted around here. I’m getting very worried.
Yes, I used to be able to see stars in the sky.
The problem is that…
Discussion
Read and learn
Words and expressions
Lead in
The earth is polluted.
air pollution
water pollution
The factories that burn Factories put waste coal pollute the air with into the river. a lot of black smoke.
mobile phone pollution
litter v. 乱扔 n. 垃圾
rubbish waste 垃圾，废弃物
noise pollution
There are more cars on the road.
Presentation
Here are some words related to
days.
pollute
2. Factories that burn coal also ________
the air with a lot of black smoke.
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.