人教版(五四制)九年级全一册英语Unit9 We’re trying to save the earth!课件

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.
I recycle the old newspapers.
You throw old newspapers away. You waste paper. That’s bad for the Earth.
You recycle old newspapers. You save paper. That’s good for the Earth.
You use paper on both sides. That’s good for the Earth.
• • • • • • • • •
• •
close down the factories; help to clean up the river; take the bus or subway; ride a bike; bring a bag to go shopping,throw rubbish in the cans; turn off the lights when you leave a room; use paper or resusable bags; recycle books and paper; turn off the shower when you wash your hair; don't use napkins; rethink,reuse, recycle ... ...
2b Listen again and complete the sentences.
1. The air is badly polluted because there are ________on more car the road these days. 2. Factories that burn coal also pollute ______ the air with a lot of black smoke.
litter people are throwing _____into what caused the the river. Factories are putting problem? waste into the river. _______
We should write to the ________ government How should the close down the and ask them to ___________ problem be factories. everyone should help solved? clean up the river. ________to
Words and expressions
industry harmful cost wooden plastic affort n. 工业 adj. 有害的 v. 花费 adj. 木制的 adj. 塑料的 v. 支付的起
Words and expressions make a difference take part in turn off pay for cut down lead to
把下面的短语与汉语意思连起来。 make a diffenence cut down lead to be full of play a part in 导致 起作用 减少 参与 充满
1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
serious pollution
air pollution
soil pollution water pollution
the earth song by Michael Jackson !!!
伤害 We are harming our planet in so many ways.
Factories pour dangerous gases into the air.
Natural resources are disappearing at a dangerous rate.
以危险的速度
Group One
Group Two
Group Three
desert
extinct
灭绝
Help save the earth
We must think of better way to treat our planet in future.
noise pullotion
Loud music, planes, building houses, mobile phones(machines, crowds, vihicles)
water pollution
rubbish, littering, ships, factories(sewage, industrial waste, pesticides)
loud music littering bulding houses cars ships rubbish factories planes smoking
mobile phones
air pollution
cars, factories, smoking, building houses(burning, power plants, nuclear waste disposal)
起作用；有影响 参加 关掉 付费；付出代价 减少 导致
We’re trying to save the earth. 我们在努力拯救地球。 The rive used to be so clean. 这河流过去是如此的清澈。 The air is badly polluted. 空气被严重污染。 The method is not only cruel, but also harmful to the environment. 这种方法不仅残酷，而且对环境也有害。
基础预习 写出下面单词的意思 litter________ bottom________ fisherman_________ ugly__________ cost________ plastic________ coal_______ advantage_______ wooden_______
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 really getting worried. Susan: Yes, I used to be able to see stars in the sky. Jason: The problem is that ...
Cars also pour dangerous gases into the air.
tail gas
air pollution!
The weather is always foggy. We can’t see the blue sky. We can’t breathe the fresh air. Do you know why?
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.
Unit 13
We are trying to save the earth.
Language Goal
Talk about pollution and envirnmental protection
To talk about air pollution, water pollution and sound pollution. To think about ways of protecting the environment. To learn the new words: advantage, scientific
1b Listen and complete the sentences.
really dirty The river was _________. even the bottom of the what was the rubbish river was full of ________. problem? fish there were no more _____ for fishmen to catch.
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.
2a Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.
A. B. C. D.
land pollution air pollution noise pollution water pollution
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!
3. There is also too much rubbish and waste. People ___________________things away are throwing away every day.
public places 4. People are also littering in____________ like parks. Th is turns beautiful parks into ugly places.
What do you usually do ? Are you a friend of the Earth? Take this quiz.
START
You drink a can of cola. What do you do? I throw away cans.
I recycle cans.
Factories produce too much dangerous smoke. The tቤተ መጻሕፍቲ ባይዱaffic produces too many fumes. Some people smoke in public places.
Dad, what’s the acid rain?