人教版八年级英语上册 Unit 7 Will people have robots? Section A 2a-2d 课件（共36张PPT）

(共30张PPT)
Unit 7
Will people have robots
Period Two
(2a-2d)
If you laugh once, you will be ten years younger.
人
从
众
There will be more people.
There will be fewer trees.
森
林
木
Lead in
There will be less water.
There will be more pollution.
Objectives
To learn new words :
pollution, prediction, future, pollution…
To learn to use the sentences to make predictions.
---What's your prediction about future
---I think there will be more pollution.
---Really I don't think so. But I think there will be fewer trees.
Self-learning
1. Learn the new words.(2')
2. Have a check.(1’)
Review
pollution
prediction
future
pollute
environment
planet
earth
n.污染；污染物
n.预言；预测
n.将来；未来
v.污染
n.环境
n.行星
n.地球；世界
Review
plant
part
play a part
v.种植；植物
n.部分
参与；发挥作用
Listen and circle the words you hear.
2a
1. There will be (more/ less/ fewer) people.
2. There will be (more/ less /fewer) free time.
3. There will be (more/ less/ fewer) pollution.
4. There will be (more/ less/ fewer) cars.
5. There will be (more/ less/ fewer) trees.
______1. There will be fewer people.
______2. There will be less free time.
_____ 3. People will use the subways less.
_____ 4. There will be more pollution.
_____ 5. Cities will be very big and crowed.
Listen again. Check (√) the predictions you hear.
2b
fewer less more
fewer 更少的, 修饰可数名词
less 更少的, 修饰不可数名词
more 更多的, 可以修饰可数和不可数名词
Remember:
many—more—most much—more—most
few—fewer—fewest little—less—least
修饰可数名词 修饰不可数名词
Exploration
意思 用法 比较级 最高级
few 一些（否定） 修饰可数名词 fewer fewest
little 一些（否定） 修饰不可数名词 less least
many 许多 修饰可数名词 more most
much 许多 修饰不可数名词 more most
用more, less, fewer 填空
1. We plant trees every year, there will be _____ trees in the future.
2. If we waste water, there will be ____ water.
3. If every family has a baby, there will be _____ people.
more
less
fewer
Exercises
4. I think English is _________ popular than Chinese.
5. There will be _____ robots everywhere, and humans will have ___ work to do.
6. There will be _____ free time when people retire.
less/ more
more
less
more
Pairrwork
Make conversations about the predictions in 2a and 2b.
What’s your prediction about the future
I think there will be more pollution.
2c
Really I don’t think so. But I think there will be fewer trees.
2d Role-play the conversation.
Nick: What are you reading, Jill
Jill: It’s a book about the future.
Nick: Sounds cool. So what will the
future be like
Jill: Well, cities will be more crowded and
polluted. There will be fewer trees and the
environment will be in great danger.
Nick: That sounds bad! Will
we have to move to other
planets
Jill: Maybe. But I want to live
on the earth.
Nick: Me, too. Then what can we do
Jill: We can use less water and plant more trees.
Everyone should play a part in saving the
earth.
problem ways to protect the environment
cities
trees
environment
Read the conversation and fill in the forms.
more crowded
and polluted
fewer trees
in great danger
1. use less water
2. plant more trees
3. play a part in saving the earth
1. pollute v. 污染
pollut(e) + ion→pollution n. 污染
e.g. Bicycle is a good exercise.
It doesn’t pollute the air.
自行车是一种好的运动，它不污染环境。
Air pollution is a great problem now.
现在空气污染是个大问题。
Presentation
2. prediction n. 预言；预测
e.g. We don’t know what will happen in the future.
我们不知道将来会发生什么事情。
3. future 将来
in the future 在将来
e.g. This great prediction is coming true.
这个伟大的预言即将实现。
4. environment n. 环境
e.g. Our living environment is much better now.
现在我们的生活环境好多了。
5. planet n. 行星 earth n. 地球
e.g. The earth is a planet of the sun.
地球是太阳的一颗行星。
6. plant v. 种植；n. 植物
e.g. They want to plant trees around the lake.
他们想在湖边种树。
7. play a part in… 是一个固定短语，表示“参与……；在……中尽自己的一份力量”。
e.g. He didn’t play a part in making this decision.
他并没参与做出此决定。
part n. 参加；参与；部分
Ⅰ. 根据句意及提示填空。
1. They are making ______ (paper) from wood (木材).
2. The city will be more crowded and ________ (pollute) in 20 years.
3. The picture shows six of the nine _______ (planet) in the solar system (太阳系).
4. Last week the students _______ (plant) thirty trees around their school.
paper
polluted
planets
planted
Ⅱ. 根据句意及提示，补全所缺单词。
1. Many fish in the river died because of water p_______.
2. We all know that the moon goes around the e_____.
3. A bad home e__________ can affect (影响) a child’s growth.
4. Who knows what will happen in the f______
pollution
earth
environment
future
Ⅲ. 根据句意，选择恰当的短语填空。
1. Few people can _________ 150 years old.
2. Mr. Smith will ________ a village next week. He can’t stand the noise in the city.
play a part, in great danger, move to,
have to, live to be
live to be
move to
3. We should help these animals. They’re _____________.
4. Mike also ____________ in yesterday’s discussion.
5. Lisa ______ stay at home studying every night.
play a part, in great danger, move to,
have to, live to be
has to
in great danger
played a part
Summary
A: Will people use money in 100 years
B: Yes, they will. / No, they won’t.
There will be fewer/less/more ....
Everyone should play a part in…
Homework
Recite and role-play the conversation 2d.
Do some exercises.