人教版八年级英语上册Unit 7 Will people have robots?more less fewer用法巩固课件

(共32张PPT)
词语辨析：
more, fewer, less的用法
The usage of “more, less, fewer”
What will happen in 100 years
There will be … 将会有……
There will be fewer trees.
There will be less water.
There will be more people.
There will be more pollution.
There will be more buildings.
可数名词
1. more +
不可数名词
2. less + 不可数名词
3. fewer + 可数名词
more water
更多的水
more songs
更多的歌曲
less news
更少的消息
fewer cars
更少的小汽车
more, fewer & less
more是many和much的比较级，可用来修饰可数名词复数形式和不可数名词；
fewer是few的比较级，可用来修饰可数名词复数形式；
less是little的比较级，可用来修饰不可数名词。如：
cars, trees, buildings, people, computers, astronauts, robots, times (次数)
(fewer更少的fewest最少的)
few （修饰可数名词复数）
many （修饰可数名词）
much (修饰不可数名词）
比较级
(more更多的 most 最多的)
little(修饰不可数名词）
water, air, paper, time, pollution, money, coffee
(less更少的least最少的)
例句
I’m sure that you will get more letters next month.
Mrs. Smith will spend more time with her children.
Fewer birds will come here next year.
We must try to spend less money.
1. I think there will be ______ people and _____
pollution.
A. fewer, many B. less, fewer
C. more, less D. less, fewer
2. Will there be ______ cars in people’s homes
A. much B. less C. more D. /
C
练习一. 单项选择
C
In the future, there will be _______fresh water because there will be_______ pollution in the sea.
2. In 100 years, there will be_______ cars because there will be ________ people in the cities.
less
more
more
more
练习二 用more, less or fewer 填空
3、 I earn _____ money than my sister.
4、 There are ______cars parked outside than
yesterday.
5、 We have ______students this year than
last year.
4) You ought to smoke _____cigarettes（香烟） and
drink _____beer（啤酒）.
less
fewer
fewer
fewer
less
3. There will be_______ jobs for people because_______ robots will do the same jobs as people.
4. I think there will be______ cities because
people will build_______ buildings in
the country.
5. In 50 years, people will have ______free time because there will be _____ things to do.
fewer
more
more
more
less
more
练习三
1. Last year I spent ________ time in playing basketball because I had to study hard.
2. I hope we will have ________ homework and _______ free time next year.
3. Our city will become ________ beautiful. I think there will be ________ tall buildings and ________ pollution in it.
4. Every day mother always has ________ housework to do.
用much，many，more，less，few或fewer填空。
less
less
more
more
more
less
much
5. How ________ sisters do you have
6. ________ people like to live in a polluted place.
7. I’ll use ________ plastic bags to reduce white pollution.
8. There’s ________ milk in this bottle than in that one.
many
Few
fewer
more/less
练习四 根据汉语意思完成英语句子。
1. 更多的孩子将加入这个俱乐部。
__________________ will join the club.
2. 十年以后这里的水将更少。
There will be ________ here in ten years.
3. 今年动物园里的动物似乎更少了。
There seem to be _____________ in the zoo this year.
fewer animals
More children / kids
less water
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
Remember
巩固 ： more, less与few
more, less, fewer等常用于比较数量的多少，它们的用法区别如下：
There are more people in cities.城市里有更多的人。
There is less tea in that cup.那个杯子里的茶更少。
I think there will be fewer factories in the future.我认为将来工厂会更少。
If there are ______trees, the air in our city will be _____cleaner.
A. less, more B. more, more
C. more, much D. much, more
题目训练
1、I think there will be more tall buildings, and there will be fewer cars and more buses.
What will the future be like in the future
2、I think there will be more trees and flowers. The air will be cleaner. The skies will be bluer.
3、I think there will be more people. People will live under the sea. There will be less water. Robots will do most of the heavy work. People will have more free time.
1. What will the future be like in the future
Answer the questions:(根据section A 2d 来回答）
Cities will be more crowded and polluted. There will be fewer trees and environment will be in great danger.
2. What can people do
We can use less water and plant more trees. Everyone should play a part in saving the earth.
What can you see in this picture
50 years later
There will be more people.
There will be fewer trees.
There will be more pollution.
There will be more buildings.
There will be more cars.
There will be less fresh air.
There will be…将会有
Changes
There will be more people in the future. Because people will live to be 200 years old. There will be more high buildings. The cities will be more crowded but less polluted. Because there will be fewer cars and there will be more buses. People will mostly work on the Internet. There will be more robots working in the factory.
Report
Homework
将来100年后的生活会是什么样的？请用There will be more/ less/ fewer………..写出六个预言,并且说明人们该怎么做（use less water,plant more trees……)
。
Thank you.