Module12Unit1知识点课件英语九年级上册

Module

12

Save

our

worldUnit

1

If

everyone

starts

to

do

something,the

world

will

be

saved.语境串记Pollution（n.）

from

factories

polluted（v.）

the

river

and

the

polluted（adj.）

water

is

a

danger

to

people's

health.

来自工厂的污染物污染了河流,被污染的水危害人们的健康。典例1

(衡阳中考改编)根据句意及汉语提示填写单词。It

is

good

for

the

environment

because

bicycles

do

not

cause

_________（污染）.pollution教材原句

recycle

回收利用（教材P96）&2&

recycle／ri:'saɪkl／

v.

回收利用，再使用（废品）▶Tomorrow

is

Earth

Day.

Let's

discuss

what

we

can

do

to

recycle

things.明天是地球日，咱们讨论一下做些什么来回收利用东西吧。（选自连云港中考）教材原句

waste

废弃物（教材P96）&3&

waste／weɪst／

n.废料；废弃物讲

waste在此作名词，常用作不可数名词。▶How

to

deal

with

the

household

waste

is

a

big

problem.怎样处理生活垃圾是一个大问题。拓

waste的其他用法：作形容词意为"废弃的；无用的"，通常用于名词前作定语。We

should

recycle

waste

paper.我们应该回收利用废纸。作名词意为"浪费；白费"。It's

a

waste

of

time

to

do

sth."做某事是浪费时间"。It's

a

waste

of

time

to

play

computer

games.

玩电脑游戏是浪费时间。作动词意为"浪费"。waste

time

doing

sth."浪费时间做某事"。Don't

waste

time

playing

computer

games.

不要浪费时间玩电脑游戏。教材原句

Pollution

is

our

great

enemy，and

we

have

to

fight

it.

污染是我们强大的敌人，我们必须与它作斗争。（教材P96）&4&

enemy（复数形式为enemies）／'enəmi／

n.

敌人；仇人

▶Actually,

your

biggest

enemy

is

yourself.实际上，你最大的敌人就是你自己。▶Birds

are

the

natural

enemies

of

many

insect

pests.鸟类是许多害虫的天敌。特别提醒enemy的发音以元音音素开头,其前用不定冠词修饰时,要用an。▶He

is

an

enemy

in

the

likeness

of

a

friend.他是一个伪装成朋友的敌人。教材原句

Pollution

is

a

danger

to

our

health.

污染对我们的健康而言是一种威胁。（教材P96）&5&

danger

n.威胁；危害；危险的人讲

danger在此作可数名词。▶Smoking

is

a

serious

danger

to

health.吸烟严重危害健康。▶Police

said

the

man

was

a

danger

to

the

public.警方说该名男子对公众是个危险。拓

（1）danger作不可数名词，意为"危险；风险"。▶Danger!

Keep

out!

危险！请勿入内！（2）dangerous作形容词，意为"危险的，有危害的"。▶Robots

take

on

jobs

that

are

too

dangerous

for

people

to

do

by

themselves.

机器人承担那些对于人类来说太危险而不能自己做的工作。（选自福建中考）教材原句

They

use

so

much

oil

and

cause

pollution

as

well.

这些车过多地耗油，也同样造成污染。（教材P96）&6&

cause

v.

造成；引起

讲

cause在此作及物动词，常用搭配：cause

sth.引起某事；导致某事cause

sth.

for

sb.=cause

sb.

▶Bad

weather

has

caused

a

lot

of

problems

on

the

road.恶劣的天气给道路（交通）造成了很多问题。▶The

project

caused

a

lot

of

problems

for

him.=The

project

caused

him

a

lot

of

problems.这项工程给他带来了很多问题。拓

cause还可作名词，意为"原因，起因；理由"。指具体的原因时为可数名词，指抽象的理由时为不可数名词。▶It's

our

duty

to

find

out

the

cause

of

the

fire.查明起火原因是我们的责任。教材原句

It's

no

use

talking

about

things

we

can't

do.

谈论我们不能做的事情是没有用的。（教材P96）&7&

It's

no

use

doing

sth.

做某事是没有用的。

&8&

教材原句

That

means

less

waste.

那意味着更少的浪费。（教材P96）&9&

less（little的比较级）／les／adj.较小的；较少的n.较少数；较少量&10&

（2）less还可作名词，意为"较少数；较少量"。▶It

costs

much

less

to

go

by

bus.乘公共汽车去要便宜很多。辨

less、fewer（few的比较级）与more（many和much的比较级）三者都可作形容词，其区别如下：less"较小的；较少的"，常用来修饰不可数名词。less

butter更少的黄油fewer"更少的"，修饰可数名词复数。fewer

trees更少的树more"更多的"，修饰可数名词复数和不可数名词。more

books更多的书more

bread更多的面包典例3

(常州中考)—Can

you

give

me

some

advice

on

how

to

be

slimmer?—Eat

________

meat

and

________

cakes.(

)CA.less;

less

B.fewer;

fewer

C.less;

fewer

D.fewer;

less【解析】

句意：——你能给我一些变苗条的建议吗？——少吃肉并且少吃蛋糕。meat为不可数名词，应用less修饰；cakes为可数名词的复数形式，应用fewer修饰。结合句意可知选C。教材原句

Though

pollution

is

heavy

now，I

don't

think

it's

hopeless.

虽然