Unit13SectionA（3a4c）課件人教版英語九年級全一冊

Period

2

Section

A（3a-4c）單詞名詞（n.）1.鯊魚______2.（魚）鰭____3.鏈子；鏈條______4.生態(tài)系統(tǒng)__________5.工業(yè)；行業(yè)________6.法律；法規(guī)_____7.運輸業(yè)；交通運輸_____________動詞（v.）8.承擔(dān)得起（后果）；買得起_______sharkfinchainecosystemindustrylawtransportationafford單詞形容詞（adj.）9.殘酷的；殘忍的______10.科學(xué)上的；科學(xué)的_________11.有害的________12.可重復(fù)使用的；可再次使用的________cruelscientificharmfulreusable續(xù)表短語13.對……有害_______________14.在……頂部或頂端_______________15.食物鏈______________16.參加____________17.關(guān)掉________18.pay

for________________19.take

action__________20.begin

with…____________21.save

electricity__________22.not…any

longer__________be

harmful

to…at

the

top

of…the

food

chaintake

part

inturn

off付費；付出代價采取行動以……開始節(jié)約用電不再……續(xù)表重點句型23.但事實上，

每年大約七千萬條鯊魚被抓來用作商業(yè)交易。But

_______,

around

70

million

sharks

____________________

in

this

industry

every

year.24.有些種類的鯊魚數(shù)量在過去的二三十年里，

下降了百分之九十以上。_______________

some

kinds

of

sharks

___________

by

over

90

percent

in

the

last

20

to

30

years.in

factare

caught

and

tradedThe

numbers

ofhave

fallen續(xù)表重點句型25.到目前為止，

沒有科學(xué)研究表明魚翅對健康有益，

那么為什么要吃它們呢？_______，no

scientific

studies

have

shown

that

shark

fins

__________________，so

why

eat

them?26.我們應(yīng)該幫助拯救鯊魚。We

should

__________

the

sharks.27.我們不能再等下去了，該采取行動了。We

can't

afford

to

wait

any

longer

_____________.So

farare

good

for

healthhelp

saveto

take

action續(xù)表Many

people

have

heard

of

shark

fin

soup.

This

dish

is

especially

.in

southern

China.

Do

you

realize

that

you

are

killing

a

whole

shark

.time

you

enjoy

a

bowl

of

shark

fin

soup?

When

閱讀課本P99－3a的文章，請從方框內(nèi)選擇適當(dāng)?shù)脑~并用其正確的形式填空，使文章完整連貫。注意每空一詞，每詞僅用一次，有兩詞為多余項。12difference

atsale

and

even

public

famous

danger

they

fall

but

eachpeople

catch

sharks,

they

cut

off

.

fins

and

throw

the

sharks

back

into

the

ocean.

This

is

not

only

cruel,

.

also

harmful

to

the

environment.

Sharks

are

.

the

top

of

the

food

chain

in

the

ocean's

ecosystem.

If

their

numbers

drop

too

low,

it

will

bring

to

allocean

life.

The

numbers

of

some

kinds

of

sharks

have

.

by

over

90

percent

in

the

last

20

to

30

years.

Environmental

protection

34567groups

are

teaching

the

.

about“finning”.They

have

asked

governments

to

develop

laws

to

stop

the

of

shark

fins.

Help

save

the

sharks!publicevensale

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

famouseachtheirbutatdangerfallen89101.This

is

not

only

cruel,

but

also

harmful

to

the

environment.（P99，3a）這種方法不但殘忍，而且對環(huán)境有害。知識探究

harmful是______詞，

意思為“________”。常構(gòu)成短語_____________

“對……有害的”。

harm是____詞，

意思為“______”。常用短語___________“對……有害”，

相當(dāng)于_____________。形容有害的be

harmful

to名害處do

harm

tobe

harmful

to即學(xué)即練

經(jīng)常熬夜對你的健康有害。Staying

up

often

_____

______

___

your

health.=Staying

up

often

___

________

___

your

health.doesharmtoisharmfulto拓展提升

not

only…but（also）…不僅……而且……，also可以省略。連接一個句子時，若連接兩個成分作主語，

其謂語通常與靠近的主語保持一致（就近原則）。not

only位于句首時，

其后的主謂要部分倒裝，

即根據(jù)主語的人稱和數(shù)以及時態(tài)的變化，

將不同的助動詞提到主語前，

需要注意的是but（also）

后面的主謂不用倒裝?；顚W(xué)活用（1）

她在課堂上和家里都說英語。She

speaks

English

_________

in

class

________

at

home.not

onlybut

also（2）

不僅她的父母，

而且她都喜歡看足球比賽。Not

only

her

parents

but

also

she

___

fond

of

watching

football

matches.is（3）

我阿姨不僅在學(xué)校教書，而且還為報紙寫文章。Not

only

_____

my

aunt

teach

at

school,

but（also）

she

_______

articles

for

newspapers.doeswrites（4）

—________

Nick

________

Lisa

is

coming

to

your

birthday

party.—Yeah,

I'm

happy

that

they

are

both

free

tomorrow.(

)BA.

Both；and

B.

Not

only；but

alsoC.

Neither；nor

D.

Either；or2.Have

you

ever

taken

part

in

an

environmental

project?（P100，4a）你曾經(jīng)參加過環(huán)境保護活動嗎？知識探究

take

part

in意思為“______”，與短語_______意思相近。

如：You

don't

need

too

much

strength

to

take

part

in

this

sport.參加這項運動不需要太多的體力。參加join

in3.We

can't

afford

to

wait

any

longer

to

take

action?。≒100，4a）我們不能再等待，該采取行動了。知識探究

afford

意思為“__________________”常與情態(tài)動詞_________連用，afford后可接____詞或動詞________作賓語。買得起；承擔(dān)得起can/can't名不定式即學(xué)即練（1）

我們付不起這個價錢。We

______________

pay

such

a

price.can't

afford

to（2）

I

can't

afford

________

him

an

expensive

birthday

present.(

)AA.

to

buy

B.

buying

C.

for

buying

D.

buy4.…save

electricity

by

turning

off

the

lights

when

you

leave

a

room.（P100，4b）……當(dāng)你離開房間時，你可以通過關(guān)燈節(jié)約用電。知識探究

turn

off

意思為“______”（煤氣、水；電燈；電腦等），反義詞是________。關(guān)閉turn

on即學(xué)即練

Would

you

please

________

the

light?

I

can't

sleep

well

with

it

on.(

)BA.

turn

on

B.

turn

off

C.

turn

down

D.

turn

up一、根據(jù)所給中文或英文提示填寫適當(dāng)形式的單詞，使句子完整。1.

The

government

should

develop

_____

（法律）

to

protect

the

environment.laws2.

I

can't

_______

（買得起）

this

big

house.

It's

too

expensive.afford3.

Developed

countries

have

different

kinds

of

_________

（工業(yè)）.industries4.

According

to

_________

（science）

studies,doing

sports

can

make

people

happy.scientific5.

Polluted

air

is

________

（harm）

to

our

health.harmful二、根據(jù)所給的中文完成以下句子。1.

我們必須采取行動來阻止他們。We

must

___________

to

stop

them.take

action2.

獵殺太多的狼對食物鏈有害。Killing

too

many

wolves

_____________

the

food

chain.is

harmful

to3.

我們班大部分學(xué)生都參加過科學(xué)小組。Most

of

the

students

in

our

class

_____

already

_____________

the

scientific

group.havetaken

part

in4.

在小山的山頂有棵大樹。There

is

a

big

tree

_____________

the

hill.at

the

top

of5.

他對別人做了錯事，

將來他會為此付出代價的。He

did

something

wrong

to

others,

and

he

will

________

it

in

the

future.pay

for三、課時短語運用。（請用方框中短語的恰當(dāng)形式完成以下五個句子，其中兩個短語多余）hear

of

each

time

cut

off

not

only…but

also…

be

har