高中英語Unit4naturaldisastersSectionAListeningandSpeakingppt課件新人教版

UNIT

4NATURAL

DISASTERS1An

earthquake

is

a

terrible

experience!However,there

is

noadvancewarning

nor

is

there

a

particular

time

of

year,like

monsoons(季風(fēng)),when

an

earthquake

always

occurs①.Unlike

a

tornado

orhurricane,there

areno

known

methods②

of

predicting③

an

earthquake.2Though

it

is

estimated④

that

about500,000earthquakes

occur

eachyear,only

100

of

them

cause

damage!However,an

earthquake

could

occur

any

time

of

the

day

or

night

so

it

pays

to

be

prepared

if

you

are

unfortunately

caught

in

the

middle

of

one.

If

you

are

indoors,stay

indoors

unless

you

are

in

the

ground

floorwhere

you

can

easily

run

outside.The

best

thing

to

do

if

you

areindoorsis

hideunderastrongpiece

of

furniture⑤

likea

bed

ordesk.Do

not

try

to

head

for

the

stairway

if

you

are

living

in

an

upperstorey,as

the

stairways

may

collapse⑥.3Though

it

is

estimated④

that

about500,000earthquakes

occur

eachyear,only

100

of

them

cause

damage!However,an

earthquake

could

occur

any

time

of

the

day

or

night

so

it

pays

to

be

prepared

if

you

are

unfortunately

caught

in

the

middle

of

one.

If

you

are

indoors,stay

indoors

unless

you

are

in

the

ground

floorwhere

you

can

easily

run

outside.The

best

thing

to

do

if

you

areindoorsis

hideunderastrongpiece

of

furniture⑤

likea

bed

ordesk.Do

not

try

to

head

for

the

stairway

if

you

are

living

in

an

upperstorey,as

the

stairways

may

collapse⑥.4詞海拾貝①occur

vi.發(fā)生②method

n.

方法③predict

vt.預(yù)測④estimate

vt.估計⑤furniture

n.家具⑥collapse

vi.倒塌⑦emergency

n.緊急情況5典句欣賞However,an

earthquake

could

occur

any

time

of

the

day

or

night

soit

pays

to

be

prepared

if

you

are

unfortunately

caught

in

the

middle

ofone.譯文:然而,地震可能在一天的任何時候發(fā)生,因此,如果你不幸遇到地震,那么做好準(zhǔn)備是值得的。分析:本句總體上是一個由并列連詞so連接的并列復(fù)合句。anearthquake

could

occur...是第一個分句,it

pays

to

beprepared...是第二個分句。在第二個分句中有一個if引導(dǎo)的條件狀語從句。6理解誘思What

does

the

passage

mainly

deal

with?What

will

one

do

if

he

is

in

the

first

floor

of

the

building?答案:1.What

to

do

during

an

earthquake.2.Better

runoutside.7Section

A8Listening

and

SpeakingⅠⅡⅢⅠ.知識體系圖解9ⅠⅡⅢdisasterslidetsunamifloodrescuedamagesurvivedestroyevacuateshelter10ⅠⅡⅢ超過;多于逃脫日日夜夜至少損害建議做某事給……提供建立;搭起11ⅠⅡⅢ12A.a

mass

of

rock

and

earth

moving

suddenly

andB.a

long

period

when

there

is

little

or

no

rainC.someone

who

continues

to

live

after

anaccidentD.a

place

to

live,considered

as

one

of

the

basic

needsⅡ.釋義匹配

1.droughtquickly

down2.survivor3.evacuate4.landslideoflife5.sheltersafe

place答案:1.B

2.CE.to

send

people

away

from

a

dangerous

place

to

a3.E

4.A

5.DⅠⅡⅢⅢ.聽說導(dǎo)學(xué)聽教材P48的News

report

1,

答第1小題。1.How

many

people

were

killed

in

the

Ecuador

earthquake?A.230.

B.1,500.

C.1,730.答案:A聽教材P48的News

report

2,

答第2小題。What

is

the

government

helping

the

people

in

Hunan

and

Jiangxi

todo?Rebuild

their

homes.Get

away

from

theflood.Leave

the

dangerousbuildings.答案:B13ⅠⅡⅢ聽教材P48的News

report

3,答第3小題。3.What

happened

in

southern

Memphis,theUSA?B.A

landslide. C.A

tornado.A.An

earthquake.答案:C14聽教材P48的News

report

4,

答第4小題。4.What

was

the

result

of

the

disaster

inSeoul?A

library

and

a

supermarket

were

damaged.Many

buildings

weredestroyed.One

persondied.答案:A重點詞匯重點句式隨堂練習(xí)1.damage

vt.損害;破壞

n.損害;損失【課文原句】The

7.8-magnitude

earthquakedamaged

manybuildings,and

early

reports

said

that

about

230

people

were

killed

andmore

than

1,500

wereinjured.這場7.8級的地震破壞了許多建筑,

期報道稱大約230人死亡,1500多人受傷?！驹~匯精講】句中的damage意為“損壞”,是及物動詞。Their

houses

weredamaged

by

the

fire.他們的房子在大火中受損。If

we

have

advance

warning,we’ll

be

able

to

reduce

the

damage.如果我們預(yù)先得到警告的話我們就可以減少損害。There

is

no

denying

that

our

earth

is

suffering

severe

damage.不可否認(rèn),我們的地球正遭受著嚴(yán)重的破壞。15重點詞匯重點句式隨堂練習(xí)【詞匯拓展】16重點詞匯重點句式隨堂練習(xí)17重點詞匯重點句式隨堂練習(xí)182.survivor

n.幸存者;生還者【課文原句】Volunteers

and

rescue

workers

are

helping

thesurvivors.志愿者和救援人員在幫助幸存者?！驹~匯精講】句中的survivor意為“幸存者”,是可數(shù)名詞。Officials

said

there

were

no

survivors

of

the

plane

crash.官方說這次飛機失事無一人生還。He

was

the

only

survivor

of

theaccident.他是這次事故的唯一幸存者。重點詞匯重點句式隨堂練習(xí)【詞匯拓展】19重點詞匯重點句式隨堂練習(xí)20After

we

had

survived

the

earthquake,we

were

confident

thateverything

else

would

be

all

right.我們在那次地震中幸存下來后,相信其他一切都會好起來的。It

is

hard

to

imagine

how

he

survived

thatwinter.很難想象他是如何熬過那個冬天的。

How

did

the

man

survive

on

such

little

food?靠這么少的食物那個人是怎么活下來的?重點詞匯重點句式隨堂練習(xí)21重點詞匯重點句式隨堂練習(xí)223.flood

n.洪水;大量【課文原句】More

news

about

the

floods

in

central

China.更多關(guān)于中國中部地區(qū)洪水的消息?！驹~匯精講】句中的flood意為“洪水”,若指“一次洪水”是可數(shù)名詞,表示泛指意義的“洪水”是不可數(shù)名詞。After

the

heavy

rain

there

was

a

big

flood

and

water

came

into

ourhouse.那場大雨后鬧了大洪水,我們的家都被淹了。Tornadoes,earthquakes,and

floods

are

natural

disasters.龍卷風(fēng)、地震和洪水都是自然災(zāi)害。重點詞匯重點句式隨堂練習(xí)【詞匯拓展】flood

vi.淹沒;大量涌入vt.使灌滿水;淹沒There

are

now

fears

that

the

river

could

flood.他們現(xiàn)在害怕河水會泛濫。Our

washing

machine

broke

down

yesterday

and

flooded

thekitchen.昨天洗衣機壞了,把廚房給淹了。23重點詞匯重點句式隨堂練習(xí)24重點詞匯重點句式隨堂練習(xí)25重點詞匯重點句式隨堂練習(xí)264.affect

vt.影響;(疾病)侵襲;深深打動【課文原句】82

killed,500,000

affected

82人喪生,50萬人受到影響【詞匯精講】句中的affect意為“影響”,是及物動詞。It

was

just

her

childhood

experiences

that

affected

her

character

andlater

life.正是她童年的經(jīng)歷深深地影響了她的性格和后來的生活。重點詞匯重點句式隨堂練習(xí)【詞匯拓展】The

places

where

we

live

can

affect

our

thoughts

and

behaviour.我們住的地方可以影響我們的思想和行為。Deeply

affected

by

the

film,the

audience

couldn’t

hold

back

tears.深受電影影響,觀眾淚流滿面。A

lack

of

exercise

leaves

your

body

weak

and

easily

affected

bydisease.缺乏鍛煉會讓你的身體非常虛弱并且很容易被疾病侵襲。27重點詞匯重點句式隨堂練習(xí)28重點詞匯重點句式隨堂練習(xí)29Rescue

workers

and

soldiers

are

working

day

and

night

tomake

sure

that

people

are

safe.救援人員和戰(zhàn)士日日夜夜努力工作確保人們的安全?！揪涫狡饰觥勘揪淇傮w上是一個復(fù)合句。Rescue

workers

andsoldiers是句子的主語,are

working

day

and

night是謂語和狀語,tomake

sure...是動詞不定式短語做目的狀語,在狀語中有一個that引導(dǎo)的賓語從句。重點詞匯重點句式隨堂練習(xí)【句式拓展】(1)不定式和不定式短語做目的狀語,主要用來修飾動詞,表示某一動作或狀態(tài)的目的。為了使目的意義更加清楚或表示強調(diào)意義時,還可以在前面加in

orderto或so

as

to。My

brother

went

to

the

shop

to

buy

some

fruit.我哥哥到商店去買些水果。I’ve

written

it

downin

order

not

to

forget.我記了下來,以免忘了。He

shouted

and

wavedso

as

to

be

noticed.他大聲呼喊,揮手以便被注意到。(2)當(dāng)不定式或不定式短語有自己的執(zhí)行者時,要用不定式的復(fù)合結(jié)構(gòu)“for

sbto

do

sth”。He

opened

the

door

for

the

children

to

come

in.他打開門讓孩子們進來。30重點詞匯重點句式隨堂練習(xí)31重點詞匯重點句式隨堂練習(xí)32重點詞匯重點句式隨堂練習(xí)33Ⅰ.單詞拼寫Millions

of

people

are

suffering

from

starvation

as

a

result

of

d

and

poorharvests.答案:droughtIt

is

said

that

the

San

Francisco

earthquake