Unit 8 preparing for the topic 课件 2024-2025学年仁爱科普版（2024）七年级英语下册

Unit8OurBluePlanet第一课时PreparingfortheTopicplanet

/'plænɪt/n.行星

ocean

/'əuʃn/n.大海，海洋(the

ocean)metre

/'mitə(r)/(meter

AmE)n.(20)

kilometre

/kɪˈlɒmɪtə(r)/;/kɪˈlɑːmɪtər/(kilometer

AmE)n.千米；公里

(20)

through/θru:/prep.穿过；贯穿

(20)

eastern

/'i:stən/;/'i:stərn/adj.东方的；东部的7.freshwater/ˈfreʃwɔːtə(r)/adj.淡

水的(

2

0

)*million

/'ˈmɪljən/num一

百万

inland

/ˈɪnlənd/adj.(在)内陆的/ˈɪnlənd/adv.向(或在)内陆

north-east/ˌnɔːθˈiːst/n.东北；东北方；东北地区

large/la:dʒ/;/la:rdʒ/adj.大的，大量的；大号的；广泛的，众多

deep

/di:p/adj.深的，厚的；纵深的，宽的adv.深深地；至深处

wide

/waid/adj.宽的；宽阔的

amillion+名词复数millonsof+名词复数Listening&Speaking

Famous

waterscapeActivity

1A.Match

the

places(a-e)with

the

pictures

at

the

top

of

the

next

page.a.ThePacificOceanc.The

Nile

Riverd.LakeBaikalb.Niagara

Fallse.The

Bohai

SeaB.Readthedescriptionsandchoosethecorrectplaces

above.

1.It

is

a

99-meter-high

waterfall

in

North

America.

2.It

is

6,671

kilometers

long.It

runs

through

eastern

Africa.

3.It'sanoldfreshwaterlakeontheearth.Itis

over

25million

years

old.

4.Itisaninland

sea

in

the

north-east

of

China._

5.It

is

very

large

and

deep.It

is

one

ofthe

four

oceans

on

the

earth.穿过；通过c

.Pair

work.Listen

and

repeat,and

then

replace

the

partsin

boldIt's

6,671kilometers

longKangkang,whatdo

youknow

about

theNile

River?How

long

is

it?It

runsthrough

eastern

Africa.1)how

long意为“多长”,用来对物体的长度提问，

也可以对时间的长短提问。例如：

—How

long

is

the

Yellow

River?黄河有多长?—It's5,464kilometers

long.它有5464千米长。—Howlongdoesittakeyoutoget

to

school

from

your

home?

你从家到学校需要多长时间?

—It

takes

me

about

20

minutes.大约需要20分钟。2)在英语中，表达物体的长、宽、高等概念时，可用“数字+单位+long/wide/high

(tall)

等形容词”来表示。例如：LiMingisabout1.8metestall.李明身高一米八左右。Ourclassroomis7meterswideand9meterslong.

我

们

的

教

室

宽7米

、

长9米Activity

2

Listentotheconversationandcomplete

the

table.The

River※

kilometerslong※A

riverofChina※About

kilometerswideatsomeplacesLi

Xiang:Lingling,look

at

the

map.What

is

this

river

called?Lingling:Oh,wecall

it

the

Yellow

River.Li

Xiang:Can

you

tell

me

more

about

it?

Lingling:It's

5,464

kilometers

long.Li

Xiang:Over

five

thousand

kilometers?It's

really

a

long

river.

Lingling:Yes.It

is

a

mother

river

of

China.Li

Xiang:Yes.We

all

know

the

Yellow

River

is

one

of

our

mother

rivers.Lingling:Doyouknowhowwideitis?At

some

places,it

is

as

wide

as

about

20

kilometers.

Li

Xiang:Wow!That's

amazing!call

v.给…命名；称呼；把…叫做callsb./sth.+名字TheydecidedtocallthebabyMark.Wecalleachotherbyourfirstnameshere.2.给打电话MybrothercalledmefromSpainlastnight.3.打电话叫...I'llcallataxiforyou.我来打电话给你叫辆出租车。I'llcallyouataxi.我来打电话给你叫辆出租车n.打电话；电话

givesb/makeacall给某人打电话Activity

3

Pairwork.Lookatthepictureandtalkabout

HuangguoshuWaterfall.Theexpressions

intheboxmay

helpyou.UsefulExpressions

inGuizhou,Chinaabout

100meterswide

about80meters

highUnit8OurBluePlanet第2课时Function&Pronunciationeverywhere

/ˈevriweə(r)/;/ˈevriwer/adp.到处ground

/graund/n.地，地面into

/ˈɪntə;'intu:/prep.到……里面，进入(22)form

/fɔːm/;/fɔːrm/v.(使)形成；产生；建

立cloud

/klaud/n.云；云彩

*ice

/ais/n.冰

drop/drɒp/;/dra:p/n.滴，水珠v.(使)掉落

;full/ful/adj.(有)大量的，丰富的；充满的；

完全的

使变弱，降低，减少Atlastthewinddropped.风势终于减弱了。

droppingdropsdroppedFunctionLet'ssavewaterActivity

1

Pair

work.Lookat

the

pictures

and

talk

about

where

water

comes

from.

the

ocean

/river/rain/ice/lake

Activity2

Listen

to

the

conversation

and

answer

the

question.What

areXiaoYa

andhermom

talking

about?

Activity

3Listen

and

read,and

then

complete

the

summary.XiaoYa:

Mom,where

doeswater

come

from?Mom:Thereiswatereverywhere.It'sundertheground,in

the

ocean

and

in

the

sky.

XiaoYa:ButIcan't

see

anywater

in

the

sky.Mom:

It'sintheair.Onsunnydays,watergoesup

intothe

sky

and

forms

clouds.XiaoYa:

I

see.Aswe

allknow,water

isvery

important

to

us.

Mom:Yes.Weneedtodrinkwaterevery

day.XiaoYa:We

also

needto

usea

lot

ofwaterin

our

life.1)beimportant

tosb.意为“(某事物)对某人来说很重要”。例如：

This

family

photo

is

important

to

me.

这张全家福对我来说很重要。2)“Itisimportantforsb.(todosth.)”意

为(

做

某

事

)

对

某

人

来

说

是

重

要

的

"

。

例

如

：

Itis

important

for

us

to

exercise

every

day.

每天锻炼对我们来说是重要的。Mom:

That'sright.It'sluckythatwehave

a

lot

of

water

on

the

earth.XiaoYa:Yes.Justbecause

of

this,we

callthe

earth

ablueplanet.Mom:

But

we

can

only

use

about1%ofthe

water

on

the

earth.The

rest

is

all

sea

water

or

ice.XiaoYa:That

is

very

little

water.Let's

save

everydrop

ofwater.luckn.luckilyadv.Water

is

.It

is

under

the

ground,in

the

and

in

the

sky.On

sunny

days,water

goesup

intothe

sky

and

forms

.Weneedtodrinkwater

every

day

and

we

also

use

a

lot

ofwater

in

our

life.The

earth

is

a

blue

planet.It

is

full

ofwater.But

we

can

only

use

about

ofthe

water

on

it.We

need

to

saveevery

of

water.Activity

4

Pair

work.Talk

about

the

questions

and

make

up

a

new

conversation

about

water.1.Where

is

water

from?

2.How

important

is

waterto

us?3.Whydowe

need

to

save

water?PronunciationPhometicsymbols(/ɔ://ɔ:l//a://wo//tʃ//d3//g//f//t/)

&IntonationActivity

1

Listentothechant.Payattention

to

the

pronunciation

of

thecolored

lettersSomechildrenwalkdownfromthe

bridge.

Attherivertheystarttowatch.Theyalwayswant

tocatcha

fish.Sotheysitdown

andmake

a

wish.Rightthen,theyseeonelarge

enough.

Guess

what!Theycatchitand

laugh!Activity

2

Listenandreadthesoundsandwordsaloud.Letter(s)alarwach/tchdge/ggughtSound/ɔ://ɔ:l//a://wD//tʃ//dz/g//f//t/Wordwalktalkalsoalwaysstartdarkwant