2022年八年級(jí)英語下冊Unit7What'sthehighestmountainintheworldSectionA(1a-2d)課件新版人教新目標(biāo)版

Unit7

What’sthehighestmountainintheworld?SectionA(1a-2d)任務(wù)一:根據(jù)Model,描述以下三大景觀Qomolangma;

8,848.86

meters

highModel:Qomolangmais8,848.86metershigh.Itisthehighestmountainintheworld.the

Nile;

6,

671

kilometers

long1.The

Nile

is

6,671

kilometers

long.It

is

the

longest

river

in

the

world.

the

Caspian

Sea;

1,

025

meters

deep2.The

Caspian

Sea

is

1,025

meters

deep.It’s

the

deepest

lake

of

all

the

salt

lakes.

the

Sahara;

about

9,

600,

000

square

kilometers

in

size3.The

Sahara

is

about

9,600,000

square

kilometers

in

size.It’s

the

biggest

desert

in

the

world.

任務(wù)二:

詞組連線

1.1,

025

meters

deep

1

025米深6,

671

kilometers

long

6

671千米長8,848.86

meters

high

8,848.86米高剖析

(1)此處為“基數(shù)詞+meters/kilometers+deep/long/wide/high”結(jié)構(gòu),表示某物有多深、多長、多寬、多高等。TheYellowRiveris5,464kilometerslong.黃河有5464千米長。Thestreetis10meterswide.這條街有10米寬。(2)數(shù)字的讀法百位以上數(shù)字的表達(dá)方式1,000讀作:a/onethousand10,000讀作:tenthousand100,000讀作:a/onehundredthousand1,000,000讀作:a/onemillion1,000,000,000讀作:a/onebillion比如:1,234讀作:onethousand,twohundredandthirty-four4,567,809讀作:fourmillion,fivehundredandsixty-seventhousand,eighthundredandnine5,678,720,000讀作:fivebillion,sixhundredandseventy-eightmillion,sevenhundredandtwentythousand2.China

has

the

biggest

population

in

the

world.中國擁有世界上最多的人口。剖析

population作名詞,意為“人口,人口數(shù)量”。population單獨(dú)作主語時(shí),謂語動(dòng)詞用第三人稱單數(shù)形式。Thepopulationofthecityis300,000.這個(gè)城市的人口是30萬。拓展

①分?jǐn)?shù)或百分?jǐn)?shù)修飾population作主語時(shí),

謂語動(dòng)詞常用復(fù)數(shù)形式。Thirty

percent

of

the

population

live

in

the

city.30%的人口住在城市。②對人口的數(shù)量提問用what。What’s

the

population

of

Beijing?北京的人口是多少?③表示某地有多少人口時(shí)用“have

a

pop