中考英語專題復習 數(shù)詞課件

專題五數(shù)詞

數(shù)詞分為基數(shù)詞和序數(shù)詞，可作句子的主語、賓語、表語和定語。1.

基數(shù)詞(1)構成基數(shù)詞構成1～12one、two、three、four、five、six、seven、eight、nine、ten、

eleven、twelve13～19表示“十幾”都以后綴teen結尾基數(shù)詞構成20～90表示“幾十”的整數(shù)均以后綴ty結尾21～99十位數(shù)和個位數(shù)之間須用連字符“-”連接101～999百位數(shù)和十位數(shù)之間用and連接例如：265→two

hundred

and

sixty-five基數(shù)詞構成1

000以

上的數(shù)先從右往左數(shù)，每三位數(shù)加一個逗號“，”。第一個逗號讀

作thousand，第二個逗號讀作million，第三個逗號讀作billion例如：17，123→seventeen

thousand

one

hundred

and

twenty-

three(2)基本用法【拓展】基數(shù)詞的其他用法①基數(shù)詞與名詞、形容詞可組成復合形容詞，用作定語，其結構是“數(shù)

詞-單數(shù)名詞”或“數(shù)詞-單數(shù)名詞-形容詞”，如an

eight-year-old

boy。②基數(shù)詞與hundred、thousand、million、billion連用時，這些詞要用單數(shù)

形式；若這些詞和of搭配構成短語，表示不確定的數(shù)目，則要用復數(shù)形

式，如five

hundred、hundreds

of。③“數(shù)詞＋more＋名詞”或“another＋數(shù)詞＋名詞”表示“再；

又……”，如two

more

boys＝another

two

boys。2.

序數(shù)詞(1)構成序數(shù)詞構成1～3first、second、third4～19一般在基數(shù)詞詞尾加th構成。特殊：fifth、eighth、

ninth、twelfth20～90整十先將基數(shù)詞詞尾y變成ie，再加th，如

twenty→twentieth序數(shù)詞構成兩位數(shù)或多位數(shù)

(整數(shù)除外)其他位數(shù)不變，僅將個位數(shù)變成序數(shù)詞，如twenty

one→twenty

first【記憶口訣】基變序，有規(guī)律，一二三特殊記，結尾字母t、d、d；其余詞尾加th，其

中例外用心記；八去t，九去e，ve要用f替(eighth、ninth、fifth、twelfth)；若以y來結尾，就用ie把y去(twentieth)！不論幾百幾十幾，個位變化

就可以。(2)用法①表示順序，其前通常加the。如果序數(shù)詞前有形容詞性物主代詞、名詞

所有格、指示代詞等限定詞，則不加the。The

dining

room

is

on

the

second

floor

with

a

view

of

the

tower.餐廳在二層，從那里可以看到這座塔。②序數(shù)詞與不定冠詞連用，表示數(shù)量上“又一，再一”。Try

it

a

second

time.再試一次。3.

分數(shù)、百分數(shù)的表達(1)分子用基數(shù)詞，分母用序數(shù)詞。分子大于1時，分母加s。(2)當分母是2時，也可以用half來表示，如：1/2

a

half；當分母是4時，也

可以用quarter來表示，如：3/4

three

quarters。(3)百分數(shù)可以用“基數(shù)詞＋percent”表示，常與of連用。percent無復數(shù)

形式。Genius

is

one

percent

of

inspiration

and

ninety-nine

percent

of

perspiration.天才是百分之一的靈感加百分之九十九的汗水?！咀⒁狻慨敺謹?shù)或百分數(shù)作主語時，謂語動詞的單復數(shù)要由分數(shù)或百分

數(shù)后面的名詞的數(shù)而定。

一、選擇填空(

C

)1.(2024莆田二檢)－Have

you

been

to

Harbin

Ice-Snow

World？

－Yes，

I

have

been

there

.

It

is

well

worth

visiting.A.twoB.secondC.twice(

B

)2.(2023南平二檢)Qian

Xuesen

returned

to

China

in

his

and

devoted

all

his

life

to

his

motherland.A.fortyB.fortiesC.fortiethCB(

B

)3.(2023寧德一檢)After

the

aircraft

carrier

(航空母艦)Liaoning

and

Shandong，

China

launched

its

one

on

June

17，

2024.A.secondB.thirdC.fourthB(

A

)4.(2023南平一檢)－Fifty

students

are

in

my

class，

but

you

only

offer

forty

music

books

to

us.

－Sorry，

of

them

couldn’t

get

the

books.

The

new

ones

will

arrive

next

Monday.A.one

fifthB.two

fifthsC.three

fifthsA(

B

)5.(2024泉州一檢)－Professor

Li，

I’m

afraid

we

can’t

finish

the

program

on

time.－OK.

I’ll

give

you

days.A.more

fiveB.another

fiveC.five

anotherB(

B

)6.(2023福州二檢)Although

Alex

had

already

failed

eight

times，

he

still

decided

to

have

a

try.A.nineB.ninthC.ninthsB二、短文填空(節(jié)選)1.(2024南平二檢)Women’s

Tangzhuang

has

styles：

traditional，

national

and

fashionable.Traditional

style

has

Chinese

designs

with

flowers.

National

style

uses

designs

that

are

like

poems

or

good

luck

signs.2.(2024福州二檢)The

world’s

oceans

cover

nearly

three

(four)

of

the

Earth’s

surface.

They

are

a

great

source

of

food

for

people

around

the

world.3.(2024莆田二檢)It

was

the

(two)

time

that

they

had

held

an

open

class

for

students

on

Earth.three/3fourthssecond【補充訓練】選擇填空(

B

)1.(2024福州臺江二模)Tom

became

a

soldier

in

.

He

was

in

at

that

time.A.1990s；

twentiesB.the

1990s；

his

twentiesC.the

1990s；

the

twentiesB(

B

)2.(2024三明大田二模)－Look！

It

is

.－Yes.

Let’s

have

lunch.A.five

to

twelveB.five

past

twelveC.twelve

past

fiveB(

C

)3.I

have

a

daughter.

She

is

a

middle

school

student.A.thirteen-years-oldB.three-years-oldC.twelve-year-old(

A

)4.

－There

are

so

many

people

on

the

playground

watching

the

flag

rise.－Two

them

are

from

the

villages

and

towns.A