中考英語二輪語法突破復習課件：專題六+數(shù)+詞

專題六數(shù)

詞01思維導圖串考點02核心考點精講練命題點1

基數(shù)詞和序數(shù)詞［選詞填空：2024.86］基數(shù)詞變序數(shù)詞的變化規(guī)則數(shù)字序數(shù)詞變化規(guī)則示例1，2，3不規(guī)則變化first，

second，

third4~19基數(shù)詞尾加-th特殊：fifth，

eighth，

ninth,

twelfth一般：fourth，

nineteenth20~90整十位數(shù)y變?yōu)閕e再加-thtwenty→twentiethninety→ninetieth數(shù)字序數(shù)詞變化規(guī)則示例兩位數(shù)或多位數(shù)（整數(shù)除外）只變個位數(shù)twenty-third，

one

hundred

and

fifty-ninth100基數(shù)詞尾加-thhundredth

基變序，有規(guī)律，末尾加上-th；

一二三，特殊記，八加h，九去e，

ve要用f替；

以y結尾變ie，后跟-th莫忘記；

若想表示幾十幾，只變個位就可以。1.基數(shù)詞的用法（1）表示數(shù)量：表示事物或人物的確切數(shù)量，用基數(shù)詞+可數(shù)名詞單數(shù)/復數(shù)。如：one

apple；

two

pears（2）表示時間：①表示“……點整”用“基數(shù)詞+o'clock”。如：nine

o'clock②表示“……點過……分”時，若分鐘數(shù)小于或等于30分鐘，用“基數(shù)詞+past+基數(shù)詞”。如：twenty

past

three

三點二十分③表示“差……分到……點”時，若分鐘數(shù)大于30分鐘，

用“基數(shù)詞+to+基數(shù)詞”。

如：twenty

to

three兩點四十分（差二十分鐘三點）（3）表示日期：①年用基數(shù)詞。如：

in

2024②日用序數(shù)詞。如：

on

Sept.

12th（4）表示年代：in

the+整十年份的復數(shù)形式，表示“在幾世紀幾十年代”。如：in

the

1980s（5）表示年齡：①基數(shù)詞+year（s）

old，表示“……歲”。如：fifteen

years

old②at

the

age

of+基數(shù)詞，表示“在……歲時”。如：at

the

age

of

fifteen③in

one's+整十基數(shù)詞的復數(shù)形式，表示“在某人幾十多歲時”。如：in

his

thirties（6）表示度量衡:“基數(shù)詞+單位名詞+形容詞（long，

wide，

high等）”，或“基數(shù)詞+單位名詞+in+名詞（length，

width，

height，

weight等）”。如：

ten

meters

high=ten

meters

in

height（7）表示倍數(shù)：一倍/次用once,兩倍/次用twice,兩倍/次以上用“基數(shù)詞+times”。如:three

times（8）“基數(shù)詞+單數(shù)名詞”相當于復合形容詞，作定語，用于表示時間、距離等。如：a

ten-minute

walk=a

ten

minutes'

walk，

a

seven-day

holiday=a

seven

days'

holiday（9）基數(shù)詞的讀法：分類讀法規(guī)則示例三位數(shù)百and+十個154讀作：one

hundred

and

fifty-four分類讀法規(guī)則示例三位數(shù)及以上從右往左數(shù)，每三位數(shù)加一個“，”：第一個“，”前為thousand（千）；第二個“，”前為million（百萬）；第三個“，”前為billion（十億）_________________________________________________________60,262,170讀作:

sixty

million,

two

hundred

and

sixty-two

thousand,

one

hundred

and

seventy

2.序數(shù)詞的用法（1）表示順序：其前必須加定冠詞the，其后接名詞單數(shù)。如：Father's

Day

is

on

the

third

Sunday

of

June

and

it's

popular

in

the

USA.（2）序數(shù)詞前若有形容詞性物主代詞、名詞所有格等限定詞則不加定冠詞the。如：It

is

my

third

time

to

visit

Beijing.（3）序數(shù)詞前面也可以加不定冠詞a或an，表示“又一，再一”，內(nèi)含順序性。如：We've

tried

it

three

times.

Must

we

try

it

a

fourth

time？（4）編號的表達：名詞+基數(shù)詞=the+序數(shù)詞+名詞。如：Lesson

One=the

first

lesson；

Page

Two=the

second

page（5）表示第幾次做某事：It/This

is

the

first/second/…

time

that

sb.

have/has

done

sth.。如：This

is

the

first

time

that

I've

been

to

London.（6）序數(shù)詞還可作副詞修飾謂語動詞，此時省略定冠詞，表示名次。如：Who

came

first

in

the

race？命題點2

概數(shù)詞1.表示確切的數(shù)字（具體數(shù)字+概數(shù)詞+可數(shù)名詞復數(shù)）：hundred，

thousand,

million,

billion等詞與具體的數(shù)字one,

two…

或several，

some,

many等連用時，要用單數(shù)形式。如：five

hundred

people,

two

thousand

books,

many

million

trees2.表示不確切的數(shù)字（概數(shù)詞加-s+of+可數(shù)名詞復數(shù)）:與of連用時，要用復數(shù)形式,但前面不能再加具體數(shù)字。如：thousands

of

factories針對練習用括號中所給詞的正確形式填空1.（2024黑龍江牡丹江改編）There

are

twenty-four

solar

terms（節(jié)氣）

in

a

year.

Lichun

is

the

_____（one）

one.2.（2024四川遂寧）Tomorrow

is

Linda's

______（nine）

birthday.

Let's

buy

some

gifts

for

her.3.（2024甘肅臨夏）Tony

doesn't

like

sports

and

he

does

exercise

only

______（one）

a

week.4.（2024黑龍江）Three

________（four）

of

the

students

in

our

class

like

playing

basketball.firstninthoncefourths5.（2024四川雅安）Paul

was

reading

a

book

on

the

______（three）

floor

of

the

city

library

when

I

called

him.6.（2024四川達州改編）_________（million）

of

foreign

tourists

visit

China

every

year.7.There

are

seven

days

in

a

week

and

Monday

is

the

________（two）

day

of

the

week.8.Mr.

Smith

lives

on

the

_______（eight）

floor.

To

keep

healthy,

he

walks

upstairs

every

day.9.Tomorrow

is

my

sister's

_____（five）

birthday.

After

that,

she

will

be

five

years

old.thirdMillionssecondeighthfifth10.Suzhou

is

a

city

with

many

places

of

interest

and

__________（thousand）

of

tourists

come

here

every

year.11.Marx

found

it

necessary

to

learn

Russian

when

he

was

already

in

his

_______（fifty）.12.Three

_________（hundred）

volunteers

from