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目錄課標(biāo)知識(shí)圖譜高頻考點(diǎn)精研專題六數(shù)詞考點(diǎn)1基數(shù)詞考點(diǎn)2序數(shù)詞考點(diǎn)3分?jǐn)?shù)、小數(shù)、百分?jǐn)?shù)和倍數(shù)的表達(dá)法A組考點(diǎn)突破B組語段提升課標(biāo)知識(shí)圖譜1
高頻考點(diǎn)精研2
基數(shù)詞一、基數(shù)詞的表示法1~1213~1920~90100~1,000,000,0001=one13=thirteen20=twenty100百a/one
hundred2=two14=fourteen30=thirty1,000千one
thousand3=three15=fifteen40=forty10,000萬ten
thousand4=four16=sixteen50=fifty100,000十萬one
hundred
thousand5=five17=seventeen60=sixty1,000,000百萬one
million1~1213~1920~90100~1,000,000,0006=six18=eighteen70=seventy10,000,000千萬ten
million7=seven19=nineteen80=eighty100,000,000億one
hundred
million8=eight-90=ninety1,000,000,000十億
one
billion(美)9=nine---10=ten---1~1213~1920~90100~1,000,000,00011=eleven---12=twelve---二、基數(shù)詞的表示法說明1.1~12的基數(shù)詞。one
1
two
2
three
3
four
4
five
5six
6
seven
7
eight
8
nine
9
ten
10eleven
11
twelve
122.
從13~19,其中多數(shù)是在基數(shù)詞后加-teen,但應(yīng)特別注意13,15和18的
拼法。thirteen
13
fourteen
14
fifteen
15sixteen
16
seventeen
17
eighteen
18nineteen
193.20~90各整十位數(shù)的基數(shù)詞由2~9加后綴-ty構(gòu)成。twenty
20
thirty
30
forty
40
fifty
50
sixty
60seventy
70
eighty
80
ninety
90提醒注意twenty,
thirty,
forty,
fifty,
eighty的拼寫變化。4.21~29的基數(shù)詞由十位數(shù)20加個(gè)位數(shù)1~9構(gòu)成,十位數(shù)和個(gè)位數(shù)之間要
加連字符號(hào)“-”。twenty-one
21
twenty-two
22twenty-three
23
twenty-four
24twenty-five
25
twenty-six
26twenty-seven
27
twenty-eight
28twenty-nine
295.101~999的基數(shù)詞的表達(dá)方式為:1~9之間任一基數(shù)詞+hundred+and
(+整十位數(shù)+連字符“-”)+個(gè)位數(shù)。three
hundred
and
fifty-six
356six
hundred
and
eight
6086.
同漢語一樣,英語“百”位數(shù)以上的單位是“千”,但“千”位數(shù)以上
的單位是“百萬”。英語中沒有“萬”這個(gè)詞,是用“十千”來表示,而
“十萬”在英語中用“百千”來表示。hundred百
thousand千
ten
thousand萬one/a
hundred
thousand十萬
million百萬one/a
billion(one/a
thousand
million)十億重難點(diǎn)hundred,
thousand,
million,
billion用法示例表示確切的數(shù)字:hundred,
thousand,million等詞與具體的數(shù)字
(如two,three,five等)連用時(shí),
不變復(fù)數(shù)five/several
thousand
years五/幾千年There
are
two
hundred
books
on
the
shelf.書架上有兩百本書。用法示例表示不確切的數(shù)字:hundred,
thousand,million等詞的復(fù)數(shù)形式與
of連用時(shí),前面不能再加數(shù)字(如
two,three,five等)hundreds(thousands,millions)of
dollars數(shù)百(數(shù)千,數(shù)百萬)美元millions
of數(shù)百萬thousands
of成千上萬hundreds
of
thousands
of幾十萬三、基數(shù)詞的用法1.
表示年份、年代①年份用基數(shù)詞表達(dá),年份前用介詞in。in
1999(in
nineteen
ninety-nine)在1999年
in
2001(in
two
thousand
and
one)在2001年②年代用“in+the+整十基數(shù)詞的復(fù)數(shù)”表示。在20世紀(jì)90年代in
the
1990s或1990’s(in
the
nineteen
nineties)I’m
18
years
old
when
I
start
to
live
on
my
own.我開始獨(dú)立生活時(shí)18歲。He
is
a
student,15,from
Taizhou.
他是一個(gè)學(xué)生,15歲,來自泰州。②at
the
age
of+基數(shù)詞/at
the
+基數(shù)詞/at
+基數(shù)詞。at
the
age
of
four在四歲的時(shí)候③“in
one’s+整十基數(shù)詞的復(fù)數(shù)”,表示“在某人幾十多歲的時(shí)候”。He
went
to
London
in
his
twenties.他在二十多歲時(shí)去了倫敦。2.
表示年齡①直接用數(shù)字或用“基數(shù)詞(+years
old)”,表示“……歲”。3.
表示順序和編號(hào)、電話號(hào)碼編號(hào)的事物要用基數(shù)詞表示順序,但是基數(shù)詞要后置,通常表達(dá)為“名詞
+基數(shù)詞”。Class
2,Grade
9九年級(jí)二班Page
32第三十二頁Room
105
105房間Bus
No.2
2路公共汽車Tel:8765469電話號(hào)碼:87654694.
表示時(shí)間①用“基數(shù)詞(+o’clock)”表示“幾點(diǎn)鐘”,前面用介詞at表示“在幾點(diǎn)
鐘”。We
get
up
at
six(at
six
o’clock).
我們6點(diǎn)起床。②用“基數(shù)詞+past+基數(shù)詞”表示“幾點(diǎn)過幾分”,但分鐘數(shù)須在半小時(shí)
以內(nèi)(包括半小時(shí)在內(nèi))。7:05
five
past
seven7:15
fifteen(a
quarter)past
seven7:30
half
past
seven③用“基數(shù)詞+to+基數(shù)詞”表示“幾點(diǎn)差幾分”,但分鐘數(shù)須在半小時(shí)以
上(不包括半小時(shí)在內(nèi))。7:57
three
to
eight11:46
fourteen
to
twelve2:40
twenty
to
three拓展
一刻鐘為15分鐘;一刻鐘a
quarter;三刻鐘three
quarters;9:15
a
quarter
past
nine
序數(shù)詞一、序數(shù)詞的表示法第1~第12第13~第19第20~第991stfirst13ththirteenth20thtwentieth2ndsecond14thfourteenth30ththirtieth3rdthird15thfifteenth40thfortieth4thfourth16thsixteenth50thfiftieth第1~第12第13~第19第20~第995thfifth17thseventeenth60thsixtieth6thsixth18theighteenth70thseventieth7thseventh19thnineteenth80theightieth8theighth--90thninetieth9thninth--21sttwenty-first第1~第12第13~第19第20~第9910thtenth--32ndthirty-second11theleventh--43rdforty-third12thtwelfth--54thfifty-fourth第100以上第101~第909100thhundredth101sthundred
and
first1000ththousandth202ndtwo
hundred
and
second1,000,000thmillionth909thnine
hundred
and
ninth二、序數(shù)詞表示法說明1.
第1至第19,除第1(first)、第2(second)、第3(third)、第五
(fifth)、第八(eighth)、第九(ninth)、第十二(twelfth)外,其余均
在基數(shù)詞的后面加-th構(gòu)成。2.
第20至第90是將基數(shù)詞詞尾y變成i,再加-eth構(gòu)成,-ieth讀/i?θ/。3.
hundred,thousand,million的序數(shù)詞均在其后加-th構(gòu)成,即
hundredth,thousandth,millionth。第21-twenty-first(21st)第99-ninety-ninth(99th)第101-h(huán)undred
and
first(101st)第274-two
hundred
and
seventy-fourth(274th)第1805-one
thousand
eight
hundred
and
fifth(1805th)4.
幾十幾及以上的序數(shù)詞,其中十位數(shù)或百位數(shù)、千位數(shù)等用基數(shù)詞,只
有個(gè)位數(shù)才用序數(shù)詞。三、序數(shù)詞的用法1.
表示順序①序數(shù)詞前通常加the,表示順序。This
is
the
second
time
it’s
happened.這已經(jīng)是第二次了。②序數(shù)詞前加a/an,表示“又一,再一”。Italy
scored
a
second
goal
just
after
half-time.下半場(chǎng)剛剛開始,意大利隊(duì)便
射入第二個(gè)球。2.
表示日期①“年、月、日”表達(dá)方式。On
17(th)May,2024=On
May
17(th),2024
2024年5月17日②“月、日”表達(dá)方式。May
4th(讀作May
the
fourth)=4th
May(讀作the
fourth
of
May)5月4日3.
表示世紀(jì)世紀(jì)可以用“the+序數(shù)詞+century”表示。in
the
sixth(6th)century在6世紀(jì)in
the
eighteenth(18th)century在18世紀(jì)4.
表示編號(hào)“the+序數(shù)詞+名詞”表示編號(hào)。the
fifth
page第五頁the
second
lesson第二課拓展
①序數(shù)詞前有形容詞性物主代詞或名詞所有格限定時(shí),不再加定冠詞。Tomorrow
will
be
my
brother’s
ninth
birthday.明天將是我弟弟的九歲生日。②序數(shù)詞還可以作副詞,表示“第幾名”。Who
came
first
in
the
race?賽跑
誰第一?③表示某人第幾次做某事,可用結(jié)構(gòu)“It/This
is
the
first/second/…time(that)
sb
have
done
sth”。This
is
the
first
time
(that)
I’ve
been
to
London.這是我第一次去倫敦。
分?jǐn)?shù)、小數(shù)、百分?jǐn)?shù)和倍數(shù)的表達(dá)法1.
分?jǐn)?shù)的表達(dá)法分?jǐn)?shù)是由基數(shù)詞和序數(shù)詞合成的。分子用基數(shù)詞,分母用序數(shù)詞。分
子是1時(shí),分母(序數(shù)詞)用單數(shù)形式;分子大于1時(shí),分母用復(fù)數(shù)形式,
序數(shù)詞加-s,當(dāng)分?jǐn)?shù)前面帶有整數(shù)時(shí),要用連詞and連接。1/3
one/a
third
2/3
two-thirds4/5
four-fifthsthree
and
one
fourth三又四分之一one
and
a
half
hours一個(gè)半小時(shí)two
and
a
half
kilos兩千克半提醒1/2通常不讀作one
second,而用a/one
half表示2.
小數(shù)的表達(dá)法小數(shù)用基數(shù)詞來表示。小數(shù)點(diǎn)(point)前的基數(shù)詞與前面所講的基數(shù)
詞讀法完全相同,小數(shù)點(diǎn)后則須將數(shù)字一一讀出。0.25
zero
point
two
five1.34
one
point
three
four(“0”的讀法有:zero,nought(英),o/?u/)3.
百分?jǐn)?shù)表達(dá)法百分?jǐn)?shù)用“基數(shù)詞+percent”表示。百分?jǐn)?shù)中的百分號(hào)“%”讀作
percent,無復(fù)數(shù)形式。5%five
percent
0.8%zero
point
eight
percent100%one
hundred
percent45%forty-five
percent4.
倍數(shù)的表達(dá)法英語用twice/double表示兩倍,兩倍以上用“基數(shù)詞+times”表示。This
room
is
three
times
as
large
as
that
one.這個(gè)房間有那個(gè)房間的三倍大。He
is
double
my
age.他的年齡是我的兩倍。
A組
考點(diǎn)突破考點(diǎn)1
基數(shù)詞1.
(2024揚(yáng)州梅嶺中學(xué)教育集團(tuán)二模)-Jessie,where’re
you
going
this
summer
holiday?-Yunnan.
The
weather
is
fine
with
temperatures
in
the
?.A.twentyB.twenty’sC.twentiesD.twentiethC
2.
(2024淮安市淮安區(qū)一模)Freezing
rain(凍雨)may
cause
dangerous
conditions
on
highways.
It
can
lead
to
people
losing
control
of
their
cars.
重難點(diǎn)撥A.thousands
ofB.two
thousands
ofC.thousand
ofD.two
thousands3.
(2024吳錫吳中三模)We
gave
away
books
to
the
school
library
last
year.A.six
hundredsB.six
hundredC.six
hundreds
ofD.six
hundred
ofA
B
4.
(2024鹽城二模)My
aunt
became
a
nurse
in
her
and
she
still
loves
her
job
now.A.twentiesB.twentiethC.twentyD.twentiethsA
5.
There
are
50
students
in
Class
1.
They
went
to
different
places
on
Children’s
Day(Each
student
only
went
to
one
place.).
According
to
the
chart,
students
went
to
Qionghai
Wetland
Park.Laoshan
MountainLuoji
MountainQionghai
Wetland
ParkThe
Moon
Lake
Park30%40%?10%A.fifteenB.twentyC.fiveD.tenD
考點(diǎn)2
序數(shù)詞6.
(2024常州天寧二十四中一模)-Do
you
know
the
boy
in
red
is
sitting
next
to
Bob?-Yes.
He
is
Bob’s
best
friend.
They
are
celebrating
his
birthday.A./;fifthB.who;twelfthC.which;ninthD.that;twelveB
7.
-It
is
Mom’s
birthday
next
Wednesday.
What
should
we
do?-What
about
buying
her
flowers
to
show
our
love?A.forty;fortyB.forty;fortiethC.fortieth;fortyD.fortieth;fortieth8.
I
have
won
the
contest
twice
before.
I
can
win
for
time.A.the
thirdB.thirdC.a
thirdD.threeC
C
考點(diǎn)3
分?jǐn)?shù)、小數(shù)、百分?jǐn)?shù)和倍數(shù)的表達(dá)法9.
(2024常州金壇直溪中學(xué)一模)The
writer
I
admire
most
is
Shakespeare.
A
book
says
that
of
his
plays
were
written
in
his
.A.one
third;fiftiesB.one
third;fiftyC.one
thirds;fiftiesD.one
thirds;fifty10.
There
are
fifty
students
in
our
class,and
of
us
like
football.A.two
thirdB.two
thirdsC.two
threeD.second
thirdsA
B
11.
About
of
the
middle
school
students’
parents
in
our
country
were
born
in
the
.A.two
thirds;1980B.two
thirds;1980sC.twice
threes;1980D.twice
threes;1980s12.
About
of
the
students
in
Kaili
to
school
by
bus.A.two
fifth;goB.two
fifths;goC.two
fifth;goesD.two
fifths;goesB
B
B組
語段提升
用方框中所給詞的適當(dāng)形式填空,每詞僅用一次(每空一詞)sell
he
and
hundred
popular
moviefor
catch
great
about
Have
you
ever
heard
of
Bao
Zheng
or
Bao
Qingtian?Today,I’m
going
to
tell
you
a
story
about
Bao,which
is
1.
among
Chinese
people.popular
A
young
boy
made
a
living
by
2.
fried
dough
sticks(油條)in
the
market.
One
day
he
fell
asleep
on
a
rock
after
he
got
one
3.
?
copper
coins.
When
he
woke
up,he
found
4.
coins
were
gone.
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