安徽专版
新课标(
RJ
)
语法专题(四) 数词
PART TWO
第二篇
语法突破篇
【中考考点】
(
1
)数词的构成。(
2
)数词的表达方式和用法。
考点一 数词的构成
1.
基数词的构成
(
1
)
0
—
12
单独记。如
: zero, one, two, three
。
(
2
)
13
—
19
的词尾都是
-teen
。如
:fourteen, seventeen,
但
13
—
thirteen,15
—
fifteen,18
—
eighteen
需要特殊记。
(
3
)
20
以上的整十的基数词均以
-ty
结尾。如
:20
—
twenty, 30
—
thirty, 40
—
forty, 50
—
fifty, 80
—
eighty
。
(
4
)“几十几”要在整十数词后加个位数词
,
并在中间加连字符号“
-
”。如
:48
—
forty-eight, 97
—
ninety-seven
。
(
5
)“几百几十”或者“几百几十几”在“百”后加
and
。如
:156
—
one hundred and fifty-six, 509
—
five hundred and nine
。
(
6
)四位数或者四位数以上的基数词的构成
:
从右往左每三位加一个逗号
,
第一个逗号读作
thousand
(千)
,
第二个逗号读作
million
(百万)
,
第三个逗号读作
billion
(十亿)
,hundred
后莫忘“
and
”。如
:3,610
—
three thousand six hundred and ten, 94,295
—
ninety-four thousand two hundred and ninety-five, 274,350
—
two hundred and seventy-four thousand three hundred and fifty
。
2.
序数词的构成
分类
构成
例词
规则变化
大多数序数词由“基数词
+-th
”构成
four
—
fourth
以
y
结尾的整十基数词变序数词
,
要变
y
为
ie,
再加
-th
thirty
—
thirtieth
fifty
—
fiftieth
20
以上的非整十基数词变序数词
,
要将个位数改成序数词
,
其他位数仍用基数词
thirty-one
—
thirty-first
不规则变化
少数序数词的构成属于特殊情况
,
需特殊记忆
one
—
first two
—
second
three
—
third five
—
fifth
eight
—
eighth
nine
—
ninth
twelve
—
twelfth
【巧学妙记】
基变序
,
有规律
,
一、二、三特殊记
, first, second, third,
从四开始加
-th,
八去
t,
九去
e,
五和十二变
ve
为
f,
再加
-th,
整十变
y
为
ie,
再加
-th,
若想表示第几十几
,
只变个位就可以。
考点二 数词的表达方式
March 12, 2017
2017
年
3
月
12
日
one third
三分之一
two thirds
三分之二
five
(
o’clock
)
5
点钟
five past seven 7
点
5
分
twenty to eight 7
点
40
分
the taller of the two
两个中较高的那个
page 62/the sixty-second page
第
62
页
in the 1970s
在
20
世纪
70
年代
in his forties
在他四十多岁时
考点三 数词的注意事项
1.hundred, thousand, million, billion, dozen, score
前有基数词修饰时
,
表示确数
,
其后不加
-s,
也不与
of
连用
;
表示概数时
,
则词尾加
-s,
并与
of
连用。
There are two hundred people in the hall.
大厅里有
200
人。
Millions of people in the world are sending and receiving e-mails every day.
每天
,
世界上有数百万人在收发电子邮件。
2.
序数词的前边加不定冠词
,
表示“再一
,
又一”。
I’ll have to do it a second time.
我得再做一次。(已经做过一次)
3.
以下复合形容词中的名词要用单数形式。
(
1
)基数词
-
名词(单数)
a two-hour drive
两小时的车程
(
2
)基数词
-
名词(单数)
-
形容词
an 8-year-old boy
一个
8
岁的男孩
a 50-meter-deep hole
一个
50
米深的洞
4.every
与数词连用
,
表示时间的间隔。
“
every+
基数词
+
可数名词复数”相当于“
every+
序数词
+
可数名词单数”。
He comes to see his uncle every three weeks/every third week.
他每三周
/
每隔两周来看望他的叔叔。
5.
其他重要表达方式
:
(
1
)
half an hour
半个小时
(
2
)
one and a half years=one year and a half
一年半
(
3
)
in one’s thirties
在某人
30
多岁时(区别
:in the thirties
在
30
年代)
(
4
)
two more hours =another two hours
再多两个小时
对接中考专练
Ⅰ.
单项填空
1.[2018
·合肥一模
] Jiang Ziya wasn’t very successful until in his
.
A.seventy B.seventieth
C.seventies D.seventy-two
2.[2018
·和县期末
]
—
The air is so fresh here.
—
Of course.
of the land in this area is covered with trees and grass.
A.Three fifth B.Three fifths
C.Fifth three D.Fifth thirds
C
B
2.B
考查分数的用法。分数的构成
:
分子用基数词
,
分母用序数词
,
分子大于
1
时
,
分母应该变成复数。故选
B
。
对接中考专练
3.[2018
·阜阳一模
]
—
How many people are there in the hall?
—
About two
people are listening to the speech.
A.hundred of B.hundreds
C.hundred D.hundreds of
4.[2018
·阜阳二模
]
of the world’s books and newspapers are written in English.
A.Third quarters B.Three quarters
C.Three quarter D.Third quarter
C
B
3.C
考查数词的用法。
thousand,hundred
等数词前如果有具体数字修饰
,
则用单数形式
,
且不能与
of
连用
,
后接名词复数。故选
C
。
对接中考专练
5.[2017
·合肥模拟
] This Saturday is my
birthday. Welcome to my party!
A.fourteenth B.the fourteenth
C.fourteen D.the fourteen
6.[2017
·安庆模拟
] Mr. Green wrote more than 20 stories in his
.
A.five B.fiftieth C.fifth D.fifties
7.[2017
·淮北模拟
] On her
birthday, she got an iPad as a gift from her father.
A.twelve B.twelfth
C.the twelve D.the twelfth
A
D
5.A
考查序数词的用法。表示
“……
岁生日
”
应该用序数词
,
故排除
C
、
D;
本空前有物主代词
my,
不再加定冠词
the
。故选
A
。
B
6.D
“in+one’s+
整十基数词的复数形式
”
表示
“
在某人几十多岁时
”
。故选
D
。
对接中考专练
8.[2017
·芜湖模拟
] My family are going to have a party to celebrate my grandpa’s
birthday.
A.ninety B.nineties C.ninetieth D.ninetieths
9.[2017
·宿州模拟
] The environment here becomes better and better.
birds are coming back.
A.Thousands of B.Thousand of C.Thousands D.Thousand
10.[2017
·淮南模拟
]
—
What do you think of the environment here?
—
Wonderful!
of the land
covered with trees and grass.
A.Two fifths; is B.Two fifth; is
C.Two fifths; are D.Two fifth; are
C
A
9.A
考查数词的用法。
thousands of
意为
“
成千上万的
”,
表示概数。故选
A
。
A
对接中考专练
Ⅱ.
单词拼写
根据首字母及汉语提示
,
完成下列单词的拼写
,
使句意明确
,
语言通顺。
1.Please turn to page 5 and look at the s
(第二)
picture.
2.It’s the f
(五)
time that I’ve been to America.
3.The restaurant receives five h
(百)
customers every day.
4.
—
What time is it?
—
It is a q
(刻)
past five.
5.He made his first movie at the age of f
(四十)
.
second
fifth
hundred
quarter
forty
对接中考专练
6.Mr. Zhang lives on the n
(九)
floor.
7.My parents will have a party for my t
(第十二)
birthday.
8.Father’s Day is on the t
(第三)
Sunday of June.
9.Today we’ll learn Unit E
(八)
.Are you ready?
10.The lady became very famous in her f
(五十)
.
ninth
twelfth
third
Eight
fifties
语法综合演练
见
Word
资源 语法专题
04
数词