四、数词：
1、分类：数词有基数词和序数词两种。英语的数词可以作句子的主语、宾语、
表语和定语。
2、基数词：表示数目的词叫基数词。
1、 英语中常用的基数词有：
1 one
2 two 20 twenty
3 three 13 thirteen 30 thirty 23 twenty-three
4 four 14 fourteen 40 forty
5 five 15 fifteen 50 fifty 35 thirty-five
6 six 16 sixteen 60 sixty
7 seven 17 seventeen 70 seventy
8 eight 18 eighteen 80 eighty
9 nine 19 nineteen 90 ninety
10 ten 100 one(a) hundred
11 eleve 101 one hundred and
12 n one
twelve
1000→one(a) thousand ,10000→ ten thousand,100000→one hundred
thousand ,1000000→one million,10000000→ten million, 100000000→one
hundred million,
108→one hundred and eight, 146→one hundred and forty-six, 500→five
hundred , 1001→one thousand and one, 1813→one thousand eight
hundred and thirteen.
2、[注]：(1)百位与十位之间要加and ；十万位和万位, 亿位和千万位之间通
常也要加and 。
(2)英语用千、百万等单位计数, 大数字从右向左看, 每隔三位划一逗号,
倒数第一个逗号之前要用thousand , 倒数第二个逗号之前要用
million , 倒数第三的逗号之前要用billion 表示。
(3) hundred 、 thousand 、 million 作数词时, 不用复数, 前面可以加上one,
two, …等其它数词。用作名词时复数表示“成„上„”, 后面必须
要有of , 前面可以加上some,many,several 等词。如：five hundred(五
百), hundreds of(成百上千的), ten thousand(一万), thousands of(成
千上万的), millions of(成百万的)
1). There are ___ days in a year.
A. three hundreds sixty-five B. three hundreds and sixty-five C. three hundred
and sixty-five D. three hundred and sixty five
2).______people visit this museum every day.
A. Hundred B. Hundreds C. Hundred of D. Hundreds of
3).There are two___ people in the meeting room.
A. hundred B. hundreds C. hundreds of D. hundred of
4). Every year ___ watch NBA on TV.
A. million people B. millions of people C. millions people D. million of people
5). ____ trees have been planted in our school in the past 10 years.
A. Thousands of B. Two thousands C. Thousand of D. Two thousand of
6). My brother is in____.
A. Three Class, One Grade B. Class Three, Grade One C. Grade One, Class
Three D. class three, grade one
7) We are going to learn___ this term.
A. book six B. six book C. the book six D. Book Six
8). Please turn to___. Let\'s read the text aloud.
A. Page Two . B. the page two C. second page D. page second
3、序数词：表示顺序的数词叫序数词。
1、 英语的序数词基本变法：
(1) 一般在基数词后加th ,(2)-ve 结尾的改为-fth ,(3)-ty 结尾的改为-tieth ,(4)
熟记特殊词。
2、序数词如下：
21st twenty-first th nd 20 twentieth 22 twenty-second th rd thirteent 30 thirtieth 23 twenty-third th h 40 fortieth th th fourteent 50 fiftieth 35 thirty-fifth th h 60 sixtieth th fifteenth 70 seventiet th sixteenth 80 h
seventee 90th eightieth th nth 100 ninetieth st eighteent one 101 one hundred
h undredth and first
nineteen
th
1000th →one thousandth, 1000000th →one millionth., 第703→the seven
hundred and third,
第5480→the five thousand four hundred and eightieth.
3、注：(1)两位以上的序数词仅个位数部分用序数词, 其余部分仍用基数词。
如：thirty-sixth ,
(2) 使用序数词时一般加定冠词the. 如：I ’m in .
(3) 序数词作“几分之几”讲时, 有复数形式。如：1/5→one fifth ; 2/3
→ two thirds ; 4/7→ four sevenths ; 1/2→ a half ; 1/4→a quarter ;
3/4→ → 4、数词的用法：
1、表示年份：1) 、年份表达一般分为两个单位来读，前两个数为一个单位，
后两个数为一个单位。
如：1982年读作nineteen eighty-two, 1900年读作nineteen hundred。
2) 、如果是三位数，先读第一位，再把后两个数合起来读。
如：984年可读为nine eighty-four , 757年读成seven fifty-seven。
3) 、关于四位数年份的读法有下列几种情形：
(1) 一般情况下，将表示年份的四个数字按前后分为两组，每一 组的数字都按基数词来读。 1865年读作 eighteen sixty-five 1998年读作 nineteen
ninety-eight
(2) 如果是整百的年，后面的两个“零”读为 hundred 。1900年读
作 nineteen hundred 1800年读作 eighteen hundred
(3) 十位数字上为“零”，该“零”读为字母O 的发音。
1809年读作 eighteen O nine
(4) 关于千年的一些读法。2000年读作 two thousand 或 twenty
hundred,2008年读作 two thousand and eight 或 twenty O eight,1008年读作 one
thousand and eight 或ten O eight
2、表示日期： 12月1日: Dec.1st或the first of December；2002年11月8日:
Nov. 8th, 2002.
3、表示时刻：(1) 5：15→ five fifteen或a quarter past five ; 8：30→ eight thirty※first ※second ※third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth 13th 14th 15th 16th 17th 18th 19th 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th
或half past eight ; 10：45→ ten forty-five或a quarter to eleven.
(2)具体时间点前只能用介词at 且只能用基数词如one,two,three
而不能用序数词如first,second,third,fourth,fifth
4、表示编号：Room 105→Room one 0 five; Bus No.13→Bus Number Thirteen;
P .5→Page Five; Tel.No.7658659→Telephone Number
seven-six-five-eight-six-five-nine
5、小数的读法：5.7→ five point seven, 0.16 →zero point one six.
6、“半”的表达： 1/2→half , 半小时→half an hour, 1.5小时→one and a half
hours 或one hour and a half.
7、序数词前面加the 时, 表示顺序, 加a/an时表示“再一、又一”is rather difficult .(第三课相当难)/ Shall we read the text (我们把课文读第三遍, 好吗？)
. 1). We can say the number 78, 645 in English like this____.
A. seventy-eight thousand and six hundred and forty-five
B. seventy-eight thousand six hundred and forty five
C.seventy-eight thousand six hundred and forty-five
D. seventy eight thousand six hundred and forty-five
2).. "The year 1999" should be read "The year____".
A. nineteen and ninety-nine
B. nineteen ninety-nine
C. one thousand nine hundred and ninety-nine
D. nineteen hundred and ninety-nine
3). He will come here ____ tomorrow morning.
A. at fifth B. at ten C. on two D. till tenth
4). Every day he begins to do his homework ___.
A. at ten past seven B. at seven pass ten
C. on ten past seventh D. until ten
5)He was doing some washing ____.
A. at eight yesterday morning B. yesterday morning eight
C. yesterday morning at eight D. by eight yesterday morning
6).He began to work there____.
A. on his fifty B. at age of fifty C. when he fifty D. in his fifties
7). During____ century, the world population has already reached 6 billion.
A. twenty B. the twentieth C. twentieth / D. the twenty
8). Tom was____ to get to school and I was ______.
A. first; ninth C. the first; the ninth
B. a first; a ninth D. the second; the nineth
9). Jenny was born_____
A. on July 10, 1987 B. in July 10, 1987 C. in 1987, July 10 D. on 1987, July
10). Monday is the second day, and_______.
A. Tuesday is the fourth B. Thursday is the fifth
C. the second is Tuesday D. the second is Thursday
11). Now let me have____.
A. the third try B. a third try C. third try D. this third try
12). ___ of the students are girls in our class.
A. Two three B. Two threes C. Two thirds D. Second three
四、数词：
1、分类：数词有基数词和序数词两种。英语的数词可以作句子的主语、宾语、
表语和定语。
2、基数词：表示数目的词叫基数词。
1、 英语中常用的基数词有：
1 one
2 two 20 twenty
3 three 13 thirteen 30 thirty 23 twenty-three
4 four 14 fourteen 40 forty
5 five 15 fifteen 50 fifty 35 thirty-five
6 six 16 sixteen 60 sixty
7 seven 17 seventeen 70 seventy
8 eight 18 eighteen 80 eighty
9 nine 19 nineteen 90 ninety
10 ten 100 one(a) hundred
11 eleve 101 one hundred and
12 n one
twelve
1000→one(a) thousand ,10000→ ten thousand,100000→one hundred
thousand ,1000000→one million,10000000→ten million, 100000000→one
hundred million,
108→one hundred and eight, 146→one hundred and forty-six, 500→five
hundred , 1001→one thousand and one, 1813→one thousand eight
hundred and thirteen.
2、[注]：(1)百位与十位之间要加and ；十万位和万位, 亿位和千万位之间通
常也要加and 。
(2)英语用千、百万等单位计数, 大数字从右向左看, 每隔三位划一逗号,
倒数第一个逗号之前要用thousand , 倒数第二个逗号之前要用
million , 倒数第三的逗号之前要用billion 表示。
(3) hundred 、 thousand 、 million 作数词时, 不用复数, 前面可以加上one,
two, …等其它数词。用作名词时复数表示“成„上„”, 后面必须
要有of , 前面可以加上some,many,several 等词。如：five hundred(五
百), hundreds of(成百上千的), ten thousand(一万), thousands of(成
千上万的), millions of(成百万的)
1). There are ___ days in a year.
A. three hundreds sixty-five B. three hundreds and sixty-five C. three hundred
and sixty-five D. three hundred and sixty five
2).______people visit this museum every day.
A. Hundred B. Hundreds C. Hundred of D. Hundreds of
3).There are two___ people in the meeting room.
A. hundred B. hundreds C. hundreds of D. hundred of
4). Every year ___ watch NBA on TV.
A. million people B. millions of people C. millions people D. million of people
5). ____ trees have been planted in our school in the past 10 years.
A. Thousands of B. Two thousands C. Thousand of D. Two thousand of
6). My brother is in____.
A. Three Class, One Grade B. Class Three, Grade One C. Grade One, Class
Three D. class three, grade one
7) We are going to learn___ this term.
A. book six B. six book C. the book six D. Book Six
8). Please turn to___. Let\'s read the text aloud.
A. Page Two . B. the page two C. second page D. page second
3、序数词：表示顺序的数词叫序数词。
1、 英语的序数词基本变法：
(1) 一般在基数词后加th ,(2)-ve 结尾的改为-fth ,(3)-ty 结尾的改为-tieth ,(4)
熟记特殊词。
2、序数词如下：
21st twenty-first th nd 20 twentieth 22 twenty-second th rd thirteent 30 thirtieth 23 twenty-third th h 40 fortieth th th fourteent 50 fiftieth 35 thirty-fifth th h 60 sixtieth th fifteenth 70 seventiet th sixteenth 80 h
seventee 90th eightieth th nth 100 ninetieth st eighteent one 101 one hundred
h undredth and first
nineteen
th
1000th →one thousandth, 1000000th →one millionth., 第703→the seven
hundred and third,
第5480→the five thousand four hundred and eightieth.
3、注：(1)两位以上的序数词仅个位数部分用序数词, 其余部分仍用基数词。
如：thirty-sixth ,
(2) 使用序数词时一般加定冠词the. 如：I ’m in .
(3) 序数词作“几分之几”讲时, 有复数形式。如：1/5→one fifth ; 2/3
→ two thirds ; 4/7→ four sevenths ; 1/2→ a half ; 1/4→a quarter ;
3/4→ → 4、数词的用法：
1、表示年份：1) 、年份表达一般分为两个单位来读，前两个数为一个单位，
后两个数为一个单位。
如：1982年读作nineteen eighty-two, 1900年读作nineteen hundred。
2) 、如果是三位数，先读第一位，再把后两个数合起来读。
如：984年可读为nine eighty-four , 757年读成seven fifty-seven。
3) 、关于四位数年份的读法有下列几种情形：
(1) 一般情况下，将表示年份的四个数字按前后分为两组，每一 组的数字都按基数词来读。 1865年读作 eighteen sixty-five 1998年读作 nineteen
ninety-eight
(2) 如果是整百的年，后面的两个“零”读为 hundred 。1900年读
作 nineteen hundred 1800年读作 eighteen hundred
(3) 十位数字上为“零”，该“零”读为字母O 的发音。
1809年读作 eighteen O nine
(4) 关于千年的一些读法。2000年读作 two thousand 或 twenty
hundred,2008年读作 two thousand and eight 或 twenty O eight,1008年读作 one
thousand and eight 或ten O eight
2、表示日期： 12月1日: Dec.1st或the first of December；2002年11月8日:
Nov. 8th, 2002.
3、表示时刻：(1) 5：15→ five fifteen或a quarter past five ; 8：30→ eight thirty※first ※second ※third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth 13th 14th 15th 16th 17th 18th 19th 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th
或half past eight ; 10：45→ ten forty-five或a quarter to eleven.
(2)具体时间点前只能用介词at 且只能用基数词如one,two,three
而不能用序数词如first,second,third,fourth,fifth
4、表示编号：Room 105→Room one 0 five; Bus No.13→Bus Number Thirteen;
P .5→Page Five; Tel.No.7658659→Telephone Number
seven-six-five-eight-six-five-nine
5、小数的读法：5.7→ five point seven, 0.16 →zero point one six.
6、“半”的表达： 1/2→half , 半小时→half an hour, 1.5小时→one and a half
hours 或one hour and a half.
7、序数词前面加the 时, 表示顺序, 加a/an时表示“再一、又一”is rather difficult .(第三课相当难)/ Shall we read the text (我们把课文读第三遍, 好吗？)
. 1). We can say the number 78, 645 in English like this____.
A. seventy-eight thousand and six hundred and forty-five
B. seventy-eight thousand six hundred and forty five
C.seventy-eight thousand six hundred and forty-five
D. seventy eight thousand six hundred and forty-five
2).. "The year 1999" should be read "The year____".
A. nineteen and ninety-nine
B. nineteen ninety-nine
C. one thousand nine hundred and ninety-nine
D. nineteen hundred and ninety-nine
3). He will come here ____ tomorrow morning.
A. at fifth B. at ten C. on two D. till tenth
4). Every day he begins to do his homework ___.
A. at ten past seven B. at seven pass ten
C. on ten past seventh D. until ten
5)He was doing some washing ____.
A. at eight yesterday morning B. yesterday morning eight
C. yesterday morning at eight D. by eight yesterday morning
6).He began to work there____.
A. on his fifty B. at age of fifty C. when he fifty D. in his fifties
7). During____ century, the world population has already reached 6 billion.
A. twenty B. the twentieth C. twentieth / D. the twenty
8). Tom was____ to get to school and I was ______.
A. first; ninth C. the first; the ninth
B. a first; a ninth D. the second; the nineth
9). Jenny was born_____
A. on July 10, 1987 B. in July 10, 1987 C. in 1987, July 10 D. on 1987, July
10). Monday is the second day, and_______.
A. Tuesday is the fourth B. Thursday is the fifth
C. the second is Tuesday D. the second is Thursday
11). Now let me have____.
A. the third try B. a third try C. third try D. this third try
12). ___ of the students are girls in our class.
A. Two three B. Two threes C. Two thirds D. Second three