一、基数词八注意”。
一)基数词的读法。注意：
1、，000以上数目的读法：自右向左每三位划一个分节，”，第一个分节读thousand, 第二个分节读million, 第三个分节读billion或thousand million ，且hundred, thousand, million等用单数形式。注意，百位数hundred与十位数(或个位数)之间要用and连接。十位数与个位数之间要用连字符号-”，如：52，368读作：fifty-two thousand, three hundred and sixty-eight.
挑战中考：( )1. –How long is the new bridge? Do you know ?
--Yes. It’s about _____.
A. one thousand one hundred and eighty meters
B. one thousand and one hundred fifty meters
C. two thousands one hundred forty meters
D. two thousands seventy and three meters
( )2. There are ____ days in a year.
A. three hundred and sixty-five B. three hundred and sixty five
C. three hundred sixty-five D. three hundreds and sixty- five
二)基数词表计量。注意：基数词表计量大于1时，它所修饰的名词要用复数形式。如: two bottles of water (两瓶水); three boxes of apples(三箱苹果)。
挑战中考：( )3. I’ve read ____ sports news about the F1 race today.
A. two B. pieces C. two pieces D. two pieces of
( )4. –Can I help you?
–I’d like ____for my twin daughters.
A. two pair of shoes B. two pairs of shoe
B. two pair of shoe D. two pairs of shoes
三)基数词表番号(编号)。注意：编号的事物如果数字较大，一般用基数词表达，且放在编号的事物名词之后。如：No.102 Middle School (102中学);Room 206 (206房间)如果编号的事物数字不大，用序数词表达，但它应放在编号名词之前。如：the first lesson (第一课)
挑战中考：
( )5. Jack is now in _____.
A. the three grade B. Grade Third C. Grade Three
( )6. Now children, turn to page __and look at the __ picture in Lesson Two.
A. twentieth; one B. twenty; one
C. twentieth; first D. twenty; first
四)基数词表时刻。注意：英语时刻表达法有两种：一种是直接读数字，先说钟点数，后说分钟数：另一种是先说分钟数，后说钟点数，中间要用past或to连接。即：
1、~30分钟(含30分钟)用分钟数+past+钟点数”;31~59分钟用(60-分钟数)+to +下一个钟点数”。如：
4:20 four twenty或 twenty past four 5:45 five fifteen或 fifteen to six或 a quarter to six
中考演练：( )7. --It’ 9:45. –Yes, It’s ____.
A. fifteen from ten B. a quarter to ten
B. fifteen past nine D. a quarter past ten
五)基数词复数表岁数或年代。注意：表示几十”的基数词的复数形式，可用来表示某人的大概岁数或年代。如：My uncle went to England in his twenties. 我叔叔在20多岁时去了英国。
又如：These eggs were found in the Gobi Desert by a group of scientists in the 1920s.这些恐龙蛋是20世纪20年代由一群科学家在戈壁沙漠发现的。
挑战中考：( )8.During World WarⅡ, a Jewish(犹太的)lady was protected by a local family in Shanghai in her ___.
A. fifties B. fifty C. fiftieth D. the fiftieth
六)含基数词的复合形容词。注意：基数词+名词(+形容词)”构成的复合形容词作定语时，其中的名词用单数形式。如：two-week holiday 两周的假 ; an eighteen-metre-wide street 一条18米宽的街道
但注意它与名词所有格形式作定语的区别。如：How far is it from your home to your school? It’s about ten minutes’ walk. 从你家到到学校多远?大约十分钟路程。
挑战中考：( )9. Bill said they would have ____ holiday.
A. a two-month B. two months C. two-months D. two month’s
( )10. Tim is _____ boy. He can say a few words.
A. an one-year-old B. a one-year-old C. an one-year old D. a one-year old
七)基数词与多少又一半”的表达。注意：多少又一半”的表达有种方法：一种是数词+n.(单数或复数)+and a half”;另一种是数词+and a half +n.复数”。如：两个半月”可译为：two months and a half或two and a half months
中考演练： ( )11. I spent ______ in doing my homework yesterday.
A. a half and two hour B. two and a half hour
C. two hour and a half D. two and a half hours
八)hundred, thousand, million等表示大约数与确切数的区别。注意：基数词表示具体数目时，hundred, thousand, million用单数形式。但在表示数百”、数千”、数百万”等不确切数目时，hundred, thousand, million要用复数形式，且后接of +名词复数”。如：
1. There are nine hundred and forty-seven students in our school. 我校有947个学生。
2. Thousands of students come to visit the Museum of Natural History every year.
每年有数千学生来参观这个自然历史博物院。
挑战中考：
( )12. Nanjing is a city with many places of interest. _____ tourists come here every year.
A. Thousand of B. Thousand C. Thousands D. Thousands of
( )13. –How many people are there in Changsha?
--about six _____.
A. million B. millions C. millions of
( )14.—How many people will come to Beijing for the Olympic Games in 2008? --It’s hard to say. _____ people, I think.
A. Million of B. Millions of C. Two millions of D. Two million of
