初三英语总复习数词

第31讲数词Num

▲掌握分数、时间、日期的表达法。

●要求学生对所学过的数词作一系统归纳。

（一）

1、1～100

2、3位数构成，234 two hundred and thirty-four

3、hundred, thousand, million表示确切数目不加s

如：three hundred people,但表示不确切数字时应加s,如thousands of stars

4、千位以上的数，从个位向左数，每三位加一个“，”，第一个逗号前为thousand,第二个逗号前为million,第三

个逗号前为billion,如7，543，812，应为seven million, five hundred and forty-three thousand, eight

hundred and twelve.注意在百位数和十位数之间要用and连接。

1、序数词构成注意first, second, third, fifth, ninth, twentieth, twenty-first, etc.的特殊形式。

2、序数词用于句中，它之前需加the,但有时用不定冠词a(an)表示“再一，又一”如

Try it a second time, please.

When I sit down, a third man came in.

分子用基数词，分母用序数词，当分子大于1

1/2one half or a half

1/4one fourth or a quarter

4/5 four fifths

6 5/9six and five ninths

2∶25，two twenty-five or twenty-five past two

3∶40，three forty or twenty to four

2002年5月20

May 20th,2002,the twentieth of May,2002

a seven-year-old boy

a hundred-metre race

a five-pound note

例1 There are twelve months in a year. The month of the year is September. A. nine B. ninth C.

nineteen D. nineteenth

解析从题意看，第九个月份是9月，应为序数词，应选B。

例2 Our school will hold a sports meeting next week. Tom and I will be in boys' .

A.800-metres-race

B.800-metres race

C.800-metre race

D.800 metre race

解析800来修饰race,有两种表达法，800-metre race或800 metres' race,故应选C。

例3 I'm very hungry, I have eaten two cakes, would you please give me one?

A. move

B. three

C. a third

D. the third

解析序数词前加不定冠词，表示“又一，再一”，从题意看应选C,表示another。

例4 - ?-It's August 1st.

A. What's the day today

B. What's the date today

C. What day is today

D. What date is today

解析此题为日期的问法，应选B。C答案是提问星期几的表达法。

例5 of the land in the world is covered by water.

A. Four three

B. Three four

C. Three fourths

D. Three fourth

解析此题考查分数的写法，如果分子大于1，分母用复数，故应选C。

例6 We will have holiday in the winter.

A. four weeks

B. four week

C. a four-week

D. a four weeks

解析此题为一个四星期的假期，数词+名词用作定语，应选C。

(B)1．Mr Zhang teaches at Middle School.

A. a No.5

B.No.5

C. the No.5th

D.5th No

(B)2． other stars are even bigger and brighter than the sun.

A. Million of

B. Millions of

C. Millions

D. Million

(A)3．He is in our class.

A. the third tallest

B. a third tallest

C. the three tallest

D. three tallest

(A)4．Classes begin at in the morning, don't they?

A. seven thirty

B. seven past thirty

C. half and seven

D. seven and thirty

(C)5．John lives on floor.

A. twenty

B. twentieth

C. the twentieth

D. the twentyth

３、中考常见题型为选择题，注意综合运用。

6．They always go to the library once a week.(one)

7．They tried a fifth (five)time, but without luck, they failed again.

8．There are forty-four students in our class, twenty-two boys and twenty-two girls.

9．Our teacher often tells us that work must comes first .

(B)10．The teapot was used about two years ago.

A. hundreds

B. hundred

C. hundreds of

D. hundred of

(A)11．One third of the money mine.

A. is

B. are

C. were

D. will

(B)12．He has worked on the farm for years.

A. two and half

B. two and a half

C. a half and two

D. two halves and a

(A)13．Seven million, seven hundred and seventy-seven thousand, seven hundred and seventy-seven is .

A.7,777,777

B.777,777,777

C.7,700,777

D.70,700,777

(C)14．Xiao Mao and Da Mao are in .

A. team Fourth

B. the team Four

C. Team Four

D. Four team

(B)15．Were you to come to my office last night?

A. the two one

B. the second one

C. second student

D. two one

(B)16．Sorry, had been sold out.

A.42 size

B. Size 42

C.the 42 size

D. the size 42