初中(中考)英语与数词相关的一些常见表示及常考词组汇总(综合类)

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初中(中考)英语与数词相关的一些常见表示及常考词组汇总(综合类)

.与数词相关的一些常见表示汇总:

(一)次数和倍数表示:

1. once“一次,一倍,不可写为one time

2. twice“两次,两倍,不可写为two times

3.基数词(大于或等于3+times

e.g. three times三次;三倍

        four to six times四到六次;四到六倍

(二)分数的表示:

1.表示方法一:分子为基数词,分母为序数词;分子大于1,分母变复数;先写分子,再写分母;基数词和序数词之间可以用连字符“-”,也可以不用。

2.表示方法二:分子和分母都用基数词,中间用in连接,即分子+ in +分母

3.英语里面只会出现真分数(最简),即分子小于分母。

4.注意half(一半)和quarter(四分之一)的使用。

e.g. 1/3: one third = one in three

       2/3: two-thirds = two in three

       1/4: one fourth = one quarter = one in four

       3/4: three fourths = three quarters = three in four

       1/2: one second = a half = one in two

(三)百分数的表示:

1.百分号为percent,表示为基数词+percent”percent只能用单数形式。

2.注意:分数和百分数可以相互转换。

e.g. 20%: twenty percent

       5%: five percent

(四)时刻的表示:(注意:英语里面的时刻为十二小时制)

1.顺读法:先读小时再读分钟,小时和分钟均为基数词;

e.g. 6:15  six fifteen

       6:30  six thirty

       6:45  six forty-five

2.倒读法:先读分钟再读小时,分钟和小时均为基数词。

表示方法如下:

(1)分钟小于或等于30,为分钟+ past(超过)+小时

(2)分钟大于30,为60-分钟)+ to(差)+(小时+1)”

e.g. 6:15  fifteen past six=a quarter past six

       6:30  thirty past six= thirty past six

       6:45  fifteen to seven= a quarter to seven

(五)年份和世纪的表示:

1.年份的表示:in +年份;

2.世纪的表示:in + the +年份(-s);

3.注意:世纪后面的年份必须是整十且必修加“-s”。

e.g.1990年:in 1990

   在1998年:in 1998

   二十世纪九十年代:in the 1990s

   十八世纪七十年代:in the 1770s

(六)年龄的表示:

1.直接用基数词来表示;

2.基数词+years old”的结构来表示;

3.“at the age of +基数词的结构来表示;

4.当年龄是整十时,可用“in + one’s +整十的复数的结构来表示。

e.g.二十岁: twenty

                   = twenty years old

                   = at the age of twenty

                   = in one’s twenties

三十五岁: thirty-five

                  = thirty-five years old

                  = at the age of thirty-five

(七)页码的表示:

1. the+序数词+page

2. page +序数词对应的基数词。

e.g.第五页:the fifth page = page five

   第二十页:the twentieth page = page twenty

(八)房间,年级,班级等的表示:

1. Room/Class/Grade +基数词(罗马数字)

2.注意:年级后面的基数词也可以用英文,但首字母需要大写。

e.g. 405房间:Room 405

       108班:Class 108

  九年级:Grade 9=Grade Nine

(九)日期的表示:

1.月份+序数词(注意:序数词通常用缩写,即数字加上序数词最后两个字母)。

2.注意:阅读时,序数词(号数)前面需加上the

e.g.十月二十八号:October 28th

  三月五号:March 5th

(十)其它常见的数词短语的表示:

1.一个半月:

one month and a half

= one and a half months

2.两个半月:

two months and a half

= two and a half months

3.一两天:

one day or two

= one or two days

4.两到六天:two to six days

5.从五点到八点:

from five o’clock to eight

= from five to eight o’clock

6.为期两个月的暑假:

a two-month summer holiday

= a two months’ summer holiday

7.每四天(每隔三天):

every four days

= every other three days

.初中常考的与数词相关的转换词组及表示汇总:

1.二十年:

two decades

= twenty years

= score years

2.一次:once

3.两次:twice

4.八次:eight times

5.六到九次:six to nine times

6.二十五年,四分之一个世纪:

a quarter century

= twenty-five years

7.五十年,半个世纪:

half a century

= fifty years

8.半个小时,三十分钟:

half an hour

= thirty minutes

9.第八页:

the eighth page

= page eight

10.第二十一页:

the twenty-first page

= page twenty-one

11.两年之后:

two years later

= in two years

= two days from now

12.四季:four seasons

13.五分之三:

three fifths

= three in five

14.四分之三:

three fourths

= three quarters

= three in four

15.二分之一,一半:

one second

= on in two

= a half

16.百分之五十:fifty percent

17.百分之八:eight percent

18.一两天后:in a day or two

19.某天,一天:one day

20.每隔一天,每两天:

every other day

= every two days

21.每隔三个月,每四个月:

every other three months

= every four months

22.一刻钟,十五分钟:

a quarter

= fifteen minutes

23.2020年:in 2020

24.二十一世纪五十年代:in the 2050s

25.六点十五分(6:15):

six fifteen

= fifteen past six

= a quarter past six

26.六点半(6:30):

six thirty

= thirty past six

= thirty past six

27.六点四十五分(6:45):

six forty-five

= fifteen to seven

= a quarter to seven

28.三十岁:

thirty

= thirty years old

= at the age of thirty

= in one’s thirties

29.三十五岁:

thirty-five

= thirty-five years old

= at the age of thirty-five

30. 806房间:Room 806

31. 401班:Class 401

32.八年级:

Grade 8

= Grade Eight

33.一年半:

one year and a half

= one and a half years

34.三个半月:

three months and a half

= three and a half months

35.一两天:

one day or two

= one or two days

36.两到六天:two to six days

37.从五点到八点:

from five o’clock to eight

= from five to eight o’clock

38.为期两个月的暑假:

a two-month summer holiday

= a two months’ summer holiday

39.九月一号:September 1st

40.七月三十日:July 30th

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