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數(shù)詞的主要用法
作者:admin  文章來源:本站原創(chuàng)  點擊數(shù)  更新時間:2008-09-14  文章錄入:admin  責(zé)任編輯:admin



數(shù)詞的主要用法

 

一、表示日期

19491949讀作nineteen forty-nine

623June 23rd 讀作June (the) twenty-thirdthe twenty-third of June

200610October 2006 讀作October, two thousand and six

160052May 2nd, 2005 讀作the second of May, sixteen hundred

二、表示鐘點

半小時用half,一刻鐘用a quarter,半小時以內(nèi)用past,超過半小時用to

08:00 eight o’clockeight

09:15 nine fifteena quarter past/after nine

02:30 two thirtyhalf past/after two

05:45 five forty-fivea quarter to six

14:15 fourteen fifteen=2.15 p. m.

23:05 twenty-three oh five

24:00 twenty-four hundred hours=midnight

三、表示編號

1. 單純的編號,可在基數(shù)詞前加number,簡寫為No.。如No.2第二。

2. 序號與事物名詞連用時分三種情況(from www.yygrammar.com)

(A)小序號可用“the +序數(shù)詞+名詞”或“名詞+基數(shù)詞”。如第一次課可以說the First LessonLesson One

(B)大序號通常只用“名詞+數(shù)詞”。如808號房間Room 808168路公共汽車Bus No.168;南京路14901490 Nanjing Road;電話號碼83545601(用基數(shù)詞逐個念,0念字母O)                

I用“a/the + number+基數(shù)詞+名詞”。如a No.3 bus一輛三路公共汽車,the No.3 bus那輛三路公共汽車。

四、表示倍數(shù)

1. 倍數(shù)+as +形容詞/副詞(原級)+ as。如:

This bridge is three times as long as that one.這座橋是那座橋的三倍長。

2. 倍數(shù)+形容詞或副詞的比較級+than。如:O^

This bridge is three times longer than that one.這座橋是那座橋的三倍長。

3. 倍數(shù)+ the size/length/weight…+of+表示比較對象的名詞。如:

This bridge is three times the length of that one. 這座橋是那座橋的三倍長。

4. 倍數(shù)+what引導(dǎo)的從句。如:

The college is twice what it was 5 years ago.這所大學(xué)是它五年前的兩倍。

 

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