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数词的主要用法
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数词的主要用法

 

一、表示日期

19491949读作nineteen forty-nine

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

200610October 2006 读作October, two thousand and six

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

二、表示钟点

半小时用half,一刻钟用a quarter,半小时以内用past,超过半小时用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、表示编号

1. 单纯的编号,可在基数词前加number,简写为No.。如No.2第二。

2. 序号与事物名词连用时分三种情况(from www.yygrammar.com)

(A)小序号可用“the +序数词+名词”或“名词+基数词”。如第一次课可以说the First LessonLesson One

(B)大序号通常只用“名词+数词”。如808号房间Room 808168路公共汽车Bus No.168;南京路14901490 Nanjing Road;电话号码83545601(用基数词逐个念,0念字母O)                

I用“a/the + number+基数词+名词”。如a No.3 bus一辆三路公共汽车,the No.3 bus那辆三路公共汽车。

四、表示倍数

1. 倍数+as +形容词/副词(原级)+ as。如:

This bridge is three times as long as that one.这座桥是那座桥的三倍长。

2. 倍数+形容词或副词的比较级+than。如:O^

This bridge is three times longer than that one.这座桥是那座桥的三倍长。

3. 倍数+ the size/length/weight…+of+表示比较对象的名词。如:

This bridge is three times the length of that one. 这座桥是那座桥的三倍长。

4. 倍数+what引导的从句。如:

The college is twice what it was 5 years ago.这所大学是它五年前的两倍。

 

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