2018下半年公共英语一级指导:数词

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2018下半年公共英语一级指导:数词

数词

一,基数词one two three four five six seven eight nine ten eleven twelve

序数词first second third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth

二,序数词的运用

1. 一般要加the表示顺序, the First Lesson , the Third Floor

2. 有限定词时,不用the,

例如:This is Lily’s second pen.

It’s our first lesson.

Mary is my first teacher.

三,dozen, hundred, thousand,million和billion

1,当他们前面有数字时,后面不加S,

例如:

三打three dozen 三百three hundred 三千three thousand

2,当他们后面有加S时, 后面通常要跟of, 例如:

hundreds of 数以百计 thousands of 数以千计

millions of 数百万 dozens of 几打

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