新概念語法：基數(shù)詞在句中主要用法
1)基數(shù)詞在句中主要用作：
a.定語：
The river is about eighty miles long. 這條河大約八十英里長。
Over 4,650,000 workers were involved in the strikes.
有四百六十五萬工人參加了這次罷工。
b.主語：
There were millions of blooms. 有數(shù)以百萬計的花。
Two of the girls are from California. 姑娘在有兩個來自加州。
Three will be enough. 三個就夠了。
c.賓語或介詞賓語：
I read four of her novels. 我看了她寫的四本小說。
“How many workers do they employ?”“Over two hundred, I think.”
“他們雇傭了多少工人?”“我想有兩百多吧。”
The city has a population of three million. 這座城市有三百萬人口。
d.表語：
He was a little over five. 他才五歲多一點。
Its population is nearly two million. 它的人口接近兩百萬。
I’m fourteen and she’s twelve. 我十四歲，她十二歲。
e.同位語：
You two take these seats. 你們兩人坐這里。
Have you got tickets for us three? 有我們?nèi)齻�人的票嗎?
2)基數(shù)詞還可用于復數(shù)形式，表示很大的數(shù)量：
The boat cost hundreds of pounds. 這條船花了幾百英鎊。
Thousands of people attended the meeting. 數(shù)千人參加了這次會議。
Millions (of people ) are at risk from the disease.
數(shù)以百萬計的人受到這種疾病的威脅。
Thousands upon thousands of scallops appear off Long Island in the fall.
秋天長島附近的海灘上會出現(xiàn)數(shù)以萬計的扇貝。
They arrived in twos and threes. 他們?nèi)齼蓛傻貋砹恕?/p>
3)某些基數(shù)詞的復數(shù)形式可以用在“in the (one’s )—”結(jié)構(gòu)中，表示：
a.年歲：
He was a thinnish fellow in his forties. 他是個偏瘦的人，有四十多歲了。
She is in her early (late) twenties. 她現(xiàn)在二十一二(八九)歲了。
He died in his fifties. 他五十多歲時死了。
b.年代：
This took place in the 1950’s. 這事發(fā)生在(二十世紀)五十年代。
He was working abroad in the 70’s. 七十年代他在國外工作。
4)一些數(shù)字公式的讀法如下：
7+4=11 seven plus four is eleven.
12-5=7 twelve minus five is seven.
6×8=48 six times eight (six multiplied by eight) is forty-eight.
24÷6=4 twenty-four divided by six is four.
a﹥b a is more than b.
a﹤b a is less than b.
a≈b a approximately equals b.
a≠b a is not equal to b.
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