单词quantity的用法

2025-02-26 18:46:23
推荐回答(4个)
回答1:

答:该问题主要涉及的知识点为:quantity 与后面谓语动词单、复数搭配(即主谓一致)。但是关于quantity 与谓语单复数搭配,现在说法不统一。主要有两种观点:
1、与词形保持一致
a quantity of /quantities of 不管后面接复数还是单数(包括不可数)名词,只看quantity 本身。即:a quantity of 中的quantity 是单数,谓语动词就用单数;quantities of 中quantities 是复数,谓语动词则与复数保持一致。例如:
Quantities of nuts were on the table.
A quantity of nuts was on the table.

2、与意义保持一致
这种观点认为,不应该看a quantity of / quantities of 本身,而应该看这个词组后面所接的是什么名词,如果后面的名词是单数(或不可数),则谓语用单数;如果名词是复数,那么谓语用复数。这一点与a lot of 相同,即遵循意义一致原则。例如:
There is only a small quantity of wine left.
Great quantities of sand was washed down the hillside by the rain last night.
A large quantity of air conditions have been sold since the summer came.
Huge quantities of oil were shipped to Japan last year.

结论:目前,比较倾向于与quantity 的词形保持一致,即 a quantity of 是单数,quantities of 是复数,而不管后面接单数或复数的名词。例如,某省一道高考题如下:
With many forests being destroyed, huge quantities of good earth ______ each year.
A. is washing away B. is being washed away
C. are washing away D. are being washed away
它所给的答案是D. 此题中,earth 是不可数名词,但quantities 是复数,所以谓语采用了复数形式D.

还有,这个选择题:
It's a pity that large quantities of wood ____that way all over the world.
has been wasted 还是have been wasted,还是 has wasted ,have wasted

用have been wasted,分析:quantities是复数形式,所以have,wood 是被浪费的,要用被动语态。

回答2:

quantity这个单词,从表面上看,就比较难写。那么quantity的用法是不是也比较难记呢?是不是也比较难理解呢?实则未必,下面我们就从几个方面浅析一下quantity的用法,保证你看后茅塞顿开。
quantity的用法:
1. quantity表示“数量”时,如果是指相对于质量来说的“数量”,则为不可数名词。
例句:We've always put quality before quantity.
我们总是认为质量比数量重要。
2. quantity如果指具体的数量,一般为可数名词,这时可以连用不定冠词或者用复数形式;如果要表示数量的多少,则可以用 great, large, huge或者small 等形容词修饰;quantity既可以用于修饰不可数名词,也可以用于修饰复数名词。
例句:Don't strive merely for quantity of production.
在生产中不要单纯地追求数量。
He ate a small quantity of rice.
他吃了少量的米饭。
注意事项:在某些特殊表达中,quantity可单独表示“大量”(没有large或者great之类的修饰语)的意思。
例句:Heavy drinking can reduce the quality and quantity of sperm.
大量饮酒会降低精子的质量和数量。
3.当quantity在a great (large, small) quantity of…这个结构作主语时,其谓语的数原则上和其中的名词的数保持一致。
例句:A large quantity of air-conditioners has been sold since the temperature is high.
因为气温很高,有大量空调售出。
注意事项:如果该结构变成quantities of…这样的形式,当这一结构用作主语时,其谓语动词一律要用复数。
例句:Quantities of books were on the bed. 在床上有很多很多书。
4. quantity的固定搭配:
a quantity of 一些,一批
in quantity 在数量方面;大量地,大批地
large quantity 大量;大数量
quality and quantity 质量和数量
a large quantity of adj. 大量的
small quantity 小量,少量
order quantity 订货量;订购量;订单数量
a great quantity of (接可数或不可数)大量
a small quantity of 少量的
quantities of 许多……
production quantity 生产量
quantity discount 数量折扣,大批量折扣
quantity的用法就这么多,所以对于第一段中的问题,我想同学们心中也早已有了答案。学习就是这样,只要你用心,而且有耐心,无论多难的知识,你一定也会掌握的。

回答3:

a quantity of后同样接不可数名词或可数名词的复数形式,但当它作主语时谓语动词一般根据其所修饰的名词而定,而quantities of作祝主语时,不论其后的名词可数或不可数,谓语都用复数。 那道题选最后一个。

回答4:

1、a (large) quantity of (可数与不可数名词),表示:大量的东东。其作主语时,谓语动词只能是单数。
There is a (large) quantity of presents here waiting for your custom.
2、quantities of (可数与不可数名词),表示:大量的东东。其作主语时,谓语动词只能是复数。
There are quantities of presents here waiting for your custom.
3、quantity n. 量;数量;大量;数额。其最常见及最容易出错的两种用法如上。

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