我们知道，限定词是在名词词组中对名词中心词起特指、类指以及表示确定数量和非确定数量等限定作用的词类。

英语名词分为单数名词、复数名词还是不可数名词。名词词组前选择使用哪个限定词，取决于随后名词的类别。

1.只能与单数名词搭配的限定词

有些限定词只能与单数名词搭配，如a, an, one, another, each, neither, many a, such a等。

a toy                       an apple              one book  

another student       each worker        neither girl  

such a sentence       many a pencil（表示许多铅笔）

2.只能与复数名词搭配的限定词

有些限定词只能与复数名词搭配，如both, two, another two, many, a few, few, several, these, those, a number of等。

both toys                two apples                another two books

many students        a few workers           few workers

several girls             these/those boys      a number of pencils

3.只能与不可数名词搭配的限定词

有些限定词只能与不可数名词搭配，如a (little) bit of, a large amount of, a great deal of, (a) little, much, less, (the) least等。

a bit of food                        a large amount of money

a great deal of water           much/ less space

4.能与单、复数名词搭配的限定词

有些限定词既能与单数名词搭配，又能与复数名词名词搭配，如the first ,the second , the last , the next 等。

the first student                 the next sentence

the first students               the next sentences

5.能与单数、不可数名词搭配的限定词

有些限定词既能与单数名词搭配，又能与不可数名词名词搭配，如this, that等。

this job          this work

6.能与复数、不可数名词搭配的限定词

有些限定词既能与复数名词搭配，又能与不可数名词名词搭配，如a lot of , lots of , plenty of , enough , more , most , such , other等。

a lot of books              enough pens

a lot of money             enough time

7.能与三类名词搭配的限定词

有些限定词既能与单、复数名词搭配，又能与不可数名词搭配。如the, some, any, no , other, whose 以及物主限定词和名词属格等。

the book            your friend’s book               whose book     

the books           your friend’s books             whose books

the money          your friend’s money            whose money