a number of,numbers of,the number of的用法及区别

问题描述:

a number of,numbers of,the number of的用法及区别

a number of=numbers of都表示大量的...后面的谓语动词接复数 例如:numbers of/a number of students are there the number of 表示的是...的数量,后面接动词的单数形式 例如:the number of students is increasing....