a number of = many 意识是 许多的
作主语时,强调的of 后的名词
如:A number of students go to the park.
the number of ……的数量,数目,
作主语时强调的the number
如:The number of the students is 67.
a number of = many 意识是 许多的
作主语时,强调的of 后的名词
如:A number of students go to the park.
the number of ……的数量,数目,
作主语时强调的the number
如:The number of the students is 67.