the number of students 后 应该+are还是is the number of ...的主语是复数还是单数啊?那么 a number of 和 an amount of 还有 amounts of

来源:学生作业学帮网 编辑:学帮网 时间:2024/07/05 05:19:16

the number of students 后 应该+are还是is
the number of ...的主语是复数还是单数啊?
那么 a number of 和 an amount of 还有 amounts of

is
is
is are
is are

单数
复数
单数和复数
同上

is

the number +is

the number of +单数
a number of =many +复数
an amount of =amounts of