afternoon真的不可数吗?one sentence:新英语九百句中“Perhaps some afternoon I could go to art class with you.”句中“afternoon”用加s吗?another sentence：She always went into a large store on Monday mornings.morning可数,为什

Question

afternoon真的不可数吗?
one sentence:
新英语九百句中“Perhaps some afternoon I could go to art class with you.”
句中“afternoon”用加s吗?
another sentence：
She always went into a large store on Monday mornings.
morning可数,为什么afternoon不可数

Answer 1

afternoon 是可数的
在900句中some不是一些的意思,而是某个的意思,所以用单数