用in,介词,in用于月、季、年,
In Spring Festival:在春节
in the Spring Festival:在春节
In Every Spring Festival:每逢春节
at是个时间点,“工作”“时刻”与“圣诞
例 We get up at eight o’clock. 我们8点起床.
My father are busily at work all day. 我父亲整天忙于工作.
In western countries children get present from their parents at Christmas. 在西方国家,孩子们在圣诞节得到父亲给的礼物.
答案: 用at
in Spring Festival 在春节
大的节日要用 in