-- the spring festival,children -----in new clothes and spend happy days---the spring festival,children ----in new clothes and spend happy daysA.on,dress upB.at,are dressed upC.on,are dressed upD.at,dress up麻烦解释下为什么
问题描述：
-- the spring festival,children -----in new clothes and spend happy days
---the spring festival,children ----in new clothes and spend happy days
A.on,dress up
B.at,are dressed up
C.on,are dressed up
D.at,dress up
麻烦解释下为什么
答
C
on指具体的某一天,例如on Monday;at多用于点时间,例:at ten o'clock
be dressed up in 被穿上什么衣服,被装扮成