when do ciasses begin in your school

题目

when do ciasses begin in your school
If children piay the game caiied"trick of Treat",what's the festiveal they are having?

答案

when do classes begin in your school
你的学校什么时候开学
if children play the game called "trick or treat",what's the festival they are have?
如果孩子们在玩叫trick or treat 的游戏,他们在过什么节日?
顺便回答一下万圣节：）