英语菜鸟求解

题目

英语菜鸟求解
My sister is also a volunteer__this program
Scott got his report card__school yesterday
I think it is not a good idea__you to travel alone.
Mike's friend is good__reading and writing in English
Do you have a hard time__music?
Yes .can you help me?
That's all the children should stay in the classroom to do their homework.

答案

in
at
for
at
of