初中和高中都曾参加过各种活动用英语怎么说？

Answer 1

初中和高中都曾参加过各种活动翻译为英语是I have participated in various acitivities in junior high school and high school.

Answer 2

初中和高中都曾参加过各种活动:
Both junior high school and senior high school have participated in various activities.