求翻译：我认为九年级学生在复习备考时应当参加课外活动。因为课外活动可以减轻学习压力，使校园生活更有趣。同学们还可以在活动中加强自身段练是什么意思？

I think the ninth grade, students should be reviewing and preparing to participate in extracurricular activities. Because extra-curricular activities can reduce the pressure to learn to make campus life more interesting. Students can also practice activities to strengthen their own section

I think that grade 9 students when preparing for examinations should participate in extra-curricular activities. Because extra-curricular activities can reduce learning pressure, so that campus life more interesting. Students can also practice in their activities, strengthening its own paragraph

I thought nine grade students when review reference appendix must participate in the extracurricular activity.Because the extracurricular activity may reduce the study pressure, causes the campus life to be more interesting.Schoolmates also may strengthen in the activity from the figure practice

I think that the ninth grade student at the time of revision notes for participation in extra-curricular activities. As extra-curricular activities to lessen the pressure to make campus life more interesting. Students can also strengthen their own paragraph in the active practice

I think that the ninth grade student at the time of revision notes for participation in extra-curricular activities. As extra-curricular activities to lessen the pressure to make campus life more interesting. Students can also strengthen their own paragraph in the active practice