课外活动的英语可以说成extracurri，而课外作业可以说成homework，课外阅读可以说成outside。常用的句型有：If you join our club, you have to abide by its rules.如果你参加我们的俱乐部，你就得遵守它的规章。
参考例句：
Participation in theatrical productions as an extracurricular activity.
作为课外活动的戏剧演出。
He took an active part in the extracurricular activities in the school.
他积极参加学校的课外活动。
Were you active in extracurricular activities?
你很积极参加课外活动吗?
Our teachers have time and time again stressed the importance of extra curricular activities.
我们的老师一再强调课外活动的重要性。
Extracurricular activities play an important role in school life.
课外活动是学校生活不可缺少的一环。
Parents often give their time to help with classroom or after-school activities
家长经常抽时间帮助教务或其他课外活动。
Without that, all the extracurricular activities you may have engaged in can mean nothing.
没有这个，你所参加的所有课外活动都会无济于事。
2
extracurricular是什么意思
adj. 课外的，业余的
Participation in theatrical productions as an extracurricular activity.
作为课外活动的戏剧演出。
Many children engage in extracurricular dramatics.
许多小朋友参加课外演剧活动。
He took an active part in the extracurricular activities in the school.
他积极参加学校的课外活动。
Extracurricular activities play an important role in school life.
课外活动是学校生活不可缺少的一环。
Without that, all the extracurricular activities you may have engaged in can mean nothing.
没有这个，你所参加的所有课外活动都会无济于事。
