我要报名当兵去，永不再见我亲爱的蟾宫了。

I shall go and enlist for a soldier, and never see my dear Toad hall any more!

youdao

我要报名上英文课。

I'll register for English classes.

youdao

我们学校即将举行一场歌唱比赛。我要报名参加。这是展示我的歌唱才能的好机会。

Our school is going to hold a sing contest. And I'll sign up for it. It's a good chance to show my sing talent.

youdao