I shouldn't have stayed up late. 我不该那么晚才睡。 (1) 句首加 I wish —> I wish I hadn't stayed up late. I wish “我希望……”后面要变成和事实相反的过去完成时。 (2) 改为表示事实的肯定句 —> I stayed up late. (3) 改为含有 be going to 和 tonight 的将来时肯定句 —> I'm going to stay up late tonight. I jog. 我慢跑。 (1) 主语改为 he —> He jogs. (2) 主语改为 you，再改为现在完成时的疑问句 —> Have you (ever) jogged? 改为 you 为主语就是 You jogged，变成现在完成时就是 You have jogged，再变成疑问句就是 Have you jogged? 可以加个 ever 就是 Have you ever jogged? (3) 主语改为 she，改为现在进行时疑问句 —> Is she jogging? she 为主语就是 She jogs. 现在进行时就是 She is joking，再变成疑问句就是 Is she jogging?