Question

You forgot to turn off the television when you went to bed.G

Answer 1

So did I .我也那样了.

比如：

--He did his work last night.他昨晚做了家庭作业.

--So did I .我也做了.

So I did. 我确实那样了.表示强调.

比如：

---I did my homework last night.昨晚我做了家庭作业.

---So I did.我确实做了.