英语不错的请帮忙

So am I
I am going to play tennis 的回答也是一样的

I like eating
So do I
So does he.

He was a bad boy.
So did I.
So did she.

I am a girl and like eating.
So it is with me.(这个比较重要，既有do又有be动词，用这个)

so am i

am

means I am going to play as well.

so am i
enjoy it
have fun
me too
let's go

I am going to play tennis.
So am I.