I think Careth Bale is the best football player.A,So am I B,So do I C,So I do D,So I am

问题描述:

I think Careth Bale is the best football player.A,So am I B,So do I C,So I do D,So I am
选哪个?请说明理由

So do I
理由:
① 回答我也是的格式是 So + 谓语 + I;
② 主句中谓语是实意动词 think ,因此用 do.