你的不对
不是what am I doing,这个是问句
顺着你的改就是
My chance is that I know what I am doing.
不过满别扭的(我觉得中文就是别扭的所以也没关系...)
逐渐变化一下,个人偏好最后一种表达方式
My chance is that I know what I am doing now.
My chance is I know what I am doing now
I know what I am doing and THIS is my chance.保持大写部分