题目内容：

I told you not to be late again,John,__I?A,do B,did C,don't D,didn't

优质解答

答案：D
not to be late again 属于You宾语的补充说明,即宾语补足语.
主语I ,谓语动词 told 是过去式,宾语you,整个简单句属于肯定句.
前肯后否.I told you ...,didn't