—Sorry I made a mistake again.— . Practice more and you’ll succeed.A. Never mindB. Certai

问题补充：

—Sorry, I made a mistake again.

— . Practice more and you’ll succeed.

A. Never mind

B. Certainly not

C. Not at all

D. Don’t mention it

答案：

(答案→)A. Never mind

B. Certainly not

C. Not at all

D. Don’t mention it

解析：Certainly not常用来回答别人问是否见意的问题；Not at all 和 Don’t mention it.用于别人致谢时的答语。只有Never mind符合语境。题意是“对不起，我又出错了。没关系，多练习，你就会成功的。”