I feel I have messed up my chances of becoming a great singer. “Mess up” is a phrasal verb. So a more formal version of the sentence could be “I feel I have spoiled my chances of becoming a great singer.”

I feel I have messed up my chances of becoming a great singer. “Mess up” is a phrasal verb. So a more formal version of the sentence could be “I feel I have spoiled my chances of becoming a great singer.”
A.正确
B.错误
正确答案：正确