改句子I must admit that means my long-term efforts are successful至少两处错误.无需翻译.并加以解释改动处的原因

I must admit that it means that my long-term efforts are likely to be successful.分析：I must admit（主句） that（宾语从句连接词）it（从句部分的主语） means（谓语）that （宾语从句连接词,） my long-ter...