用英文翻译“他承诺一定为班级和个人荣誉而努力”
问题描述：
用英文翻译“他承诺一定为班级和个人荣誉而努力”
答
He promised to spare no effort for the class and himself as well.
答
He assured to strive for the best for the class and for himself.
答
He promised to do his best for the honour of his class and himself.