关于celebrate和congratulate的问题

前者celebrate 后者congratulate
再问： Report the matter immediately to _ is in charge of the project A whoever B what C whatever D who 谢谢
再答： A 随便汇报给谁，只要他掌管这个项目
再问： Not until next year _______ the importance of study A you will realize B you have realized C have you realized D will you realize 麻烦你了跪谢。。。
再答： D 到明年你才会意识到学习的重要性
再问： He is the only one_the title for the sixth time A to win B won C winning D having won 真不好意思 囧TZ
再答： A…… 这个不太确定