"Congratulations! It's great that your efforts have finally paid off! "
"Good news! I am very proud of you, which is the result of your efforts. "
"Your paper, that's great! This is the result of your hard work and dedication. "
"I'm glad to hear that. Your efforts and wisdom have been recognized. You deserve it. "
"Congratulations! I believe that you will continue to achieve greater results and continue to cheer! " No matter which answer you choose, let your boyfriend know that you are happy for him and support him. At the same time, you can also give some encouragement and suggestions to help him develop his career better.