I'm really pleased to tell you... I've got a bit of good news to tell you... I've got some good / brilliant / great / wonderful / splendid news for you... You know what! I've got a great bit of news for you... Great news for you...
Giving bad news
I'm afraid I've got some bad news for you I'm sorry I've got a bit of bad news to tell you.. I really don’t know how to say it, but … I’m sorry to have to say this, but … I really feel bad to have to say this, but …
Responding to good news
Wow, that sounds exciting !wonderful / splendid news! That's good / brilliant / great / wonderful / splendid news! That sounds like great news! Congratulations! That’s wonderful / fantastic! I’m glad to hear that! That’s awesome! Great news! Incredible! Superb!
Responding to bad news
I’m awfully sorry that… I’m sorry to hear that.. I’m sorry to hear such terrible news. My goodness! I can’t believe it! Poor you! I do sympathize with you. Please, accept my deepest sympathy. I know how you must be feeling. That must be awful Oh, dear ! Too bad ! Oh no ! That’s awful / a pity / unfortunate.