1.delighted
2.over the moon Alex is over the moon with promotion.
3.really pleased
4.I couldn‘t be happier.
5.That‘s fantastic / wonderful / great / marvellous !/
6.What great / wonderful / fantastic news !
7.We‘ve been waiting so long for this (moment)!
8.Thank god / Thank god for that!
原文：http://www.cnblogs.com/aliy-pan/p/4987691.html