我同事生了个男娃。用英文怎么祝贺？

That's great news! 真是个好消息！
Wow! How nice! 啊！真好！
Congratulations! 祝贺你！
What a great thing! 多好的事情！

不能太平淡啊，而且要亲热，其实有很多种，以上四种就不错了！！

Congratulations on your new baby!

Congratulate on your baby!

Congratulations! 祝贺你！

Congratulated you to live a son恭喜你生了一个儿子

That's great news! 真是个好消息！

- Congratulations on your new baby!

- Congratulations on a new addition to your family!

- Congratulations on the birth of your son!

congratulations,you have made a great shot!