听到这个好消息，我很高兴。

Tīngdào zhège hǎo xiāoxi, wǒ hěn gāoxìng.

When I heard this good news, I was very happy.

今天大家都很高兴。

Jīntiān dàjiā dōu hěn gāoxìng.

Everyone is very happy today.

你来我家玩，我非常高兴。

Nǐ lái wǒ jiā wán, wǒ fēicháng gāoxìng.

I'm very happy that you came to my home to hang out.