好啊

hǎo ā nà shàng mian yī dìng hěn liáng kuài

好啊，那上面一定很凉快。

That'll be good. it's cooler up there.

nǐ jīn tiān xiǎng qù hǎi tān ma ò hǎo ā

你今天想去海滩吗？哦，好啊。

Would you like to go to the beach today? Oh, yes please.