1 sentence

1. 他整天笑嘻嘻的，看起来心情很好。

   tā zhěng​tiān xiào​xī​xī de, kàn​qǐ​lai xīn​qíng hěn hǎo.

   He is grinning all day long and seems to be in a good mood.

   Source: Dong Chinese Dictionary