医生的候诊室明亮欢快，有着黄色的墙壁和窗帘。

The doctor's waiting room was bright and ___cheerful with yellow walls and curtains.

我们可以铺一块混色的地毯，让接待区看起来更令人愉悦。

We can have a mixed-coloured carpet to make the reception area more ___cheerful.

在阳光明媚的早晨，这个公园显得格外令人心情愉快。

The park looks particularly ___cheerful on a sunny morning.