我喜欢在白天散步，因为阳光让人心情愉快。

I enjoy taking walks during the ___day because the sunshine lifts my mood.

今天下了一整天的雨。

It's rained all ___day today.

这些动物白天睡觉，夜晚捕猎。

These animals sleep in the ___day and hunt at night.