There's a land where there's mummies and daddies but no babies. Books but no libraries. Mirrors but no reflections. Kittens but no cats. Cattle but no cows. Lollipops but no candy and trees but no forests. It's the land of what?
The land of double letters.
Cầu gì trên trời mà không phải cầu vồng?
Câu ô thước