Let's review the story first. At the beginning of the story the children looked up and saw a rainbow across the sky. The magic began when a door opened in a field and the children found Fred. Suddenly ...

A rainbow is an arch of different colours that you can sometimes see in the sky when it is raining. arch，a curved band，拱形的东西/拱门 彩虹是不同颜色的拱门，下雨时你有时能在天空中看到。 Rainbows are seen in the sky opposite the sun ...