C1043 I Don't Know How to Do That(2)

At school, a phrase from her teacher came to her mind: 'To turn something rotten into something miraculous!'

In order to ensure that the ice cream sold outside would not melt, Shulan found a big cardboard box and covered it with a thick quilt. Then she placed the plastic box that was filled with ice cream inside to keep it warm. This way, the ice cream would not melt