Final answer:
The play that Charlotte's school put on the year before Aggie came in the book 'Wonder' seems to be a cut-down Shakespeare version of 'Romeo and Juliet'.
Step-by-step explanation:
In the book Wonder, the play that Charlotte's school put on the year before Aggie came was not explicitly mentioned. However, based on the information provided, it seems that the play was a cut-down Shakespeare version of Romeo and Juliet.