改为同义句 Mary went to school yesterday,but she forgot to bring her books.

问题描述:

改为同义句 Mary went to school yesterday,but she forgot to bring her books.
Mary went to school yesterday,but she forgot to bring her books.(改为同义句)
Mary went to school _______ _______ her books yesterday.

Mary went to school yesterday,but she forgot to bring her books.(改为同义句)
Mary went to school without taking her books yesterday