完形填空。10-year-oldPennygoesbacktoherschooltofindaplacefor...
问题详情：完形填空。10-year-oldPennygoesbacktoherschooltofindaplaceforherdogSocks.Thebigdooris___1___.Pennywalksaroundtheschool:thereweredoorsatthe___2___.Theyarealllocked.Thensheseesawindow.Itisopen.Sh...