1.Who broke the window?(改为被动）
问题描述：
1.Who broke the window?(改为被动）
Who was the window _____ _____?
2.She is listening attentively.(句意不变）
She is _______ _______.
3.I've booked a table for eight at that restaurant ahead of time.(句意不变）
I've booked a table for eight at that restaurant _____ _____.
答
1.broken by
2.hearing carefully
3.in advance