loading“they were kept there for six hours, sat on what they hoped to be their Christmas present. They were doing this at a time when people were at home for the Christmas with their ___4__. It was a very special moment when the policemen opened the door and they walked out, holding out arms. They said they had never been so pleased to see policemen. The policemen said they were pleased to see them too.
在空格处填写正确答案
1._________ 2.________ 3.________ 4._________