题目

Sally’s father is ill in hospital. and her mother has to look after her father there The woman can’t leave their four-year-old son Harry at home. So she asks Sally, “How many classes do you have this afternoon?”“We have no classes today,” answers the girl. “We’re having a school sports meeting today.”“That’s great!” says her mother. “Take your brother to your school. Tell your teachers I have a lot of things to do. I’m sure they can let you look after him today.”Sally does what her mother says. This little boy comes to school for the first time and thinks everythi1．假期到了，公园里游人如织．其中四位游客在同一地点，分别用不同型号的甲、乙、丙、丁相机（焦距不同），对着同一景物亭子各拍了一张照片，如图A、B、C、D所示．我们可以判定：照片D是用甲拍摄的，照片A是用丙拍摄的．