题目

The Glover kids in Newburgh, New York, want to make a little extra money themselves before school opens. So, earlier this week, they set up a lemonade stand on the side of the road._______was good during the rush hour, at which point some police officers pulled up, and _______ Whitney Glover, mother of the young enterprisers, that some _______ person had called to make complaints about kids’ selling lemonade.Now, in most stories, that’s when the police_______ the stand, telling kids to take a food handling course, and get a _______from the related department. Then the children go home comp（2010•柳州）如图，过点P（-4，3）作x轴，y轴的垂线，分别交x轴，y轴于A、B两点，交双曲线y=（k≥2）于E、F两点．（1）点E的坐标是______，点F的坐标是______；（均用含k的式子表示）（2）判断EF与AB的位置关系，并证明你的结论；（3）记S=S△PEF-S△OEF，S是否有最小值？若有，求出其最小值；若没有，请你说明理由．