题目

I first went to Harrow in the summer term. The school had the biggest swimming pool I had ever seen. It was a good joke to come up behind a naked boy, and push him into the pool. I make quite a habit of this with boys of my own size or less.One day I saw a boy wrapped in a towel on the side of the pool. He was no bigger than I was. So, I thought him a fair game. Coming secretly behind , I pushed him in, holding on to his towel so that it would not get wet, I was surprised to see an angry face come out from the water, and a being of great strength making its way by face strokes (猛力地划) t铭润超市用5000元购进一批新品种的苹果进行试销，由于销售状况良好，超市又调拨11 000元资金购进该品种苹果，但这次的进货价比试销时每千克多了0.5元，购进苹果数量是试销时的2倍．（1）试销时该品种苹果的进货价是每千克多少元？（2）如果超市将该品种苹果按每千克7元的定价出售，当大部分苹果售出后，余下的400千克按定价的七折（“七折”即定价的70%）售完，那么超市在这两次苹果销售中共盈利多少元？