下面的材料A—D分别介绍了四个不同的地方，请根据材料完成后面的题，并将答题卡内相应的字母涂黑。
A. Here is Jilin Children's Hospital .It is at 135 Jiling Street Jilin City. There are many advanced equipment about children. Zhao Weibing is a famous doctor. His telephone number is  (0432) 6983245. And E-mail is Zhaoweibing@sohu. com.
B. HongXing Supermarket lies in the center of Wanda. Lots of goods are sold. Foods, vegetables and fruits are for sale now. On the second floor, Some clothes for children are on sale, and the price is the lowest of all.. Welcome to choose.
C. The Painting on World of Sports . In the city center lies a famous stadium where the first-class sportsmen are training for the coming games. You are  allowed to take some pictures of them when they are training.
D.This is Jiling Jiajia Company. It is at 35 Jiling Street Jilin City.There are lots of compers and mobile phones here. We can also repair these machines. Li Weihua is  a computer engineer. His telephone number is (0432)2458988. E-mail: 1 wh988@263.com.

加强供给侧改革，必须需求与供给“两条腿走路”。下列经济现象与图中（P为价格，Q为数量，S为供给曲线，D为需求曲线，E点为均衡价格）蕴含的经济原理相符的是（  ）

①三、四线城市控制商品房土地供应，房地产由S向S1位移

②鼓励民间资本深入教育领域，社会办学由E点转向E1点

③加快农民工市民化，有效需求增加，房地产S向S2位移

④若E向E2位移，表明某产品供给质量和效率得到提升

已知火星半径是地球半径的 $\frac{1}{2}$ ，质量是地球质量的 $\frac{1}{9}$ ，自转周期也基本相同．地球表面重力加速度是g，若某运动员在地面上能向上跳起的最大高度是h，在忽略自转影响的条件下，下述分析正确的是（   ）