根据图所给出的条件，分别画出反射光线、入射光线，平面镜的位置．
The players ____ from the whole country are expected to bring us honor in this summergame. [ ]
A. selecting
B. to select
C. selected
D. having selected
下列属自然资源的是[ ]
A．石油
B．水稻
C．水泥
D．钢铁
