题目

He ____ as a national hero for winning the first gold medal for his country in the Olympics. A. regarded   B. was regarded        C. has regarded       D. had been regarded 答案：B地球上的物体由于具有生命而千姿百态，但下列哪一种没有生命？A. 生石花 B. 珊瑚 C. 鸟蛋 D. 铁树