根据失血量和出血速度将消化道出血分为慢性隐性出血、慢性显性出血、急性出血
参考答案：对
_____ that they enjoyed the game very much. [ ]
A. I seemed
B. It seemed for me
C. I seemed to know
D. It seemed to me
血得 ① 而行，得 ② 而凝。
