在全身麻醉下，急性溶血反应的重要体征为（）。
A.寒战、发热
B.胸痛
C.腰背痛
D.恶心
E.血红蛋白尿
参考答案：E
He has great fun _____ computer games.
A.to play B.play C.playing
It was not until dark he found he thought was the correct way to solve the problem.
A．that；what
B．that；that
C．when；what
D．when；that
