急性再生障碍性贫血病人主要死因为（）
A.贫血
B.感染
C.出血
D.高热
E.呼吸衰竭
参考答案：C
— You haven’t done it well.
— But I tried my best and did it _____ a way ____ I think is the best.
A．in; /
B．/; in which
C．by; in that
D．in; which
下列不是排泄物的是()
A．粪便
B．尿
C．唾液
D．痰液
E．汗液
