Ebola, which spreads through body fluid or secretions such as urine, ______and semen, can kill up to 90% of those infected.
【正确答案】 B
【答案解析】解析:题干:埃博拉病毒通过体液或尿液、唾液、精液等排泄物运行,可以杀死多达90%的感染者。选项A为“盐溶液”;选项B为“唾液”;选项C为“疥疮”;选项D“摩擦”。根据题意,本题答案为B。