A.By inhaling air polluted with the virus.
B.By contacting contaminated body fluids.
C.By drinking water from the Congo River.
D.By eating food grown in Sudan and Zalre.
A.More strains will evolve from the Ebola virus.
B.Scientists will eventually fred cures for Ebola.
C.Another Ebola epidemic may erupt sooner or later.
D.Once infected, one will become immune to Ebola.