GRE Reading Comprehension: Maggoosh-GRE阅读Maggoosh - A550ITJ57Z078ISPN

An unknown simian virus recently killed off nearly half the human population of a remote jungle town. Because the disease spread at an alarming rate – victims usually exhibited signs within 8 hours of exposure, and many died within 36 hours – the simian virus, if an outbreak occurs again, is likely to cause more deaths than has any other previous virus.