Human beings have been fighting diseases since the day of their birth. Among the various diseases that are most likely to cause panic are large-scale infectious diseases. In just a few years, people have fully realized the threat of major epidemics. Especially this time A The H1N1 influenza epidemic has spread rapidly and has a wide range. It is surprising. This must arouse people's vigilance, so it is said that there is no end to the struggle between humans and infectious diseases. Which of the following, if true, does not support the above conclusion? ['Most new infectious diseases are caused by viral infections, antibiotics are basically ineffective with new infectious diseases.', 'Viruses are becoming more covert.', 'Viruses mutate for survival.', 'Human beings can win the sky. Many catastrophic diseases in history have been defeated by humans.']