共用题干 Influenza(流感)Influenza has been with us a long time.According to some Greek writers_________(51)medical history, the outbreak of 412 B. C.was of influenza. The same has been suggested of the sickness_________(52)swept through the Greek army attacking Syracuse in 395 B. C.Influenza is a disease that moves most quickly among people living in_________(53)conditions,hence,it is likely to attack armies.__________(54)the nineteenth century there were five widespread outbreaks of influenza. The last of the five________(55)in 1889 and marked the beginning of the story of influenza in our time.________(56)the recent outbreak,it started in Asia.For more than forty years before that outbreak,influenza had steadily_______(57)and was believed to be dying out.A new group of outbreaks was_________(58)by the great outbreak of 1889-1890 and for the next quarter of a century influenza remained a constant threat.In April 1918 influenza broke out among American troops stationed in France.It quickly spread through all the___________(59)but caused relatively few deaths.Four months later,however,a second outbreak started which__________(60)to be a killer. It killed not only the old and already sick but also healthy young adults. It________(61)through every country in the world,only a few distant islands in the South Atlantic and the Pacific remaining_________(62).It brought the life of whole countries to stop,food_________(63)stopped and work loss was very great.Before the great outbreak ended,it had killed at_______(64)15 million people.Thereafter,there have been several great outbreaks throughout the world.It is thus__________(65) that influenza is a terrible infection that we have to pay more attention to. _________(51)
A.on B.by C.to D.with正确答案A
