Directions: Each of the following sentences in this section has a blank space with four words or group of words given. Select whichever word or group of words you consider the most appropriate for the blank space and indicate your response on the answer sheet accordingly.

Sir Alexander Fleming who ___(1)___  awarded the prize for the discovery of penicillin, had given a  ___(2)___ warning. "There is the danger that the ignorant may easily underdose himself and by  ___(3)__ his microbes to non-lethal quantities of drug make them resistant." Within a century of his ____(4)__, the time has come. Our___(5)___ use of antibiotics, including penicillin, has given rise to bacteria, viruses, ___(6)___, and parasites that have become _(7)___to commonly used anti-microbials. What is more concerning is that these microbes are evolving faster than we can invent drugs to tackle them. Our ___(8)__  of antimicrobials is  ___(9)__  while more drug-resistant 'superbugs' are evolving and ___(10)__ the world.