填空题 Discoveries in science and technology are thought by "untaught minds" to come in blinding 1or as the result of dramatic accidents. Sir Alexander Fleming did not, as legend would have it, look at the 2on a piece of cheese and get the idea for 3there and then. He experimented with 4substances for nine years before he made his 5. Inventions and innovations almost always come out of laborious trial and error. Innovation is like soccer; even the best players miss the goal and have their shots blocked much more frequently than they 6. The 7is that the players who score most are the ones who take the most shots at the goal—and so it goes with innovation in any field of activity. The 8difference between innovators and others is one of approach. Everybody gets ideas, but innovators work 9on theirs, and they follow them through until they prove practicable or otherwise. What ordinary people see as fanciful 10, professional innovators see as solid possibilities?