听材料，回答下列各题： It is commonly thought that age brings wisdom. And this is largely true, it seems--unless you are Japanese. In which case, by the time you are 25, you 26 be just as wise as your elders, an 27 new study reveals. Americans, however, are more 28 and develop deep understanding over time, 29 a research by the University of Waterloo in Ontario, Canada. In one of the tests, designed to measure five 30 aspects of reasoning, U.S. citizens scores improved by 22 percent over 50 years. But, in the 31 scored out of 100, both 25-year-old and 75-year-old Japanese participants had an average quotient of 51 for intergroup wisdom-the idea of understanding society. With Americans, on the other hand, results from the same tests 32 between averages of 45 and 55 between the two age groups. Also, 33 wisdom--the understanding of relationships between individuals--the scores of the 225 U.S. participants climbed from 46 to 50. However, 34 the 186 Japanese people, their scores actually dropped slightly from 53 to 52. The tests also recorded other unexpected results. Given the U.S. reputation of an individualistic society, you might expect its participants interpersonal wisdom to be higher than their supposedly more collective Japanese 35 . Yet the study showed that by 75, the Japanese scored higher in the interpersonal wisdom and Americans, in fact, achieved higher results in the intergroup variety. Dr Grossman suggested that perhaps, then, you need individual skills when society is collective, and social ones when it is individualistic. 第26空答案为（ ）。