出国留学网考研英语频道为大家提供2015考研英语模拟题及答案：完型填空(7)，更多考研英语模拟题尽在出国留学网! 2015考研英语模拟题及答案：完型填空(7) About 40 percent of Americans think of themselves as shy, while only 20 percent say they have never suffered from shyness at some point in their lives. Shyness occurs w...