"only 15% of 18-29-year-olds saying the United States is the wor

"In a separate set of polls by Pew Research, the percentage of Americans who believe the United States “stands above all other countries” dropped from 38% in 2011 to 28% in 2014. Young Americans are least impressed with their home country, with only 15% of 18-29-year-olds saying the United States is the world’s No. 1 nation. Among seniors, 40% feel that way — but still, that's down from 50% just three years ago."

http://finance.yahoo.com/news/americans-are-down-on-america-190304928.html

You asked "问问周围的美国人", this is their answer.