Tony and I are good friends. We tried to walk across the United States of America. We're not exactly sure ____小题1:____ we were doing it. Part of it was to test ourselves; to see if we could face the challenges. When I was ____小题2:____ teenager I often daydreamed that I was going to walk across the United States ____小题3:____I graduated from high school. ____ 小题4:____，I didn't do that. Before I knew it I was in my thirties, married, ____ 小题5:____ (have) a job, yet still had this idea in my mind with each____小题6:____(pass) year. I figured I was too old and my opportunity had passed. Then, a few years ago，I met Tony,____ 小题7:____ was in his thirties and quit his job as a civil engineer in New York City to walk across the United States. He wasn't doing it for a cause____小题8:____ as part of an organization. He was doing it____小题9:____（simple) because he loved to walk and discover. The idea was back and I no longer had an excuse. We planned on averaging 20 miles a day and taking some days off to rest, so we expected the walk to. take about 6 months realizing it could take____小题10:____（long). We were in no hurry: The total distance would have been about 3,100 miles.