閲讀理解Mr.BrownlivesinAmericaandhasabigfactorythere.Heisbu...
問題詳情：閲讀理解Mr.BrownlivesinAmericaandhasabigfactorythere.Heisbusyallthetime.Butwhenhetakeshisholidays,healwaysgoestravelingandhasbeentoaboutthirtycountries.OnesummerhewenttovisitMoscow.Therehehear...