repetition,trade,discovery,foreign,develop,relationship,nowhere,besides,spread,wealth,set off,set sail,be born in/on,set up,be known as,go on a trip,it seems/appears that,allow sb. to do sth.,open up,cultural contacts,as well as,compare with,lead to,develop relations,the exchange of culture and technology,discoveries,risen,voyages,continent,relationship,eveloping,eoples,rade,ioneers,epetition,discovered,looked for,find,raise,rose,development,developed,evelop,oreign,esides,eoples,nown,repetition,American,discovery,risen,peoples,development,relation,wealthy,spread,foreigner,B,B,C,B,C,A,A,C,C,A,C,C,A,C,B,peoples,Besides,discovery,nowhere,leads/led to,spread,African,repeat,set up,development,Zheng Hes travels were so important that they are still studied today.,Those ships were big enough to carry 25000 people as well as very large,quantities of goods.,It seems that nowhere was too far for Zheng He to visit.,Besides developing trade, Zheng Hes voyages also encouraged the exchange,of cultures and technologies.,Zheng Hes voyages were such a huge achievement that people still remember,him as a pioneer in opening up cultural contacts between different peoples,around the world.,