当前位置: X题卡 > 所有题目 > 题目详情

At the end of the fifteenth century, celestial navigation was just being developed in Europe, pri...

查看本题答案

你可能感兴趣的试题

twenty; fifteenth    twenty; fifteen    twentieth; fifteen    twentieth; fifteenth  
fifty    fifteen    fiftieth    fifteenth  
fifteen  fifteenth  eighteen  eighteenth  
fifteenth chapter    fifteen chapter    chapter fifteen    chapter fifteenth  
the fifteen  fifteenth  the fifteenth  fifteen  
twenty; fifteenth    twenty; fifteen    twentieth; fifteen    twentieth; fifteenth  
twenty; fifteenth    twenty; fifteen    twentieth; fifteen   twentieth; fifteenth  
third  fourth  tenth  fifteenth  
twenty; fifteenth    twenty; fifteen    twentieth; fifteen    twentieth; fifteenth  
indicated    suggested    symbolized    aimed  
third  fourth  tenth  fifteenth  
twenty; fifteenth    twenty; fifteen    twentieth; fifteen    twentieth; fifteenth  
fifteenth  fifteen  my fifteen  my fifteenth  
twenty; fifteenth    twenty; fifteen    twentieth; fifteen    twentieth; fifteenth  
fifteen  fifteenth  the fifteen  the fifteenth  
March the fifteenth   May the fifth   March the fifth   May the fifteenth