1 . Please read the following passage and fill in each blank with one word in one of the following three ways:①based on the context;②using the proper, form of the given word;③based on the given letters of the words. 请阅读下面的短文，用以下三种形式中的一种填空:①根据上下文填空;②用所给单词的正确形式填空;③根据单词所给的字母填空，每空一词。

Baseball is a bat -and -ball sport played between two teams of nine players each. Many people think that baseball is     1    “all-American”sport, but it flourished (流行) in Spanish - speaking     2    (country) just a few years before it started in the United States.

    3    did the baseball game begin? It is said that the   f    4    game was played in Cuba when an American ship was docked (使停靠码头) at Matanzas in 1866. One American sailor     5    (teach) some Cubans to play the sport, and together they built a baseball ground. By 1874, a number of Cuban baseball teams had been formed, and they played with each other     6     (regular). By 1981, 75 teams were active on the island. And these teams were often served as     7     ( train) teams for American major league teams.

Before American baseball was integrated (整合),     8    were about 50 Hispanic -American (拉丁美洲的) baseball players in the major leagues. Some of these players even became the members     9    Baseball's Hall of Fame. And after the American teams were integrated, many more Hispanic-American players of all colors and nationalities took an   a    10    part in the major leagues.