阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。

    American schools (begin) in September after a long summer vacation, There are two terms a school year: the first I term is September to January, and the (two) is from February to June. Most American (child) go to public schools(公立学校). High school students (take) only four or five subjects at a time. They usually go to the same (class) every day, and they have assignment(课外作业) for every class. class they have many activities. After high school, many (student) go to college(上大学).