小题1:B
小题2:A
小题3:D
小题1:细节理解题，根据文中语句“Like schools in China, American schools begin in September after a long summer vacation. The first term is from September to January and the second is from February to June.”理解可知。
小题2:细节理解题，根据文中语句“After high school, many students go to college .”理解可知。
小题3:细节理解题，根据文中语句“So lots of students work after school to make money for their studies. ”理解可知。