根据对短文理解,选择答案。
American
school students usually go to school on foot, or on the school bus. Some students
ride their bikes to school.
In the
middle school, students usually take classes for six hours a day. They study English,
math, history, science, PE, music and art.
School
begins at half past eight in the morning. At noon, students have lunch at school.
After lunch, they go to their classes. School is over at about 4 o'clock. Most students
often watch TV and do homework after supper.
On weekends,
American school students go to the church, do shopping, visit grandparents or go
to the park with parents.
American
school children don't have too much homework. But they watch TV too much. Some even
watch TV three to five hours a day. It's bad for health. So their parents worry
about it. They play games, do sports or do reading with kids to take their kids
away from TV.