In the USA, children start school when they are five years old. In some states(州) they must stay in school 46 they are 16. But most students are 17 or 19 years old when they 47 secondary schools. There are two kinds of schools in the USA: public schools and private schools. 48 children go to public schools. Their parents don’t have to 49 their education because the schools get 50 from the government. If a child goes to a private school, his parents have to get enough money for his schooling. Some parents 51 like private schools though they are much more expensive.Today about half of the high school students 52 in universities after they finish secondary schools. A student at a state university doesn’t have to pay very much 53 his parents live in that state.Many students 54 while they are studying at universities. In this way they get into 55 working habits and live by their own hands. 【查看更多】