B Charter schools operate with public money but without many of the rues that Sovem tradi-tional public schools．In the Uruted States the rules for charter schools difFer from state to state． But in Seneral these schools havegreater freedom to decide what to teach and how to teach it． The 'charter 'is a perfarmance contract．It establishes thegoals of the school and other details like how student performance will be measured． Forty - seven million students attend traditional public schools．But more than a million students attend charter schools: And now a group of charter schools have formed the Green Charter Schools Network.The idea is to have environmentally friendly school buildings but toalso go further than that．The schools teach students to become involved in community issues that affect them and the environ-ment． For example, youg children grow crops in a school garden and leam about healthy eat-ing．Older students help recycle waste from the cafeteria．And local schoois share what they grow in community gardens with people in need． Jim McGrath is president．of the Green Charter Schools Network． He says there are about 200 'green' charter schools across the United States． He says the plan is to also include tradi-tional public schools as well as private schools． Jim McGrath:  'The most important thing is that every one of us - every child, every adult - has a reaponsibility that their action, every action we make has an effect on the earth  that we live in． And that our natuntl resources are not unlimited． And that if we want a positive earth for future generations, we all need to make comnutments to be agents of change so that we don' t destroy our natural resources． The Green Clarter Schools Network holds its first national conference this October in Min- nesota．It will include companies and orgaizations like Waste Management and the Uruted States Green Brulding Council． We sincerely hope that their goal is to expand the movement across the country． 61．Charter schools are quitedifent from public ones in that______________ A．they are operated by public money B．they still use the traditional rules C．they have more freedom in management D． they attract more students than others 62．The Green Charter Schools Network is established to______________ A．advise teenagers to attend charter schools B．paint the school buildings in the color of green C．measure the students with the same standards D．get students involved in environment friendly activities 63．Which of the following statements about the Network are true EXCEPT_________ A． It only concernsthe charter schools in the U．S． B．It holds its first national conference in Minnesota． C． It will benefit both the schools and the communities． D．It promotes different schools to share their achievements． 64．According to Jim McGrath,____________ A．people's action plays little part in nature B．natural resources are abundant for people to use C． students should be taught to be responsibk for the world D．everyone should make efforts to change the positive nature 65．What' s the writer' s purpose of this passage? A．To criticize the traditional education system． B．To encourage the students to adopt healthy eating． C．To inspire people to recycle waste from the cafeteria． D．To arouse the schools to take action to protect the earth．