高二英語下冊Unit 4教案
the largest groups being in china, ghana, indonesia, kenya, malawi, nepal, nigeria, papua new guinea, romania, sierra leone, tanzania, uganda, zambia, and zimbabwe. areas of volunteers’ work include education;health;agriculture;management of natural resources;improvement of construction,such as roads,bridges,and water supplies;business and commerce,including accountancy and computer programming ; and social development, which helps cooperatives and small businesses market the goods they produce. volunteers between the ages of 20 and 70 are employed from all trades and professions for a minimum of two years.they are placed at the request of overseas governments and community agencies, from whom they receive a living allowance and free housing. the charity’s headquarter is in london.