... special difficulties from District 1 regularly attend classes.The Organisation for educational development co-operated with Spring School to set up English classes in 1998. Dane, theatre, singing ... celebrated among family only.Unit 9: THE POST OFFICEOver the past few years, Vietnam has quickly developed its telephone system.Vietnam ranks second only to China for growth in the number of telephone ... staff and maintenance of their resources, many national parks will be completely destroyed.Unit 11: SOURCES OF ENERGYThe natural environment includes all natural resources that are necessary...