mk tặng 10 xu cko ai trl đúng, nhanh và đây đủ nka ----- Nội dung dịch tự động từ ảnh ----- There is no school uniform in Viet Nam. 3. Classes last from seven to a quarter past eleven a.m. Students have a break after the second period. Most students play games at break. 4. The school year begins in September. Summer vacation lasts for three months. 5. 6. 7.