Раскройте скобки и поставьте в present perfect tence. The train (arrive) Kevin (phone) his freind We (watch) this film The weather (change) Kate (answer) the questions Ann (water) the flowers I (open) the door They (write) the dictanion The children (eat) the soup Заранее

The basic principles of good nutrition
Nutritionists believe that the whole system is correct and wholesome food fully in line with the 10 principles, the observance of which will help to maintain strength and health for many years.
• There is no single food that contains all the necessary components. Therefore, the diet should be as varied as possible.
• Maintain a normal weight protects from diseases associated with metabolism. You should not overeat, the meal should be moderate.
• Black bread contains more vitamins, mineral salts and fiber than white.
• Two glasses of low-fat milk a day provides the body with the necessary amount of calcium, but also provide high quality protein and vitamin B2.