Перепишите предложения, вставляя по смыслу нужный модальный глагол в правильной временной форме. Переведите предложения на русский язык. 1. Students … understand biochemistry much better if they have studied the main chemical and biological principles.
2. In breeding farm animals for utility, a breeder … use objective measurements of traits that are decisive for the production.
3. If the weather is windy and rainy, hill sheep and cattle will … stop grazing to look for higher grounds and a shelter.