1 Вставьте am(not) ?are (not) is (not)
1) I ... a student of mining
2)Crop and animal farming ... the main branches of agriculture
3) The manager ... in the office
4)Agriculture and manufacturing ... important in all economies
5)You ... a student. You ... a manager of an agricultural company
6)Crop farming ... possible in the central regions of Russia in early spring
7)I ... a student of medicine,I ... a student of the economics department
Fuel ... important for all industries
2 Сделайте следующие предложения отрицательными и вопросительными
1-Crop farming is very important for every economy
2-Processing is important for all mineral resourcess