2. найдите сказуемое в каждом предложении. 1. the electronic industry produces several types of minicomputers. 2. the air in many cities has been polluted by traffic and industry. 3. the lecture on environment protection was very interesting. 4. mankind has never experienced changes in life and work on such a scale. 5. the task of the world community is to improve the ecological situation in the world. 6. in six years we shall become engineers. 7. it is possible to take measures to protect environment on a global level by the joint efforts of all countries. 8. professor n. is the dean of our faculty. 9. the important feature of our education is that it combines theory with practical training. 10. the main tendency of our life is that computers are being used in all spheres of technology, science and everyday life. 11. the essential feature in environment protection is that most of it is done by public initiative. 12.what is necessary today is that the protection of global natural resources must be planned. 13. today one of the most important problems is that big cities are polluted.
2.has been polluted
3.was interesting
4.has experienced/work
5.improve
6.becomes
7.take
8.dean(?)
9.combines
10.are being used
11.is done
12.must be planned
13.are polluted