Всего 3 из каждого предложения глагол-сказуемое и определите его видовременную форму и залог. 1.the factory has expanded its research activity in chemical technologies. 2. the plant has been using new equipment since the beginning of this year. 3.our factory become a leading one after it had introduced the new technology of textile production.
2. has been using (Present Perfect Continious, Active voice)
3. had introduced (Past Perfect, Active voice)