Сделайте там скорее всего past perfect и past perfect continuous​

Modern technology "for" and "against." we live in an age of computer technology and can no longer imagine life without them. we are very accustomed to, for example, to the phone. it is very comfortable . with it you can contact the person being far away from each other. computer with which we go out to the internet, and contact with family and friends, even when you are on different continents. we also use the computer to search for useful information and educational purposes. still present in our lives numerous players, microwave ovens, tvs, and more on what we already do not pay attention. but each of us knows that all devices are dangerous for the body radiation, and computer games affect the brain and psyche. but even without technology, we can not do, because it is very convenient.