Подчеркните в каждом из них глагол-сказуемое в continuous и определите его время(present, past или future). 1. many farms are using now automatic waterers which provide water to livestock to all times. 2. for a long time scientists were looking for ways to convert fuel directly into power. 3. the aggregate capacity of agricultural machinery is increasing year by year
2were looking for- past cont.
3is increasing-present cont.
future (будущего)нет