Определите в каждом из них видо-временную форму и залог сказуемого. переведите предложения на язык. 1. they were testing the apparatus when i came. 2. the students are given a lot of work to do every day. 3. they have already done their morning exercises. 4. the work will be done by tomorrow.
2. are given ( Present Indefinite - Passive )
3. have done ( Present Perfect - Active )
4. will be done (Future Indefinite - Passive )