Ответ:
А) Электричество и магнетизм тесно связаны.
б) наука становится ведущим фактором прогресса человечества.
в) к тому времени, как мы туда доберемся, лекция уже начнется.
А) - present simple. Пассивный залог
Passive Voice
Б) present Continuous. Активный залог Active Voice.
В)present simple и future perfect
1. To smoke is harmful. 2. I didn't see the new production of our drama theatre. 3. I told him to go to the dentist. 4. I have no desire to order these books.
What is your mother/father?
Where does your mother work?
Does she know three or four languages?
When does your father come home?
Do you like going to school?
1. doesn't she
2. don't I
3. didn't she
4. didn't we
5. am not I
6. don't they
7. can't they