КАЖДОЕ ПРЕДЛОЖЕНИЕ ОБРАЗОВАТЬ В 3 УСЛОВНЫХ ТИПА 1) If you (to be) busy, I (to leave) you alone. 2) If my friend (to come) to see me, I (to be) very glad. 3) If he (to send)an e-mail, we (not toworry).
1If you are busy I'll leave you alone. If you were busy I would leave you alone. If you had been busy I would have left you alone. 2If my friend comes to see me I will (shall)be very glad. If my friend came to see me I would be very glad. If my friend had come to see me I would have been very glad. 3If he sends an e-mail we won't(shan't) worry. If he sent an e-mail we wouldn't worry. If he had sent an e-mail we wouldn't have worried.