Раскройте скобки, образуя условные предложения : 1. If they had remembered your address, they ... (to send) you a posteard. 2. If tom saw a car crash, he (to telephone) the police. 3. If you are not sure, what to say, you ... ...

Раскройте скобки, образуя условные предложения : 1. If they had remembered your address, they ... (to send) you a posteard. 2. If tom saw a car crash, he (to telephone) the police. 3. If you are not sure, what to say, you ... (to have) to guess. 4. If she ... ( not to be) very ill, she wouldn't have been absent from English. 5. If my perents had god seats, they ... (to enjoy) the play last night.