Open the brackets. use the necessary form depending on the situation. a. 1. if i (to know) his address, i should give it to you. 2. if she (not to like) children, she would not be a teacher. 3. we should have stayed at home, if it (to begin) raining. 4. if i (to know) him better, i should have invited him to the party. 5. i should not have paid attention to his words if he (to look) so upset. 6. if the taxi-driver not (to recognize) him, the criminal would have never been caught. 7. if nobody (to object) we'll start the talks.