If clauses type 3 - exercises - statements and negatives - examples

Fill in the correct form of the verb.

1. I to him if he had written to me. (write)
2. If Dad had been a pilot, he me with him. (take)
3. My uncle able to help us if he had been here. (be)
4. She the answer if she hadn´t read the text message. (not know) (short form)
5. The man would never have found the house if he a policeman. (not ask) (long form)