Insert the appropriate form of the Subjunctive mood

Question

1) Unless he (to tell) me about it, I never (to know) the reasons. 
2) He wished he (not to be) so blind.If only he (change) everything! 
3) (to be) Irene present, the family circle (to be) complete.

Elcsandr · Accepted Answer

1) Unless he had told me about it, I would have never known the reasons. 
2) He wished he had not to been so blind. If only he had changed everything! 
3) Were Irene present, the family circle would be complete.