1) She (to succeed) if she worked better.
2) I would see her if I (to be) present.
3) They (to see) nice things if they come here.
4) He (not to be) ill if he hadn’t smoked so much.
5) I’ll go on foot if my bus (not to arrive).
6) If the farmer (to catch) Henry, he’ll beat him.
7) If Mary had known she (to buy) this dress.
8) He (to do ) nonsense if I hadn’t told him.
9) My father (to punish) me if I don’t pass my exam.
10) She would stay if I (not to be) so proud.