Put the verbs in brackets into the / a correct form.
1. If you (visit), we will (go) to the theatre.
2. If it (rains), we shall (eat) inside.
3. If you (do not pass) the exam, will (you take) it again?
4. We shall (lose) our way if we do (not stay) on the main road.
5. He will (not catch) the plane if he does (not hurry)!
6. I will (telephone) if I (need) any help.