Use the verbs in brackets in the correct form:
1. If she comes here, I (to give) her this message.
2. He will stop if he (to see) the traffic lights. 3. The bull (to chase) them if they go into that field.
4. If she lends you this book, when you (to return) it?
5. I (to ring) you up if I find your passport. 6. What (to happen) if his parachute does not open?
7. Unless it is a nice day, we (not to go) on that trip.
8. If the telephone rings while he is in the bathroom, he (not to answer) it.
9. You (not to be able) to work unless you have a quiet room.
10. He will stay in bed if he (not to feel) very well. ​