
1. If you ask everybody for £1, you will collect lots of money.
2. If David speaks to the teachers, they will sign the petition.
3. If you don't read our leaflet carefully, you will not understand it.
4. If my sister goes on the match, my mum will be worried.
5. If it rains on Saturday, we will take a big umbrella.
6. If we take the fast train, we will arrive on time.