1. the weather is/we will drive
2. she sends/they will receive
3. Fred will be/Jack arrives
4. I will come/I have
5. she doesn't pass/she won't get
6. you will learn/you take
7. I get/I will go
8. I will buy/it doesn't cost
9. Should you run/you will catch
10. I will go/ I don't feel
11. Should they win/they will be